2023tpr
David's Astronomy Pages (Deep Sky)
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Transients 2024 |
AT 2023ay (Vulpecula) AT 2023ay (Type: ulens?) discovered 2023-01-04.279 UT by Gaia Alias: Gaia23acg Alerting Magnitude 16.09 (G-Gaia) vs Historic Magnitude 16.36 +/- 0.08 SD Gal.plane source candidate microlensing event [ TNS 2023ay | Gaia23acg ] |
AT 2023ay - 2024-10-19 (T+654.6d) Image below (2024-10-19.878) was taken 654.6 days after discovery of 2023ay Position of earlier transient (faint) is shown by white cross-hairs Measured Magnitude +16.15 |
Annotated CCD Image (125% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-19 21:12 UT (#1257123-26) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023cz (Pisces) AT 2023cz (Type: CV) discovered 2023-01-08.461 UT by MASTER Alias: MASTER OT J011250.33+320817.5 Discovery Mag 14.6 (Clear Filter) vs Prior Non-Detection limiting mag 20.3 ( TNS 2023cz ) |
AT 2023cz - 2023-11-06 (T+302.4d) Image below (2023-11-06.908) was taken 302.4 days after discovery of 2023cz Position of reported transient (faint) is shown by white cross-hairs Measured magnitude +16.90 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 21:52 UT (#1161022-26) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cz - 2023-12-16 (T+342.3d) Image below (2023-12-16.744) was taken 342.3 days after discovery of 2023cz Position of reported transient (faint, brightening ?) is shown by white cross-hairs Measured magnitude +16.01 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-16 17:54 UT (#1173012-14) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cz - 2024-09-01 (T+601.6d) Image below (2024-09-01.073) was taken 601.6 days after discovery of 2023cz Position of reported transient (faint, fading) is shown by white cross-hairs Measured magnitude +16.65 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-01 01:48 UT (#1237168-72) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023ds (Cygnus) AT 2023ds (Type: CV) discovered 2023-01-08.458 UT by Gaia Alias: Gaia23ady Discovery Mag 13.63 (G-Gaia Filter) vs Historic magnitude 13.84 Galactic plane star brightens by 0.25 mag, previous event seen ( TNS 2023ds | Gaia23ady ) |
AT 2023ds (T+3.8d) Position of reported transient is shown by white cross-hairs |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-01-12 06:05 UT (#1085128-32) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023ds - 2023-01-09 (T+1.3d) Image below (2023-01-09.799) was taken 1.3 days after discovery of 2023ds Position of reported transient (distinct) is shown by white cross-hairs Measured magnitude +13.62 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-01-09 19:14 UT (#1084039-43) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023ds - 2023-01-12 (T+3.8d) Image below (2023-01-12.251) was taken 3.8 days after discovery of 2023ds Position of reported transient (distinct) is shown by white cross-hairs Measured magnitude +13.59 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-01-12 06:05 UT (#1085128-32) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023ds - 2023-02-13 (T+35.7d) Image below (2023-02-13.192) was taken 35.7 days after discovery of 2023ds Position of reported transient (distinct) is shown by white cross-hairs Measured magnitude +13.65 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-02-13 04:39 UT (#1097245-49) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023ds - 2023-02-14 (T+36.7d) Image below (2023-02-14.198) was taken 36.7 days after discovery of 2023ds Position of reported transient (distinct) is shown by white cross-hairs Measured magnitude +13.67 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-02-14 04:47 UT (#1098209-13) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023em (Cygnus) |
AT 2023em - 2024-02-24 (T+410.0d) Image below (2024-02-24.192) was taken 410.0 days after discovery of 2023em Position of reported transient (faint) is shown by white cross-hairs Measured magnitude, AT 2023em + adjacent star +15.66 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-24 04:39 UT (#1190263-67) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023em - Detail (T+410.0d) |
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Annotated CCD Image (175% size, linear scale, cropped) Image details as above |
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AT 2023eu (Cygnus) |
AT 2023eu - 2023-11-09 (T+303.4d) Image below (2023-11-09.817) was taken 303.4 days after discovery of 2023eu Position of earlier reported transient (faint) is shown by white cross-hairs Measured Magnitude +16.79 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 19:39 UT (#1164033-37) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023eu - Detail, 2023-11-09 (T+303.4d) |
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Annotated CCD Image (175% size, linear scale, cropped) Image details as above |
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AT 2023ev (Aries) AT 2023ev (Type: CV) discovered 2023-01-09.657 UT by Gaia Alias: Gaia23aey, ASASSN-17ki Discovery magnitude 16.13 (G-Gaia Filter) vs Historic Mag 18.67 +/- 0.89 SD 3.5 mag outburst in known candidate CV ASASSN-17ki Gaia, 2022-08-25 08:41, mag 18.86 Gaia, 2023-01-09 15:47, mag 16.13 Gaia, 2023-02-05 23:13, mag 18.89 Gaia, 2023-09-04 09:49, mag 19.11 ( TNS 2023ev | Gaia23aey ) |
AT 2023ev - 2023-11-15 (T+310.2d) Image below (2023-11-15.886) was taken 310.2 days after discovery of 2023ev Position of earlier transient (faded & no longer visible) is shown by white cross-hairs Non-Detection ?, Limiting Magnitude +18.5 (Clear Filter) CV Transient has most likely faded to around Historic Levels (~18.67) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-15 21:19 UT (#1167146-50) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023ev - Detail, 2023-11-15 (T+310.2d) Square root scale / Negative Image Position of earlier transient (source faded but just detectable) is shown by black cross-hairs Estimated Magnitude +18.4 (Clear Filter) |
Annotated negative CCD Image (100% size, square root scale, cropped) Image details as above |
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AT 2023fm (Cygnus) AT 2023fm (Type: CV) discovered 2023-01-10.703 UT by Gaia Alias: Gaia23afb Discovery Mag 13.49 (G-gaia filter) vs Historic magnitude 13.75) 0.25 mag rise in Gaia source in the galactic plane ( TNS 2022ddt | Gaia23afb ) |
AT 2023fm - 2023-01-27 (T+16.5d) Image below (2023-01-27.204) was taken 16.5 days after discovery of 2023fm Position of reported transient (distinct) is shown by white cross-hairs Measured mag +13.45 |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-01-27 04:56 UT (#1091152-54) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023fm - 2023-01-28 (T+18.1d) Image below (2023-01-28.781) was taken 18.1 days after discovery of 2023fm Position of reported candidate nova (distinct) is shown by white cross-hairs Measured mag +13.43 |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-01-28 18:47 UT (#1093012-15) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023fm - 2023-02-13 (T+33.5d) Image below (2023-02-13.209) was taken 33.5 days after discovery of 2023fm Position of reported transient (distinct) is shown by white cross-hairs Measured mag +13.49 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-02-13 05:04 UT (#1097259-63) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023fm - 2023-02-14 (T+34.5d) Image below (2023-02-14.213) was taken 34.5 days after discovery of 2023fm Position of reported transient (distinct) is shown by white cross-hairs Measured mag +13.56 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-02-14 05:09 UT (#1098234-38) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023in (Cygnus) AT 2023in (Type: YSO?) discovered 2023-01-11.955 UT by Gaia Alias: Gaia23afz Discovery magnitude 16.27 (G-Gaia filter) vs Historic Mag 16.82 Candidate YSO in 0.6 mag outburst ( TNS 2023in | Gaia23cse ) |
AT 2023in - 2023-10-22 (T+283.9d) Image below (2023-10-22.886) was taken 283.9 days after discovery of 2023in Position of earlier reported transient (faint) is shown by white cross-hairs Measured magntitude +17.23 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-22 21:25 UT (#1158091-95) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023in - 2024-10-02 (T+629.9d) Image below (2024-10-02.867) was taken 629.9 days after discovery of 2023in Position of earlier reported transient (faint) is shown by white cross-hairs Measured magntitude +16.72 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-02 20:57 UT (#1250022-26) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023iw (Cetus) AT 2023iw (Type: CV) discovered 2023-01-12.823 UT by ATLAS Alias: ATLAS23ajg Discovery Magnitude 14.68 (cyan-ATLAS Filter) vs Prior Non-Detection Limiting Magnitude 19.18 ( TNS 2023iw ) |
AT 2023iw - 2024-09-15 (T+612.2d) Image below (2024-09-15.994) was taken 612.2 days after discovery of 2023iw Position of earlier transient (distinct) is shown by white cross-hairs Measured Magnitude +13.90 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-16 00:01 UT (#1244141-45) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023nf (Gemini) |
AT 2023nf - 2023-01-28 (T+14.3d) Image below (2023-01-28.864) was taken 14.3 days after discovery of 2023nf Position of reported transient (faint) is shown by white cross-hairs Measured magnitude +15.30 |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-01-28 20:51 UT (#1093085-88) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023nf - 2023-01-29 (T+15.3d) Image below (2023-01-29.935) was taken 15.3 days after discovery of 2023nf Position of reported transient (faint) is shown by white cross-hairs Measured magnitude +15.52 |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-01-29 22:35 UT (#1094024-28) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023nf - 2023-02-12 (T+29.3d) Image below (2023-02-12.854) was taken 29.3 days after discovery of 2023nf Position of reported transient (faded ) is shown by white cross-hairs |
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Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-12 20:35 UT (#1097056-58) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023nf - 2023-02-14 (T+30.4d) Image below (2023-02-14.001) was taken 30.4 days after discovery of 2023nf Position of reported transient (not visible) is shown by white cross-hairs |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-14 00:10 UT (#1098114-18) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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Annotated CCD Image (150% size, linear scale, cropped) Image details as above |
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AT 2023qt (Perseus) AT 2023qt (Type: CV) discovered 2023-01-14.916 UT by Gaia Alias: Gaia23ahb Discovery Magnitude 16.80 (G-Gaia Filter) (vs Historic Mag 20.58 +/- 0.23 SD) Outburst in candidate CV ASASSN-17oi ( TNS 2023qt | Gaia23ahb ) |
AT 2023qt - 2023-12-02 (T+321.1d) Image below (2023-12-02.042) was taken 321.1 days after discovery of 2023qt No indication of any object at reported position (shown by white cross-hairs) Non-Detection, Limiting Mag +18.5 (Clear Filter) CV has most-likely faded to normal magnitude of +20 to +21 |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 01:03 UT (#1170210-13) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023rt (Lynx) AT 2023rt (Type: CV) discovered 2023-01-15.380 UT by ATLAS Alias: ATLAS23art, ZTF23aaanxbm Discovery Magnitude 15.87 (orange-ATLAS filter) ( TNS 2023rt ) |
AT 2023rt - 2024-01-07 (T+357.6d) Image below (2024-01-07.987) was taken 357.6 days after discovery of 2023rt Position of earlier transient (no longer visible) is shown by white cross-hairs Limiting Magnitude 19.3 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-07 23:51 UT (#1180106-10) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023ru (Taurus) AT 2023ru (Type: CV) discovered 2023-01-15.090 UT by ATLAS Alias: ATLAS23aru, ZTF23aaamjwv, Gaia23alh Discovery Magnitude 14.95 (orange-ATLAS Filter) (vs Prior Non-Detection Limiting Mag 19.5) Hostless blue transient Gaia, 2023-01-26 23:11, mag 16.78 Gaia, 2023-03-02 14:50, mag 19.23 ( TNS 2023ru | Gaia23alh ) |
AT 2023ru - 2023-12-02 (T+321.0d) Image below (2023-12-02.101) was taken 321.0 days after discovery of 2023ru No indication of any object at reported position (shown by white cross-hairs) Non-Detection, Limiting Mag +18.2 (Clear Filter) CV has most-likely faded to normal magnitude of > +19.5 |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 02:30 UT (#1170249-51) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023us (Hydra) AT 2023us (Type: unk) discovered 2023-01-16.937 UT by ATLAS Alias: ATLAS23avl Discovery Magnitude 16.47(cyan-ATLAS Filter) vs Previous Non-Detection Limiting Flux +19.5 ( TNS 2023us ) |
AT 2023us - 2024-02-20 (T+400.0d) Image below (2024-02-20.929) was taken 400.0 days after discovery of 2023us Position of reported transient (ambiguous object ?, likely faded) is shown by white cross-hairs |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-20 22:23 UT (#1187055-57) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023us - Detail 2024-02-20 (T+400.0d) Position of reported transient (ambiguous object ?, likely faded) is shown by white cross-hairs |
Annotated CCD Image (150% size, square root scale, cropped) Image details as above |
Images of AT 2023us on Transients 2023 Page >> |
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AT 2023vn (Cygnus) AT 2023vn (Type: ulens?) discovered 2023-01-16.206 UT by Gaia Alias: Gaia23ahn Alerting Mag +14.15 (G-Gaia Filter) (vs Historic Magnitude +14.43) ( TNS 2023vn | Gaia23ahn ) |
AT 2023vn - 2023-09-03 (T+230.7d) Image below (2023-09-03.951) was taken 230.7 days after discovery of 2023vn Position of transient is shown by white cross-hairs Measured magnitude +13.35 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-03 22:58 UT (#1138070-74) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023vp (Perseus) |
AT 2023vp - 2023-01-27 (T+10.4d) Image below (2023-01-27.053) was taken 10.4 days after discovery of 2023vp Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +12.75 |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-01-27 01:20 UT (#1091059-63) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023vp - 2023-01-28 (T+12.2d) Image below (2023-01-28.888) was taken 12.2 days after discovery of 2023vp Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +12.63 |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-01-28 21:22 UT (#1093109-13) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023vp - 2023-02-12 (T+27.2d) Image below (2023-02-12.917) was taken 27.2 days after discovery of 2023vp Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +12.72 |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-02-12 22:03 UT (#1097087-90) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023vp - 2023-02-22 (T+36.3d) Image below (2023-02-22.001) was taken 36.3 days after discovery of 2023vp Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +12.67 |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-02-22 00:05 UT (#1100102-06) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023vp - 2023-02-23 (T+37.4d) Image below (2023-02-23.046) was taken 37.4 days after discovery of 2023vp Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +12.71 |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-02-23 01:09 UT (#1101148-52) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023vp - 2023-03-08 (T+50.3d) Image below (2023-03-08.010) was taken 50.3 days after discovery of 2023vp Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +12.62 |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-08 00:16 UT (#1104043-46) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023vp - 2023-03-27 (T+70.3d) Image below (2023-03-27.938) was taken 70.3 days after discovery of 2023vp Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +12.68 |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-27 22:34 UT (#1108069-72) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023vp - 2023-04-03 (T+76.5d) Image below (2023-04-03.129) was taken 76.5 days after discovery of 2023vp Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +12.76 |
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Annotated CCD Image (100% size, linear scale, cropped) 60s exposure (single frame), 3x3 binning, Clear Filter 2023-04-03 03:06 UT (#1110175) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023vp - 2023-04-21 (T+94.4d) Image below (2023-04-21.088) was taken 94.4 days after discovery of 2023vp Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +12.70 |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-04-21 02:09 UT (#1116118-22) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023vq (Perseus) AT 2023vq (Type: YSO?) discovered 2023-01-16.406 UT by Gaia Alias: Gaia23ahr Discovery Mag 11.87 (G-gaia filter) vs Historic magnitude 11.44) ~0.4 mag dip in candidate YSO ( TNS 2023vq | Gaia23ahr ) |
AT 2023vq - 2023-02-13 (T+28.5d) |
Annotated CCD Image (50% size, linear scale) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-13 21:00 UT (#1098019-22) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023vq - 2023-01-26 (T+10.5d) Image below (2023-01-26.953) was taken 10.5 days after discovery of 2023vq Position of reported transient (distinct) is shown by white cross-hairs Measured mag +11.67 |
Annotated CCD Image (100% size, linear scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-01-26 22:56 UT (#1091026-27) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023vq - 2023-02-12 (T+27.5d) Image below (2023-02-12.939) was taken 27.5 days after discovery of 2023vq Position of reported transient (distinct) is shown by white cross-hairs Measured mag +12.13 |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-12 22:42 UT (#1097100-04) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023vq - 2023-02-13 (T+28.5d) Image below (2023-02-13.870) was taken 28.5 days after discovery of 2023vq Position of reported transient (distinct) is shown by white cross-hairs Measured mag +12.11 |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-13 21:00 UT (#1098019-22) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023add (Perseus) AT 2023add (Type: CV) discovered 2023-01-20.918 UT by Gaia Alias: Gaia23aje Alerting Magnitude 14.26 (G-Gaia Filter) vs Historic Magnitude 14.50 +/- 0.05 SD 0.25 mag brightening in Galactic plane source, previous event seen ( TNS 2022zkq | Gaia23aje ) |
AT 2023add - 2024-09-19 (T+607.2d) Image below (2024-09-19.118) was taken 607.2 days after discovery of 2023add Position of reported transient (distinct) is shown by white cross-hairs Measured Magnitude +14.76 (Clear Filter) Star is likely at its normal low-stand state |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-19 02:53 UT (#1247081-85) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023ati (Canis Minor) |
AT 2023ati - 2024-02-25 (T+398.5d) Image below (2024-02-25.867) was taken 398.5 days after discovery of 2023ati Position of reported transient (not visible) is shown by white cross-hairs |
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Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-25 20:56 UT (#1192057-61) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023ayf (Camelopardalis) AT 2023ayf (Type: CV) discovered 2023-01-26.640 UT by XOSS Alias: XM119HT, TCP J04361641+5628241, Gaia23aor Discovery Magnitude 15.13 (Clear Filter) UG candidate classified by XOSS Gaia detection of confirmed CV in 4.5 mag outburst (vs Historic Mag 20.01 +/- 0.25 SD) Gaia, 2023-02-04 22:14, mag 15.45 Gaia, 2023-04-19 20:56, mag 20.02 ( TNS 2023ayf | Gaia23aor ) |
AT 2023ayf - 2023-12-02 (T+309.5d) Image below (2023-12-02.092) was taken 309.5 days after discovery of 2023ayf No indication of any object at reported position (shown by white cross-hairs) Non-Detection, Limiting Mag +17.7 (Clear Filter) CV has most-likely faded to normal magnitude of +20.0 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 02:15 UT (#1170242-46) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023bji (Camelopardalis) AT 2023bji (Type: Nova) discovered 2023-02-05.008 UT by Gaia Alias: Gaia23apb, ZTF23aabvpgb Discovery Mag 18.28 (G-Gaia Filter) vs Previous Non-Detection Limiting Mag 21.5 Apparently hostless blue transient, rising fast ( TNS 2023bji | Gaia23apb ) |
AT 2023bji - 2024-01-06 (T+335.9d) Image below (2024-01-06.901) was taken 335.9 days after discovery of 2023bji Position of earlier transient (faded & no-longer visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, linear scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-06 21:41 UT (#1179104-05) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023bml (Taurus) |
AT 2023bml - 2024-02-27 (T+383.0d) Image below (2024-02-27.894) was taken 383.0 days after discovery of 2023bml Position of reported transient (not visible) is shown by white cross-hairs |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-27 21:36 UT (#1194119-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023bsl (Cassiopeia) |
AT 2023bsl - 2024-10-02 (T+596.1d) Image below (2024-10-02.091) was taken 596.1 days after discovery of 2023bsl Position of reported transient (faint, fading) is shown by white cross-hairs Measured magnitude +17.93 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-02 02:20 UT (#1249269-73) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023bso (Cassiopeia) AT 2023bso (Type: CV) discovered 2023-02-13.498 UT by Gaia Alias: Gaia23asd Discovery Mag 14.01 (G-Gaia Filter) (vs Historic Mag 14.25) ~0.2 mag rise in Gaia and wise source ( TNS 2023bso | Gaia23asd ) |
AT 2023bso - 2023-09-18 (T+217.4d) Image below (2023-09-18.886) was taken 217.4 days after discovery of 2023bso Position of reported transient (likely faded back to nomal) is shown by white cross-hairs Measured magnitude+13.62 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-09-18 21:19 UT (#1146037-41) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023cgz (Lacerta) |
AT 2023cgz - 2024-10-22 (T+612.0d) Image below (2024-10-22.031) was taken 612.0 days after discovery of 2023cgz Position of reported transient (not visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +19.5 |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-22 00:53 UT (#1258020-24) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023clo (Cygnus) |
V0476 Cyg / AT 2023clo (T+372.5d) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-28 03:56 UT (#1194211-15) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023clo - 2024-02-28 (T+372.5d) Image below (2024-02-28.162) was taken 372.5 days after discovery of 2023clo Position of earlier transient (very faint) is shown by white cross-hairs Measured Magnitude +16.70 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-28 03:56 UT (#1194211-15) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023cmu (Virgo) AT 2023cmu (Type: CV) discovered 2023-02-22.088 UT by Gaia Alias: Gaia23avk Discovery Mag 16.03 (G-Gaia Filter) vs Previous Non-Detection Limiting Mag 21.5 5 mag outburst in known CV ( TNS 2023cmu | Gaia23avk ) |
AT 2023cmu - 2024-01-07 (T+319.2d) Image below (2024-01-07.272) was taken 319.2 days after discovery of 2023cmu Position of earlier transient (faded & no-longer visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-01-07 06:34 UT (#1179254-57) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023guz (Ophiuchus) AT 2023guz (Type: unk) discovered 2023-04-26.423 UT by ZTF Alias: ZTF23aahwtps Discovery Magnitude 16.52 (g-ZTF Filter) ( TNS 2023guz ) |
AT 2023guz - 2024-09-18 (T+511.4d) Image below (2024-09-18.844) was taken 511.4 days after discovery of 2023guz Position of earlier transient (likely not visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +19.0 (Clear Filter) |
Annotated CCD Image (150% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-18 20:24 UT (#1247018-22) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023cqw (Cygnus) AT 2023cqw (Type: ulens?) discovered 2023-02-26.439 UT by Gaia Alias: Gaia23awr Alerting Magnitude 14.24 (G-Gaia Filter) vs Historic Magnitude 14.52 +/- 0.08 SD Bright gal.plane source candidate microlensing event or Be-type outburst rises by 0.3 mag [ TNS 2023cqw | Gaia23awr ] |
AT 2023cqw - 2024-10-19 (T+601.5d) Image below (2024-10-19.894) was taken 601.5 days after discovery of 2023cqw Position of earlier transient (distinct) is shown by white cross-hairs Measured Magnitude +14.13 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-19 21:36 UT (#1257130-34) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023cqw on Transients 2023 Page >> |
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AT 2023crg (Ophiuchus) AT 2023crg (Type: CV) discovered 2023-02-28.982 UT by MASTER Alias: MASTER OT J171402.01-185959.3 Discovery Magnitude 16.3 (Clear Filter) vs Prior Non-Detection Limiting Magnitude 18.5 ( TNS 2023crg ) |
AT 2023crg - 2024-04-14 (T+410.1d) Image below (2024-04-14.126) was taken 410.1 days after discovery of 2023crg Position of reported transient (not visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +17.5 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-04-14 03:04 UT (#1208103-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023csv (Orion) AT 2023csv (Type: YSO?) discovered 2023-03-02.355 UT by Gaia Alias: Gaia23aym Discovery magnitude 15.02 (G-Gaia Filter) vs Historic magnitude 16.27 +/- 0.39 SD ( Historic Range 15.3 to 18.9 ) ( TNS 2023csv | Gaia23aym ) |
AT 2023csv (YSO ?) Near HIP 26241 in Open Cluster NGC 1980 HIP 26241 (Iota Ori, mag +2.75) |
Annotated CCD Image (50% size, linear scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-06 01:26 UT (#1172145-49) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023csv - 2023-12-06 (T+278.7d) Image below (2023-12-06.053) was taken 278.7 days after discovery of 2023csv Position of reported transient (faint) is shown by white circle Measured Magnitude + 16.85 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-06 01:26 UT (#1172145-49) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023csw (Vulpecula) AT 2023csw (Type: CV) discovered 2023-03-03.202 UT by Gaia Alias: Gaia23ayn Alerting Magnitude 16.88 (G-Gaia Filter) vs Historic Magnitude 17.15 +/- 0.05 (SD) ~0.2 mag rise in red Gaia source ( TNS 2023csw | Gaia15abf ) |
AT 2023csw - 2024-09-12 (T+559.7d) Image below (2024-09-12.938) was taken 559.7 days after discovery of 2023csw Position of earlier transient (very faint) is shown by white cross-hairs Measured Magnitude +16.92 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-12 22:34 UT (#1242038-41) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023csw on Transients 2023 Page >> |
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AT 2023csz (Cygnus) AT 2023csz (Type: ulens?) discovered 2023-03-02.687 UT by Gaia Alias: Gaia23ayq Discovery magnitude 16.05 (G-Gaia Filter) (vs Historic Magnitude +16.32 +/- 0.07) Gal.plane source candidate microlensing event rises by 0.3 mag ( TNS 2023csz | Gaia23ayq ) |
AT 2023csz - 2024-08-14 (T+530.3d) Image below (2024-08-14.024) was taken 530.3 days after discovery of 2023csz Position of earlier transient (faint) is shown by white cross-hairs Measured Magnitude +15.41 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-08-14 00:38 UT (#1227083-84) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023csz on Transients 2023 Page >> |
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AT 2023ctk (Orion) AT 2023ctk (Type: YSO) discovered 2023-03-03.857 UT by Gaia Alias: Gaia23azb, EM* LkHA 294 Discovery Mag 16.3 (G-Gaia Filter) vs Historic Mag 15.05 Dimming in known YSO (Young Stellar Object) ( TNS 2023ctk | Gaia23azb ) |
AT 2023ctk - 2023-10-02 (T+212.3d) Image below (2023-10-02.175) was taken 212.3 days after discovery of 2023ctk Position of earlier transient (distinct) is shown by white cross-hairs Measured Magnitude +15.27 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-02 04:21 UT (#1152081-85) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023ctk - 2024-01-13 (T+316.1d) Image below (2024-01-13.908) was taken 316.1 days after discovery of 2023ctk Position of earlier transient (distinct, dimming ?) is shown by white cross-hairs Measured Magnitude +15.55 (Clear Filter) Poor quality image (slight star trailing, single frame) |
Annotated CCD Image (100% size, square root scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2024-01-13 21:47 UT (#1182026) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023cti (Vulpecula) AT 2023cti (Type: YSO?) discovered 2023-03-03.452 UT by Gaia Alias: Gaia23ayz Alerting Magnitude : 16.46 (G-Gaia Filter) vs Historic Magnitude 17.74 +/- 0.44 SD Brightening in candidate YSO ( TNS 2023cti | Gaia23ayz ) |
AT 2023cti (T+564.5d) Showing area of image in vicinity of AT 2023cti Note : Artefact associated with a moonlit dust motte in upper left quadrant |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-17 22:01 UT (#1246053-57) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cti - 2024-09-17 (T+564.5d) Image below (2024-09-17.911) was taken 564.5 days after discovery of 2023cti Position of reported transient is shown by white cross-hairs Measured Magnitude +17.80 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-17 22:01 UT (#1246053-57) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023cts (Orion) |
AT 2023cts (T+4.0d) |
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Annotated CCD Image (50% size, linear scale) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-08 21:08 UT (#1105018-20) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cts (T+4.0d) Image below (2023-03-08.877) was taken 4.0 days after discovery of 2023cts Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +13.14 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-08 21:08 UT (#1105018-20) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cts - 2023-03-14 (T+10.0d) Image below (2023-03-14.837) was taken 10.0 days after discovery of 2023cts Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +13.93 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-14 20:08 UT (#1107013-14) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cts - 2023-11-09 (T+249.2d) Image below (2023-11-09.027) was taken 249.2 days after discovery of 2023cts Position of reported transient (faded back to historic level) is shown by white cross-hairs Measured magnitude +14.58 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 00:47 UT (#1163170-74) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cts - 2023-12-03 (T+273.2d) Image below (2023-12-03.028) was taken 273.2 days after discovery of 2023cts Position of reported transient (faded back to historic level) is shown by white cross-hairs Measured magnitude +15.05 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 120s exposure (average combine), 3x3 binning, Clear Filter 2023-12-03 00:47 UT (#1171185-89) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cts - 2024-02-22 (T+355.1d) Image below (2024-02-22.935) was taken 355.1 days after discovery of 2023cts Position of reported transient (at around historic level) is shown by white cross-hairs Measured magnitude +14.64 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 120s exposure (average combine), 3x3 binning, Clear Filter 2024-02-22 22:31 UT (#1189091-94) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cts - 2024-02-23 (T+356.0d) Image below (2024-02-23.842) was taken 356.0 days after discovery of 2023cts Position of reported transient (brightened slightlyl) is shown by white cross-hairs Measured magnitude +14.02 (Clear Filter) Poor quality image (poor sky condition / single frame) |
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Annotated CCD Image (100% size, linear scale, cropped) 120s exposure (single frame), 3x3 binning, Clear Filter 2024-02-23 20:13 UT (#1190029) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023ctt (Triangulum) AT 2023ctt (Type: CV) discovered 2023-03-04.895 UT by Gaia Alias: Gaia23azi Discovery Mag 15.78 (Clear filter) vs Historic Magnitude 18.86 4 mag outburst in candidate CV ( TNS 2023ctt | Gaia23azi) |
AT 2023ctt (T+6.0d) |
Annotated CCD Image (50% size, linear scale) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-10 21:39 UT (#1106098-101) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023ctt - 2023-03-10 (T+6.0d) Image below (2023-03-10.900) was taken 6.0 days after discovery of 2023ctt Position of reported transient (faint) is shown by white cross-hairs Measured Magnitude +18.42 |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-10 21:39 UT (#1106098-101) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023ctt - 2023-03-27 (T+23.0d) Image below (2023-03-27.883) was taken 23.0 days after discovery of 2023ctt Position of earlier transient (faded/no longer visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-27 21:14 UT (#1108043-46) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023ctx (Aquila) AT 2023ctx (Type: CV) discovered 2023-03-05.538 UT by Gaia Alias: Gaia23azk Discovery Mag 13.85 (g-GAIA Filter). No historic magnitude. Apparently hostless red transient ( TNS 2023ctx | Gaia23azk) |
AT 2023ctx - 2023-03-15 (T+9.6d) Image below (2023-03-15.151) was taken 9.6 days after discovery of 2023ctx Position of reported CV Transient (distinct) is shown by white cross-hairs Measured magnitude +16.07 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-15 03:47 UT (#1107179-83) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023ctx - Ref Image (PanSTARRS Image) Position of reported CV Transient is shown by mauve cross-hairs No host object is visible at the reported position |
Ref Image prepared for same FOV & scale |
AT 2023ctx - 2023-03-28 (T+22.6d) Image below (2023-03-28.126) was taken 22.6 days after discovery of 2023ctx Position of reported CV Transient (fading) is shown by white cross-hairs Measured magnitude +16.99 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-28 03:10 UT (#1108176-80) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023ctx - 2023-04-20 (T+45.5d) Image below (2023-04-20.039) was taken 45.5 days after discovery of 2023ctx Position of reported CV Transient (very faint) is shown by white cross-hairs Measured magnitude +18.09 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-04-20 01:04 UT (#1115075-79) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023ctz (Sagitta) |
AT 2023ctz - 2023-08-30 (T+178.3d) Image below (2023-08-30.995) was taken 178.3 days after discovery of 2023ctz Position of reported transient (not visible, faded ?) is shown by whiIte cross-hairs |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-08-30 23:55 UT (#1135077-80) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023ctz - 2023-11-09 (T+249.1d) Image below (2023-11-09.848) was taken 249.1 days after discovery of 2023ctz Position of reported transient (not visible, likely faded back to historic level) is shown by whiIte cross-hairs |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 20:24 UT (#1164056-60) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023ctz on Transients 2023 Page >> |
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AT 2023cub (Monoceros) |
AT 2023cub starfield (T+8.0d) |
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Annotated CCD Image (50% size, linear scale) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-14 21:24 UT (#1107033-37) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cub - 2023-03-14 (T+8.0d) Image below (2023-03-14.890) was taken 8.0 days after discovery of 2023cub Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +11.69 |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-14 21:24 UT (#1107033-37) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cub - 2023-10-05 (T+212.3d) Image below (2023-10-05.119) was taken 212.3 days after discovery of 2023cub Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +11.82 |
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Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-10-05 02:54 UT (#1154192-95) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cub - 2023-10-12 (T+219.3d) Image below (2023-10-12.190) was taken 219.3 days after discovery of 2023cub Position of reported transient (faded slightly) is shown by white cross-hairs Measured magnitude +12.02 |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-10-12 04:36 UT (#1156210-14) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cub - 2023-10-17 (T+224.4d) Image below (2023-10-17.213) was taken 224.4 days after discovery of 2023cub Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +11.83 |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-10-17 05:09 UT (#1157044-48) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cub - 2023-12-19 (T+287.2d) Image below (2023-12-19.092) was taken 287.2 days after discovery of 2023cub Position of reported transient (brightening) is shown by white cross-hairs Measured magnitude +11.03 |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-19 02:15 UT (#1175115-19) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cub - 2024-02-20 (T+351.0d) Image below (2024-02-20.888) was taken 351.0 days after discovery of 2023cub Position of reported transient (fading) is shown by white cross-hairs Measured magnitude +11.87 |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-20 21:22 UT (#1187030-34) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cub - 2024-02-27 (T+358.1d) Image below (2024-02-27.924) was taken 358.1 days after discovery of 2023cub Position of reported transient (brightening slightly ?) is shown by white cross-hairs Measured magnitude +11.78 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-27 22:14 UT (#1194133-37) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023cuj (Aquila) AT 2023cuj (Type: ulens?) discovered 2023-03-06.713 UT by Gaia Alias: Gaia23bad Discovery magnitude 14.83 (G-Gaia filter) vs Historic Mag 15.11 +/- 0.07 SD bright red gal.plane source candidate microlensing event or Be-type outburst rises by 0.3 mag ( TNS 2023cuj | Gaia23bad ) |
AT 2023cuj - 2024-10-02 (T+576.2d) Image below (2024-10-02.903) was taken 576.2 days after discovery of 2023cuj Position of earlier reported transient (faint but distinct) is shown by white cross-hairs Measured magntitude +14.98 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-02 21:49 UT (#1250044-48) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023cuj on Transients 2023 Page >> |
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AT 2023cuo (Scutum) AT 2023cuo (Type: ulens?) discovered 2023-03-07.226 UT by Gaia Alias: Gaia23baf Alerting Magnitude 10.14 (g-GAIA Filter) vs Historic Magnitude 10.45 +/- 0.06) Bright blue gal.plane source candidate microlensing event or Be-type outburst rises by 0.3 mag ( TNS 2023cuo | Gaia23baf) |
AT 2023cuo (T+20.9d) |
Annotated CCD Image (50% size, linear scale) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-28 04:12 UT (#1108216-18) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cuo - 2023-03-28 (T+20.9d) Image below (2023-03-28.171) was taken 20.9 days after discovery of 2023cuo Position of reported CV Transient (distinct) is shown by white cross-hairs Measured magnitude +11.20 |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-28 04:12 UT (#1108216-18) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cuo - 2023-04-20 (T+43.9d) Image below (2023-04-20.108) was taken 43.9 days after discovery of 2023cuo Position of reported CV Transient (distinct) is shown by white cross-hairs Measured magnitude +11.19 |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-04-20 02:44 UT (#1115151-55) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cuo - 2023-04-21 (T+44.9d) Image below (2023-04-21.114) was taken 44.9 days after discovery of 2023cuo Position of reported CV Transient (distinct) is shown by white cross-hairs Measured magnitude +10.77 |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-04-21 02:50 UT (#1116147-50) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cuo - 2023-07-15 (T+130.8d) Image below (2023-07-15.991) was taken 130.8 days after discovery of 2023cuo Position of reported CV Transient (distinct) is shown by white cross-hairs Measured magnitude +11.75 |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-07-15 23:54 UT (#1122020-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023cuy (Perseus) AT 2023cuy (Type: CV) discovered 2023-03-07.642 UT by Gaia Alias: Gaia23baq, ASASSN-19ba Discovery magnitude 16.02 (G-Gaia filter) vs Historic magnitude 17.87 +/- 0.42 SD Outburst in candidate CV ASASSN-19ba ( TNS 2023cuy | Gaia23baq ) |
AT 2023cuy - 2023-09-25 (T+202.4d) Image below (2023-09-25.994) was taken 202.4 days after discovery of 2023cuy Position of earlier reported transient (faint) is shown by white cross-hairs Measured Magnitude +18.26 (Clear Filter) Transient appears to have returned to its historic range / dim state |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-09-25 23:55 UT (#1149085-89) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cuy - 2023-11-12 (T+249.4d) Image below (2023-11-12.038) was taken 249.4 days after discovery of 2023cuy Position of earlier reported transient (faint) is shown by white cross-hairs Measured Magnitude +17.48 (Clear Filter) Transient appears to have returned to its historic range / dim state |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-12 00:57 UT (#1165144-48) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023cuz / UY Aur (Auriga) |
Star field with UY Aur |
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Annotated CCD Image (50% size, linear scale) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 02:23 UT (#1163210-12) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cuz / UY Aur - 2023-11-09 (T+246.5d) Image below (2023-11-09.096) was taken 246.5 days after discovery of 2023cuz Position of reported transient, UY Aur (returning towards historic level ?) is shown by white cross-hairs Measured magnitude +12.81 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 02:23 UT (#1163210-12) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cuz - 2024-02-27 (T+357.3d) Image below (2024-02-27.933) was taken 357.3 days after discovery of 2023cuz Position of reported transient, UY Aur (returning towards historic level ?) is shown by white cross-hairs Measured magnitude +12.60 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-27 22:30 UT (#1194140-43) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cuz - 2024-10-18 (T+590.5d) Image below (2024-10-18.131) was taken 590.5 days after discovery of 2023cuz Position of reported transient, UY Aur (distinct, brightening towards historic level ?) is shown by white cross-hairs Measured magnitude +12.46 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-18 03:17 UT (#1256155-59) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023cvz (Aquila) AT 2023cvz (Type: CV) discovered 2023-03-07.959 UT by Gaia Alias: Gaia23bay Alerting Magnitude 12.85 (g-GAIA Filter) vs Historic Magnitude 13.79) ~0.9 mag rise in Gaia source ( TNS 2023cvz | Gaia23bay) |
AT 2023cvz (T+7.2d) |
Annotated CCD Image (50% size, linear scale) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-15 04:03 UT (#1107186-90) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cvz - 2023-03-15 (T+7.2d) Image below (2023-03-15.167) was taken 7.2 days after discovery of 2023cvz Position of reported CV Transient (distinct) is shown by white cross-hairs Measured magnitude +12.58 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-15 04:03 UT (#1107186-90) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cvz - 2023-03-28 (T+20.2d) Image below (2023-03-28.140) was taken 20.2 days after discovery of 2023cvz Position of reported CV Transient (distinct) is shown by white cross-hairs Measured magnitude +12.06 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-28 03:24 UT (#1108184-88) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cvz - 2023-04-19 (T+42.2d) Image below (2023-04-19.122) was taken 42.2 days after discovery of 2023cvz Position of reported CV Transient (fading) is shown by white cross-hairs Measured magnitude +12.74 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-04-19 02:59 UT (#1114149-53) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cvz - 2023-04-20 (T+43.1d) Image below (2023-04-20.094) was taken 43.1 days after discovery of 2023cvz Position of reported CV Transient (fading) is shown by white cross-hairs Measured magnitude +12.93 |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-04-20 02:18 UT (#1115127-31) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cvz - 2023-04-26 (T+49.1d) Image below (2023-04-26.061) was taken 49.1 days after discovery of 2023cvz Position of reported CV Transient (fading) is shown by white cross-hairs Measured magnitude +13.12 |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-04-26 01:31 UT (#1118077-81) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cvz - 2023-07-16 (T+130.1d) Image below (2023-07-16.017) was taken 130.1 days after discovery of 2023cvz Position of reported CV Transient (fading) is shown by white cross-hairs Measured magnitude +13.75 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-07-16 00:28 UT (#1122033-37) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023cvz - 2023-08-05 (T+151.0d) Image below (2023-08-05.997) was taken 151.0 days after discovery of 2023cvz Position of reported CV Transient (fading) is shown by white cross-hairs Measured magnitude +13.77 |
Annotated CCD Image (100% size, linear scale, cropped) 2 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-08-05 23:56 UT (#1125017-18) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023cwd (Puppis) |
AT 2023cwd - 2024-02-27 (T+356.8d) Image below (2024-02-27.871) was taken 356.8 days after discovery of 2023cwd Position of reported transient (barely visible ?) is shown by white cross-hairs Non-Detection Limiting Magnitude +17.0 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-27 20:56 UT (#1194107-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023cxz (Camelopardalis) |
AT 2023cxz - 2024-02-25 (T+350.7d) Image below (2024-02-25.989) was taken 350.7 days after discovery of 2023cxz Position of reported transient (faded & no longer visible) is shown by white cross-hairs Non-Detection |
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Annotated CCD Image (100% size, linear scale, cropped) 2 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-25 23:45 UT (#1192106-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023dnz (Cassiopeia) AT 2023dnz (Type: ulens?) discovered 2023-03-11.909 UT by Gaia Alias: Gaia23bcr Discovery Mag 13.21 (G-Gaia Filter) vs Historic Mag 13.44 Bright gal.plane source candidate microlensing event or Be-type outburst rises by 0.2 mag ( TNS 2023sqw | Gaia23bcr ) |
AT 2023dnz (T+193.0d) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-20 22:43 UT (#1147078-82) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023dnz - 2023-09-05 (T+177.1d) Image below (2023-09-05.058) was taken 177.1 days after discovery of 2023dnz Position of reported transient (likely faded again) is shown by white cross-hairs Note: Unable to separate AT 2023dnz and adjacent star |
Annotated CCD Image (175% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-05 01:32 UT (#1139124-28) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023dnz - 2023-09-20 (T+193.0d) Image below (2023-09-20.942) was taken 193.0 days after discovery of 2023dnz Note: Unable to separate AT 2023dnz and adjacent star |
Annotated CCD Image (175% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-20 22:43 UT (#1147078-82) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023dwm (Cygnus) |
AT 2023dwm (T+3.4d) Position of reported transient (bright) is shown by white cross-hairs |
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Annotated CCD Image (50% size, linear scale) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-27 23:31 UT (#1108089-93) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023dwm - 2023-03-27 (T+3.4d) Image below (2023-03-27.978) was taken 3.4 days after discovery of 2023dwm Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +12.63 |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-27 23:31 UT (#1108089-93) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023dwm - 2023-04-02 (T+9.4d) Image below (2023-04-02.993) was taken 9.4 days after discovery of 2023dwm Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +12.66 |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-04-02 23:53 UT (#1110102-06) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023dwm - 2023-04-19 (T+25.5d) Image below (2023-04-19.097) was taken 25.5 days after discovery of 2023dwm Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +12.79 |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-04-19 02:24 UT (#1114126-30) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023dwm - 2023-05-12 (T+49.4d) Image below (2023-05-12.959) was taken 49.4 days after discovery of 2023dwm Position of reported transient (fading slowly) is shown by white cross-hairs Measured magnitude +13.08 |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-05-12 23:04 UT (#1119019-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023dwm - 2023-07-22 (T+120.4d) Image below (2023-07-22.969) was taken 120.4 days after discovery of 2023dwm Position of reported transient (fading) is shown by white cross-hairs Measured magnitude +14.40 |
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Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-07-22 23:17 UT (#1123009-11) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023dwm - 2024-09-12 (T+538.4d) Image below (2024-09-12.954) was taken 538.4 days after discovery of 2023dwm Position of reported transient (brightening ?) is shown by white cross-hairs Measured magnitude +13.81 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-12 22:56 UT (#1242054-56) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023efy (Cygnus) |
AT 2023efy - 2023-11-09 (T+230.7d) Image below (2023-11-09.903) was taken 230.7 days after discovery of 2023efy Position of reported transient (very faint, close to another star) is shown by white cross-hairs |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 21:43 UT (#1164083-87) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023efy - Detail, 2023-11-09 (T+230.7d) |
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Annotated CCD Image (150% size, square root scale, cropped) Image details as above |
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AT 2023eid (Puppis) |
AT 2023eid - 2024-02-22 (T+331.8d) Image below (2024-02-22.867) was taken 331.8 days after discovery of 2023eid Position of reported transient (relatively faint) is shown by white cross-hairs Measured magnitude +13.33 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 2 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-22 20:50 UT (#1189041-43) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023eid - 2024-02-23 (T+332.8d) Image below (2024-02-23.915) was taken 332.8 days after discovery of 2023eid Position of reported transient (relatively faint) is shown by white cross-hairs Measured magnitude +13.31 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-23 22:00 UT (#1190085-88) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023egx (Cygnus) |
AT 2023egx - 2024-10-01 (T+556.2d) Image below (2024-10-01.872) was taken 556.2 days after discovery of 2023egx Position of reported transient (faint) is shown by white cross-hairs Measured magnitude +14.85 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-01 21:04 UT (#1249065-69) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023elx (Canis Major) AT 2023elx (Type: CV) discovered 2023-03-30.837 UT by Gaia Alias: Gaia23bir Discovery Magnitude 13.26 (G-Gaia Filter) vs Historic Mag 13.65 +/- 0.08 SD ~0.3 mag rise in Be star Gaia, 2022-03-15 19:07, mag 13.65 Gaia, 2022-10-07 22:28, mag 13.56 Gaia, 2022-11-07 04:11, mag 13.32 Gaia, 2023-03-04 20:14, mag 13.26 Gaia, 2023-11-18 05:22, mag 13.28 ( TNS 2023elx | Gaia23bir ) |
Open Cluster NGC 2345 with AT 2023elx (T+246.3d) |
Annotated CCD Image (50% size, linear scale) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 03:27 UT (#1170274-78) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023elx - 2023-12-02 (T+246.3d) Image below (2023-12-02.142) was taken 246.3 days after discovery of 2023elx Position of reported transient (distinct) is shown by white cross-hairs Measured Mag +13.39 (Clear Filter) Continue to monitor |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 03:27 UT (#1170274-78) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023elx - 2024-02-16 (T+323.0d) Image below (2024-02-16.837) was taken 323.0 days after discovery of 2023elx Position of reported transient (distinct) is shown by white cross-hairs Measured Mag +13.43 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-16 20:08 UT (#1186043-47) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023exh (Cygnus) |
AT 2023eid - 2024-02-22 (T+331.8d) Image below (2024-02-22.867) was taken 331.8 days after discovery of 2023eid Position of reported transient (not visible) is shown by white cross-hairs |
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Annotated CCD Image (100% size, linear scale, cropped) 2 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-22 20:50 UT (#1189041-43) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023exh - 2024-09-11 (T+528.5d) Image below (2024-09-11.930) was taken 528.5 days after discovery of 2023exh Position of reported transient (not visible) is shown by white cross-hairs |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-11 22:26 UT (#1241020-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023exh on Transients 2023 Page >> |
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AT 2023fik (Cassiopeia) AT 2023fik (Type: CV) discovered 2023-04-09.480 UT by MASTER Alias: MASTER OT J023509.62+595526.3 Discovery Magnitude 15.2 (Clear Filter) vs Prior Non-Detection Limiting Magnitude 18.7 ( TNS 2023fik ) |
AT 2023fik - 2024-09-14 (T+524.5d) Image below (2024-09-14.957) was taken 524.5 days after discovery of 2023fik Position of earlier transient (not visible) is shown by white cross-hairs Location of reported transient is slightly offset from the adjacent visible star (V678 Cas, mag 16.39) |
Annotated CCD Image (125% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-14 23:07 UT (#1243077-81) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023gde (Aquila) AT 2023gde (Type: Nova) discovered 2023-04-10.430 UT by PGIR Alias: PGIR23gjp Discovery Mag 12.55 (J-Bessel Filter) ( Rochester Supernova site | TNS 2023gde ) |
AT 2023gde - 2023-04-26 (T+15.6d) Image below (2023-04-26.044) was taken 15.6 days after discovery of 2023gde Position of reported transient (faded since discovery) is shown by white cross-hairs Measured Magnitude +12.56 (Clear Filter) |
Annotated CCD Image (150% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-04-26 01:09 UT (#1118070-72) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023gde - 2023-07-16 (T+96.6d) Image below (2023-07-16.004) was taken 96.6 days after discovery of 2023gde Position of reported transient (no longer visible) is shown by white cross-hairs |
Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-07-16 00:15 UT (#1122026-30) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023gqc (Auriga) AT 2023gqc (Type: ulens?) discovered 2023-04-17.432 UT by Gaia Alias: Gaia23bpn Discovery magnitude 11.40 (G-Gaia Filter) vs Historic magnitude 11.70 +/- 0.06 SD ( TNS 2023gqc | Gaia23bpn ) |
AT 2023gqc - 2023-12-06 (T+232.6d) Image below (2023-12-06.039) was taken 232.6 days after discovery of 2023gqc Position of reported transient (bright) is shown by white cross-hairs Measured Magnitude + 11.82 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-06 01:02 UT (#1172138-41) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023gqc - 2024-02-13 (T+301.8d) Image below (2024-02-13.200) was taken 301.8 days after discovery of 2023gqc Position of reported transient (bright) is shown by white cross-hairs Measured Magnitude + 11.54 (Clear Filter) Poor quality image (bad seeing) |
Annotated CCD Image (100% size, linear scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-13 04:51 UT (#1184175-76) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023gqc - 2024-02-13 (T+302.5d) Image below (2024-02-13.954) was taken 302.5 days after discovery of 2023gqc Position of reported transient (bright) is shown by white cross-hairs Measured Magnitude + 11.80 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-13 23:02 UT (#1185118-22) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023hru (Cygnus) AT 2023hru (Type: CV) discovered 2023-05-08.269 UT by GEOTS Alias: GEOTS-Balaji-2023-001, TCP J19461218+3944436 Discovery Magnitude 16.6 (Clear Filter) vs Prior Non-Detection Limiting Magnitude 18.0 ( TNS 2023hru ) |
AT 2023hru - 2024-10-05 (T+516.7d) Image below (2024-10-05.938) was taken 516.7 days after discovery of 2023hru Position of earlier transient (not visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +18.3 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-05 22:37 UT (#1251021-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023hru on Transients 2023 Page >> |
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AT 2023hsf (Draco) AT 2023hsf (Type: unk) discovered 2023-05-08.430 UT by ZTF Alias: ZTF23aaixebv Discovery Mag +16.34 (g-ZTF Filter) ( TNS 2023hsf ) |
AT 2023hsf - 2023-09-04 (T+118.6d) Image below (2023-09-04.033) was taken 118.6 days after discovery of 2023hsf Position of earlier reported transient (faded / not visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-04 00:56 UT (#1138124-28) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023htu (Cassiopeia) AT 2023htu (Type: ulens?) discovered 2023-04-29.208 UT by Gaia Alias: Gaia23bst Alerting Mag +16.92 (G-Gaia Filter) (vs Historic Magnitude +17.65) Brightening in Gaia, WISE and UV source ( TNS 2023htu | Gaia23bst ) |
AT 2023htu - 2023-09-09 (T+132.9d) Image below (2023-09-09.113) was taken 132.9 days after discovery of 2023htu Position of transient is shown by white cross-hairs Measured magnitude +14.85 (Clear Filter) Single frame |
Annotated CCD Image (100% size, linear scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-09-09 02:43 UT (#1141179) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023htu - 2023-09-17 (T+140.9d) Image below (2023-09-17.088) was taken 140.9 days after discovery of 2023htu Position of transient is shown by white cross-hairs Measured magnitude +14.84 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-17 02:16 UT (#1145127-31) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023htu - 2023-09-25 (T+149.7d) Image below (2023-09-25.908) was taken 149.7 days after discovery of 2023htu Position of transient is shown by white cross-hairs Measured magnitude +14.82 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-25 21:56 UT (#1149043-47) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023huk (Hercules) AT 2023huk (Type: unk) discovered 2023-05-08.278 UT by ATLAS Alias: ATLAS17fes Discovery magnitude 16.11 (orange-ATLAS) vs Prior Non-Detection Limiting Magnitude 18.23 ( TNS 2023huk ) |
AT 2023huk - 2024-04-13 (T+340.8d) Image below (2024-04-13.046) was taken 340.8 days after discovery of 2023huk Position of earlier transient (not visible) is shown by white cross-hairs Non-Detection, Limiting Magntitude +19.0 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-04-13 01:15 UT (#1207052-56) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023hxd (Aquila) AT 2023hxd (Type: CV) discovered 2023-05-11.245 UT by MASTER Alias: MASTER OT J190920.77+004831.4 Discovery magnitude 13.4 (Clear filter) ( TNS 2023hxd) |
AT 2023hxd (T+65.8d) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-07-16 01:15 UT (#1122056-58) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023hxd - 2023-07-16 (T+65.8d) Image below (2023-07-16.051) was taken 65.8 days after discovery of 2023hxd Position of earlier reported transient (distinct) is shown by white cross-hairs Measured magntitude +14.97 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-07-16 01:15 UT (#1122056-58) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023hxd - Reference Image (DSS2 Color) Position of Transient show by mauve crosshairs |
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AT 2023ima (Vulpecula) AT 2023ima (Type: ulens?) discovered 2023-05-01.938 UT by Gaia Alias: Gaia23bto Alerting magnitude 15.38 (G-Gaia Filter) vs Historic magnitude 15.65 Bright near gal.plane source candidate microlensing event or Be-type outburst rises by 0.3 mag ( TNS 2023ima | Gaia23bto ) |
AT 2023ima - 2023-10-22 (T+174.0d) Image below (2023-10-22.944) was taken 174.0 days after discovery of 2023ima Position of earlier reported transient (distinct) is shown by white cross-hairs Measured Magnitude +15.11 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-22 22:49 UT (#1158121-25) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023ima on Transients 2023 Page >> |
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AT 2023ipb (Coma Berenices) |
AT 2023ipb - 2023-12-03 (T+204.0d) Image below (2023-12-03.258) was taken 204.0 days after discovery of 2023ipb Position of earlier reported transient (no longer visible) is shown by white circle |
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Annotated CCD Image (100% size, linear scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-12-03 06:11 UT (#1171244) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023jbs (Andromeda) AT 2023jbs (Type: unk) discovered 2023-05-19.477 UT by ZTF Alias: ZTF23aaknvmk Discovery magnitude 16.77 (r-ZTF Filter) Prior Non-Detection Limiting Mag 19.5 (r-ZTF Filter) (2023-05-18 ) Based on a comparison of coordinates the Transient object appears to have been an outburst of the CV star GCVS PT And ( TNS 2023jbs ) |
AT 2023jbs (PT And) (T+180.5d) Position of earlier transient (faded & no longer visible) is shown by white cross-hairs M31 Galaxy is towards lower left of image |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-15 22:49 UT (#1167195-99) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023jbs - 2023-11-15 (T+180.5d) Image below (2023-11-15.945) was taken 180.5 days after discovery of 2023jbs Position of earlier transient (faded & no longer visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +18.5 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-15 22:49 UT (#1167195-99) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023otv (Cassiopeia) AT 2023otv (Type: unk) discovered 2023-08-04.369 UT by ZTF Alias: ZTF23aavxpit, Gaia23cek Discovery Magnitude 15.67 (g-ZTF Filter) vs Prior Non-Detection Limiting Mag 20.02 Gaia, Apparently hostless transient Gaia, 2023-08-31 09:19, mag 17.83 ( TNS 2023otv | Gaia23cek ) |
AT 2023otv - 2023-09-09 (T+35.7d) Image below (2023-09-09.071) was taken 35.7 days after discovery of 2023otv Position of earlier transient (very faint) is shown by white cross-hairs Estimated magnitude 18.5 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-09 01:50 UT (#1141158-62) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023otv - 2023-11-06 (T+94.6d) Image below (2023-11-06.949) was taken 94.6 days after discovery of 2023otv Position of earlier transient (faded & no longer visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +19.2 (Clear Filter) Transient most-likely faded to normal magnitude of > +20.0 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 22:56 UT (#1161042-46) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023otv - 2023-12-02 (T+119.6d) Image below (2023-12-02.006) was taken 119.6 days after discovery of 2023otv No indication of any object at reported position (shown by white cross-hairs) Non-Detection, Limiting Mag +18.5 (Clear Filter) Transient most-likely faded to normal magnitude of > +20.0 |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 00:15 UT (#1170183-86) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023pfd (Cassiopeia) AT 2023pfd (Type: unk) discovered 2023-08-13.260 UT by GEOTS Alias: GEOTS-Balaji-2023-013, TCP J23534441+5145320, ZTF23aawzkue, ATLAS23rav Discovery Mag +16.0 (Clear Filter) vs Last Non-Detection (limiting mag 18) ( TNS 2023pfd ) |
AT 2023pfd - 2023-09-26 (T+43.8d) Image below (2023-09-26.081) was taken 43.8 days after discovery of 2023pfd Position of transient (no longer visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-26 02:06 UT (#1149127-31) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023pmt (Draco) AT 2023pmt (Type: CV) discovered 2023-08-15.760 UT by XOSS Alias: XM103MZ, TCP J20091347+6441100 Discovery Mag 16.7 (Clear Filter) ( TNS 2023pmt ) |
AT 2023pmt - 2023-09-21 (T+36.3d) Image below (2023-09-21.018) was taken 36.3 days after discovery of 2023pmt Position of reported transient (not visible / presumed faded) is shown by white cross-hairs |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-09-21 00:29 UT (#1147113-17) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023pmt - 2024-09-15 (T+397.1d) Image below (2024-09-15.908) was taken 397.1 days after discovery of 2023pmt Position of reported transient (not visible) is shown by white cross-hairs Non-Detection Limiting Magitude +18.7 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-15 21:51 UT (#1244069-73) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023pua (Pisces) AT 2023pua (Type: CV) discovered 2023-08-17.907 UT by MASTER Alias: MASTER OT J014017.78+150346.5 Discovery Magnitude 16.9 (Clear Filter) ( TNS 2023pua ) |
AT 2023pua - 2024-08-21 (T+369.2d) Image below (2024-08-21.096) was taken 369.2 days after discovery of 2023pua Position of reported transient (not visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +18.5 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-08-21 02:23 UT (#1231047-49) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023qou (Cygnus) AT 2023qou (Type: CV) discovered 2023-08-20.117 UT by XOSS Alias: KATS23Q001, Gaia23cao Discovery Mag 15.6 (Clear Filter) vs Prior Non-Detection limiting mag 18.0 UG candidate classified by XOSS Source not visible on PanSTARRS or DSS2 plate images in Aladin Gaia, 2023-08-20 02:48 15.11 KATS23Q001 2023 08 23.82 16.2CV ( TNS 2023qou | Gaia23cao ) |
AT 2023qou - 2023-12-16 (T+118.7d) Image below (2023-12-16.832) was taken 118.7 days after discovery of 2023qou Position of earlier transient (not visible) is shown by white cross-hairs Non-Detection, limiting mag +17.7 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-16 20:00 UT (#1173069-71) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023qun (Aries) AT 2023qun (Type: unk) discovered 2023-08-25.908 UT by XOSS Alias: KATS23Q003, ZTF23aazxoku, TCP J03223854+2130375 Discovery Mag 16.7 (Clear Filter) ( TNS 2023qun ) |
AT 2023qun - 2023-12-05 (T+102.0d) Image below (2023-12-05.865) was taken 102.0 days after discovery of 2023qun Position of earlier transient (faded & no longer visible) is shown by white cross-hairs Non Detection, limiting magnitude+19.5 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-05 20:54 UT (#1172041-45) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023qun - 2024-01-06 (T+134.0d) Image below (2024-01-06.879) was taken 134.0 days after discovery of 2023qun Position of earlier transient (faded & no longer visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-06 21:12 UT (#1179094-96) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023rao (Pegasus) AT 2023rao (Type: unk) discovered 2023-08-16.381 UT by Gaia Alias: Gaia23bxu Alerting Mag +16.92 (G-Gaia Filter) (vs Historic Magnitude +17.65) Brightening in Gaia, WISE and UV source ( TNS 2023rao | Gaia23bxu ) |
AT 2023rao - 2023-09-03 (T+18.6d) Image below (2023-09-03.979) was taken 18.6 days after discovery of 2023rao Position of transient is shown by white cross-hairs Measured magnitude +16.32 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-03 23:39 UT (#1138094-98) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rao - 2023-09-12 (T+27.6d) Image below (2023-09-12.951) was taken 27.6 days after discovery of 2023rao Position of transient is shown by white cross-hairs Measured magnitude +16.25 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-12 22:57 UT (#1143073-77) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rao - 2023-09-17 (T+31.7d) Image below (2023-09-17.057) was taken 31.7 days after discovery of 2023rao Position of transient is shown by white cross-hairs Measured magnitude +16.30 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-17 01:30 UT (#1145112-16) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rao - 2023-09-18 (T+33.6d) Image below (2023-09-18.956) was taken 33.6 days after discovery of 2023rao Position of transient (faint but distinct) is shown by white cross-hairs Measured magnitude +16.35 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-18 23:06 UT (#1146075-79) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rao - 2023-09-22 (T+36.6d) Image below (2023-09-22.013) was taken 36.6 days after discovery of 2023rao Position of transient (faint but distinct) is shown by white cross-hairs Measured magnitude +16.39 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-22 00:25 UT (#1148091-94) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rao - 2023-09-25 (T+40.5d) Image below (2023-09-25.878) was taken 40.5 days after discovery of 2023rao Position of transient (faint but distinct) is shown by white cross-hairs Measured magnitude +16.33 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-25 21:13 UT (#1149030-34) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rao - 2023-12-02 (T+108.4d) Image below (2023-12-02.821) was taken 108.4 days after discovery of 2023rao Position of transient (faint & stable) is shown by white cross-hairs Measured magnitude +16.36 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 19:52 UT (#1171047-51) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rao - 2024-02-23 (T+191.4d) Image below (2024-02-23.828) was taken 191.4 days after discovery of 2023rao Position of transient (faint & stable) is shown by white cross-hairs Measured magnitude +16.34 |
Annotated CCD Image (100% size, linear scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-23 19:55 UT (#1190019-20) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rao - 2024-02-24 (T+192.5d) Image below (2024-02-24.846) was taken 192.5 days after discovery of 2023rao Position of transient (faint & stable) is shown by white cross-hairs Measured magnitude +16.25 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-24 20:27 UT (#1191033-37) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023rey (Auriga) |
AT 2023rey - 2024-02-27 (T+178.5d) Image below (2024-02-27.909) was taken 178.5 days after discovery of 2023rey Position of earlier transient (not visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +19.0 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-27 21:58 UT (#1194126-30) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rey - 2024-10-18 (T+411.7d) Image below (2024-10-18.099) was taken 411.7 days after discovery of 2023rey Position of earlier transient (not visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +19.2 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-18 02:32 UT (#1256139-43) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023rey on Transients 2023 Page >> |
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AT 2023rbs (Perseus) |
Starfield with AT 2023rbs (T+69.5d) with Galaxy PGC 2180144 (catalog +15.9) |
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Annotated CCD Image (50% size, linear scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 23:33 UT (#1163131-35) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rbs - 2023-09-25 (T+25.5d) Image below (2023-09-25.955) was taken 25.5 days after discovery of 2023rbs Position of reported transient (faint) is shown by white cross-hairs Measured magnitude +15.36 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-25 23:04 UT (#1149064-68) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rbs - 2023-11-08 (T+69.5d) Image below (2023-11-08.975) was taken 69.5 days after discovery of 2023rbs Position of reported transient (faint) is shown by white cross-hairs Measured magnitude +15.41 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 23:33 UT (#1163131-35) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rbs - 2024-09-12 (T+377.7d) Image below (2024-09-12.095) was taken 377.7 days after discovery of 2023rbs Position of reported transient (faint, stable) is shown by white cross-hairs Measured magnitude +15.37 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-12 02:26 UT (#1241084-88) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rbs - 2024-09-18 (T+383.7d) Image below (2024-09-18.126) was taken 383.7 days after discovery of 2023rbs Position of reported transient (faint, stable) is shown by white cross-hairs Measured magnitude +15.36 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-18 03:09 UT (#1246129-33) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023rfq (Cygnus) AT 2023rfq (Type: YSO?) discovered 2023-08-24.114 UT by Gaia Alias: Gaia23cbk Discovery Mag +13.19 (G-Gaia Filter) ( TNS 2023rfq | Gaia23cbk ) |
AT 2023rfq - 2023-09-04 (T+11.9d) Image below (2023-09-04.977) was taken 11.9 days after discovery of 2023rfq Position of reported transient (distinct) is shown by white cross-hairs Measured magnitude ? (unable to insert WCS) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-04 23:35 UT (#1139075-79) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rfq - 2023-09-06 (T+13.8d) Image below (2023-09-06.962) was taken 13.8 days after discovery of 2023rfq Position of reported transient (distinct) is shown by white cross-hairs Measured magnitude +13.02 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-06 23:14 UT (#1140039-43) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rfq - 2023-09-08 (T+15.8d) Image below (2023-09-08.942) was taken 15.8 days after discovery of 2023rfq Position of reported transient (distinct) is shown by white cross-hairs Measured magnitude +13.04 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-08 22:46 UT (#1141072-76) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rfq - 2023-09-09 (T+16.8d) Image below (2023-09-09.955) was taken 16.8 days after discovery of 2023rfq Position of reported transient (distinct) is shown by white cross-hairs Measured magnitude +13.03 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-09 23:04 UT (#1142037-41) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rfq - 2023-09-12 (T+19.8d) Image below (2023-09-12.875) was taken 19.8 days after discovery of 2023rfq Position of reported transient (distinct) is shown by white cross-hairs Measured magnitude ? |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-12 21:07 UT (#1143030-34) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rfq - 2023-09-17 (T+23.9d) Image below (2023-09-17.003) was taken 23.9 days after discovery of 2023rfq Position of reported transient (distinct) is shown by white cross-hairs Measured magnitude +13.06 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-17 00:13 UT (#1145086-90) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rfq - 2023-09-18 (T+25.7d) Image below (2023-09-18.850) was taken 25.7 days after discovery of 2023rfq Position of reported transient is shown by white cross-hairs Measured magnitude +13.01 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-18 20:33 UT (#1146005-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rfq - 2023-09-21 (T+27.9d) Image below (2023-09-21.028) was taken 27.9 days after discovery of 2023rfq Position of reported transient is shown by white cross-hairs Measured magnitude +13.00 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-21 00:47 UT (#1147121-24) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rfq - 2023-09-21 (T+28.8d) Image below (2023-09-21.918) was taken 28.8 days after discovery of 2023rfq Position of reported transient is shown by white cross-hairs Measured magnitude +12.96 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-21 22:09 UT (#1148029-32) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rfq - 2023-09-26 (T+32.9d) Image below (2023-09-26.019) was taken 32.9 days after discovery of 2023rfq Position of reported transient is shown by white cross-hairs Measured magnitude +13.05 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-26 00:35 UT (#1149100-04) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rfq - 2023-10-06 (T+42.9d) Image below (2023-10-06.014) was taken 42.9 days after discovery of 2023rfq Position of reported transient (distinct, stable) is shown by white cross-hairs Measured magnitude +13.00 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-06 00:29 UT (#1155051-55) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rfq - 2023-12-02 (T+100.7d) Image below (2023-12-02.810) was taken 100.7 days after discovery of 2023rfq Position of reported transient (distinct, stable) is shown by white cross-hairs Measured magnitude +13.01 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 19:32 UT (#1171042-44) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023rgi (Cepheus) AT 2023rgi (Type: ulens?) discovered 2023-08-27.945 UT by Gaia Alias: Gaia23ccc Discovery Mag 10.98 (G-Gaia Filter) (vs Historic Mag 11.25) Bright gal.plane source candidate microlensing event or Be-type outburst rises by 0.3 mag ( TNS 2023rgi | Gaia23ccc ) |
AT 2023rgi - 2023-09-07 (T+10.1d) Image below (2023-09-07.081) was taken 10.1 days after discovery of 2023rgi Position of reported transient is shown by white cross-hairs Measured magnitude +11.25 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-07 02:06 UT (#1140112-16) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rgi - 2023-09-08 (T+12.0d) Image below (2023-09-08.927) was taken 12.0 days after discovery of 2023rgi Position of reported transient is shown by white cross-hairs Measured magnitude +10.89 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-08 22:23 UT (#1141065-69) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rgi - 2023-09-09 (T+13.0d) Image below (2023-09-09.940) was taken 13.0 days after discovery of 2023rgi Position of reported transient is shown by white cross-hairs Measured magnitude +11.19 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-09 22:42 UT (#1142030-34) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rgi - 2023-09-12 (T+16.0d) Image below (2023-09-12.898) was taken 16.0 days after discovery of 2023rgi Position of reported transient is shown by white cross-hairs Measured magnitude ? (unable to insert WCS) |
Annotated CCD Image (100% size, linear scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-12 21:36 UT (#1143038-39) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rgi - 2023-09-17 (T+20.1d) Image below (2023-09-17.025) was taken 20.1 days after discovery of 2023rgi Position of reported transient is shown by white cross-hairs Measured magnitude +10.73 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-17 00:45 UT (#1145098-102) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rgi - 2023-09-18 (T+21.9d) Image below (2023-09-18.872) was taken 21.9 days after discovery of 2023rgi Position of reported transient is shown by white cross-hairs Measured magnitude ? (unable to insert WCS) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-18 21:03 UT (#1146030-34) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023rsr (Perseus) AT 2023rsr (Type: CV) discovered 2023-09-04.132 UT by Gaia Alias: Gaia23cfy Discovery Mag 11.68 (G-Gaia Filter) (vs historic mag 11.97) ~0.25 mag rise in Be star ( TNS 2023rsr | Gaia23cfy ) |
NGC 957 and AT 2023rsr (T+8.9d) Position of reported transient (distinct) is shown by white circle. Member of Open Cluster NGC 957 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-09-13 00:36 UT (#1143121-25) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rsr - 2023-09-09 (T+5.0d) Image below (2023-09-09.085) was taken 5.0 days after discovery of 2023rsr Position of reported transient (distinct) is shown by white cross-hairs Measured magnitude +11.83 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-09-09 02:06 UT (#1141165-69) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rsr - 2023-09-10 (T+5.9d) Image below (2023-09-10.027) was taken 5.9 days after discovery of 2023rsr Position of reported transient (distinct) is shown by white cross-hairs Measured magnitude +11.84 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-09-10 00:42 UT (#1142089-93) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rsr - 2023-09-13 (T+8.9d) Image below (2023-09-13.023) was taken 8.9 days after discovery of 2023rsr Position of reported transient (distinct) is shown by white cross-hairs Measured magnitude +11.71 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-09-13 00:36 UT (#1143121-25) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rsr - 2023-09-16 (T+12.8d) Image below (2023-09-16.910) was taken 12.8 days after discovery of 2023rsr Position of reported transient (distinct) is shown by white cross-hairs Measured magnitude +11.75 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-09-16 21:53 UT (#1145027-31) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rsr - 2023-09-18 (T+14.8d) Image below (2023-09-18.941) was taken 14.8 days after discovery of 2023rsr Position of reported transient (distinct) is shown by white cross-hairs Measured magnitude ? (Unable to insert WCS) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-09-18 22:38 UT (#1146063-67) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023rud (Cassiopeia) AT 2023rud (Type: unk) discovered 2023-09-08.188 UT by GEOTS Alias: GEOTS-Balaji-2023-017, TCP J23572531+5241341 Discovery Mag 16.8 (Clear Filter) (vs earlier non-detection with limiting mag 18.0) Hostless transient ( TNS 2023rud ) |
AT 2023rud - 2023-09-09 (T+1.8d) Image below (2023-09-09.971) was taken 1.8 days after discovery of 2023rud Position of reported transient (not confirmed) is shown by white circle. Unclear if faint star-like object near to reported coords (also seen in DSS2 Ref Image) is the transient object or not |
Annotated CCD Image (100% size, linear scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-09-09 23:18 UT (#1142044) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rud - 2023-09-12 (T+4.7d) Image below (2023-09-12.922) was taken 4.7 days after discovery of 2023rud Position of reported transient (not confirmed) is shown by white circle. Unclear if star-like object near to reported coords (also seen in DSS2 Ref Image) is the transient or not Measured magnitude ? (unable to link image or insert WCS) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-12 22:16 UT (#1143049-53) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rud - 2023-09-16 (T+8.8d) Image below (2023-09-16.987) was taken 8.8 days after discovery of 2023rud Position of reported transient (not confirmed) is shown by white circle. Unclear if faint star-like object near to reported coords (also seen in DSS2 Ref Image) is the transient object or not Note: unable to link image or insert WCS |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-16 23:49 UT (#1145079-83) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rud - 2023-09-19 (T+10.9d) Image below (2023-09-19.073) was taken 10.9 days after discovery of 2023rud Position of reported transient (not confirmed) is shown by white circle. Unclear if star-like object near to reported coords (also seen in DSS2 Ref Image) is the transient object or not Note: unable to link image or insert WCS |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-19 01:52 UT (#1146125-28) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rud - 2023-09-21 (T+13.8d) Image below (2023-09-21.954) was taken 13.8 days after discovery of 2023rud Position of reported transient (not confirmed) is shown by white circle. Unclear if star-like object near to reported coords (also seen in DSS2 Ref Image) is the transient object or not Note: unable to link image or insert WCS |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-21 23:03 UT (#1148051-55) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023sqn (Libra) |
AT 2023sqn - 2024-04-18 (T+219.3d) Image below (2024-04-18.040) was taken 219.3 days after discovery of 2023sqn Position of reported transient (not longer visible) is shown by white cross-hairs Non-Detection, Limiting Magnitude +18.0 (G-Gaia Filter) Transient is confirmed to have returned to its normal magnitude range |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-04-18 01:01 UT (#1209104-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023sqn on Transients 2023 Page >> |
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AT 2023sqo (Cetus) AT 2023sqo (Type: CV) discovered 2023-09-12.012 UT by Gaia Alias: Gaia23cje Alerting Magnitude 14.56 (G-Gaia Filter) vs Historic Magnitude 20.30 +/- 0.20 SD 6 mag outburst in confirmed CV CSS131026:024354-160314 ( TNS 2023sqo | Gaia23cje ) |
AT 2023sqo - 2024-09-17 (T+371.1d) Image below (2024-09-17.131) was taken 371.1 days after discovery of 2023sqo Position of earlier transient (not visible) is shown by white cross-hairs Estimated Non-Detection Limiting Magnitude +18.0 (Clear Filters) It is likely that star is lying at its normal low-stand state - around 19.9 - 20.6 |
Annotated CCD Image (100% size, square root scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-17 03:12 UT (#1245055-59) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023srv (Cassiopeia) AT 2023srv (Type: CV) discovered 2023-09-16.171 UT by GEOTS Alias: GEOTS-Balaji-2023-018, TCP J00452678+5512505 Discovery Magnitude 15.7 (Clear Filter) vs Prior Non-Detection Limiting Mag 18 Blue continuum dominated spectrum, with a potentially weak narrow absorption feature of H beta. Considering a probable past outburst in 2013, object is most likely a CV. ( TNS 2023srv ) |
AT 2023srv - 2023-12-01 (T+76.7d) Image below (2023-12-01.913) was taken 76.7 days after discovery of 2023srv No indication of any object at reported position (shown by white cross-hairs) Non-Detection, Limiting Mag +17.5 (Clear Filter) Transient most-likely faded to normal magnitude around +20.0 to +21.0 Bright star in FOV is HIP 3544 (mag +5.4) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-01 21:57 UT (#1170127-29) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Galaxies near AT 2023srv (T+76.7d) Faint galaxies in same FOV as AT 2023srv (faded & no longer visible) are PGC 137158 (catalog mag +17.0), PGC 137157 (catalog mag ?), PGC 1371691(catalog mag ?), PGC 137163 (catalog mag ?) Bright star in FOV is HIP 3544 (mag +5.4) |
Annotated CCD Image (100% size, square root scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-01 21:57 UT (#1170127-29) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023srw (Auriga) AT 2023srw (Type: CV) discovered 2023-09-16.369 UT by GEOTS Alias: GEOTS-Balaji-2023-019, TCP J05230786+4420179 Discovery Mag 16.5 (Clear Filter) ( TNS 2023srw ) |
AT 2023srw - 2023-12-02 (T+77.5d) Image below (2023-12-02.899) was taken 77.5 days after discovery of 2023srw Position of reported transient (very faint, fading) is shown by white cross-hairs Measured magnitude +17.68 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 21:37 UT (#1171103-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023srw - 2024-09-18 (T+367.8d) Image below (2024-09-18.165) was taken 367.8 days after discovery of 2023srw Position of reported transient (very faint, faded) is shown by white cross-hairs Estimated Magnitude +18.2 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-18 04:00 UT (#1246158-62) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023tjz (Orion) AT 2023tjz (Type: unk) discovered 2023-09-17.895 UT by Gaia Alias: Gaia23cnk Discovery magnitude 12.44 (G-Gaia filter) vs Historic Mag 10.71 Known Carbon star fades by 1.5 mag ( TNS 2023tjz | Gaia23cnk ) |
AT 2023tjz - Approximate Colour Image (T+52.1d) AT 2023tjz's red colour is very pronounced |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 90s exposure (average combine), 3x3 binning, B Filter 3 x 60s exposure (average combine), 3x3 binning, V Filter 3 x 60s exposure (average combine), 3x3 binning, R Filter 2023-11-09 00:08 UT (#1163152-60) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tjz - 2023-09-26 (T+8.2d) Image below (2023-09-26.065) was taken 8.2 days after discovery of 2023tjz Position of earlier reported transient (distinct) is shown by white cross-hairs Measured magnitude +12.72 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-26 01:42 UT (#1149120-24) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tjz - 2023-10-23 (T+35.3d) Image below (2023-10-23.184) was taken 35.3 days after discovery of 2023tjz Position of earlier reported transient (distinct) is shown by white cross-hairs Measured magnitude +12.87 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-23 04:34 UT (#1158282-86) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tjz - 2023-11-07 (T+50.1d) Image below (2023-11-07.022) was taken 50.1 days after discovery of 2023tjz Position of earlier reported transient (distinct & stable) is shown by white cross-hairs Measured magntitude +12.89 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-11-07 00:32 UT (#1161080) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tjz - 2023-11-08 (T+52.1d) Image below (2023-11-08.998) was taken 52.1 days after discovery of 2023tjz Position of earlier reported transient (distinct, stable) is shown by white cross-hairs Measured magnitude +12.87 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 23:59 UT (#1163149-51) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tjz - 2023-11-12 (T+55.2d) Image below (2023-11-12.092) was taken 55.2 days after discovery of 2023tjz Position of earlier reported transient (distinct, fading slowly ?) is shown by white cross-hairs Measured magnitude +12.96 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-12 02:15 UT (#1165173-75) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tjz - 2023-12-06 (T+79.2d) Image below (2023-12-06.118) was taken 79.2 days after discovery of 2023tjz Position of earlier reported transient (distinct, brightening slightly ?) is shown by white cross-hairs Measured magnitude +12.85 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 2 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-06 02:51 UT (#1172181-83) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tjz - 2023-12-16 (T+90.0d) Image below (2023-12-16.863) was taken 90.0 days after discovery of 2023tjz Position of earlier reported transient (distinct, brightening ?) is shown by white cross-hairs Measured magnitude +12.61 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-16 20:45 UT (#1173085-87) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tjz - 2023-12-18 (T+91.2d) Image below (2023-12-18.051) was taken 91.2 days after discovery of 2023tjz Position of earlier reported transient (distinct, fading ?) is shown by white cross-hairs Measured magnitude +12.73 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 2 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-18 01:15 UT (#1174087-88) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tjz - 2023-12-19 (T+92.2d) Image below (2023-12-19.053) was taken 92.2 days after discovery of 2023tjz Position of earlier reported transient (distinct, brightening ?) is shown by white cross-hairs Measured magnitude +12.56 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 2 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-19 01:19 UT (#1175077-79) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tjz - 2024-01-06 (T+111.1d) Image below (2024-01-06.960) was taken 111.1 days after discovery of 2023tjz Position of earlier reported transient (distinct, brightening ?) is shown by white cross-hairs Measured magnitude +12.57 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-01-06 23:04 UT (#1179147-49) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tjz - 2024-02-23 (T+159.0d) Image below (2024-02-23.934) was taken 159.0 days after discovery of 2023tjz Position of earlier reported transient (distinct, brightening ?) is shown by white cross-hairs Measured magnitude +12.21 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-23 22:26 UT (#1190103-05) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tjz - 2024-02-24 (T+160.0d) Image below (2024-02-24.917) was taken 160.0 days after discovery of 2023tjz Position of earlier reported transient (distinct, fading) is shown by white cross-hairs Measured magnitude +12.31 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-24 22:02 UT (#1191076-78) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023tki (Scutum) AT 2023tki (Type: XRB) discovered 2023-09-19.776 UT by Gaia Alias: Gaia23cnv Discovery Magnitude 11.49 (G-Gaia Filter) vs Historic Magnitude 11.94 +/- 0.07 SD ~0.5 mag rise in Gaia source, aka HMXRB ATO XRB = X-Ray Binary ( TNS 2023tki | Gaia23cnv ) |
AT 2023tki - 2024-03-22 (T+184.4d) Image below (2024-03-22.186) was taken 184.4 days after discovery of 2023tki Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +12.08 (Clear Filter) Likely faded back to historic level |
Annotated CCD Image (100% size, linear scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2024-03-22 04:28 UT (#1200113) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023tow (Scutum) |
AT 2023tow and adjacent starfield (T+14.1d) |
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Annotated CCD Image (70% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-04 20:28 UT (#1154004-08) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tow and adjacent starfield (T+52.0d) |
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Annotated CCD Image (50% size, linear scale) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-11-11 18:54 UT (#1165008) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tow - 2023-10-04 (T+14.1d) Image below (2023-10-04.847) was taken 14.1 days after discovery of 2023tow Position of reported transient (bright & distinct) is shown by white cross-hairs Measured Magnitude +12.72 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-04 20:28 UT (#1154004-08) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tow - 2023-11-08 (T+49.0d) Image below (2023-11-08.792) was taken 49.0 days after discovery of 2023tow Position of reported transient (fading) is shown by white cross-hairs Measured Magnitude +14.31 (Clear Filter) Poor quality image (bad seeing, low altitude 13°) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 19:10 UT (#1163022-26) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tow - 2023-11-11 (T+52.0d) Image below (2023-11-11.788) was taken 52.0 days after discovery of 2023tow Position of reported transient (stable ?) is shown by white cross-hairs Measured Magnitude +14.26 (Clear Filter) (single frame, low altitude 13.3°) |
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Annotated CCD Image (100% size, linear scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-11-11 18:54 UT (#1165008) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tow - 2023-11-15 (T+56.0d) Image below (2023-11-15.763) was taken 56.0 days after discovery of 2023tow Position of reported transient (fading) is shown by white cross-hairs Measured Magnitude +14.54 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-15 18:26 UT (#1167031-34) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tow - 2024-02-23 (T+155.4d) Image below (2024-02-23.217) was taken 155.4 days after discovery of 2023tow Position of earlier transient (no longer visible) is shown by white cross-hairs Non-Detection, limiting mag +17.5 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-23 05:20 UT (#1189243-46) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tow - 2024-02-24 (T+156.5d) Image below (2024-02-24.235) was taken 156.5 days after discovery of 2023tow Position of earlier transient (no longer visible) is shown by white cross-hairs Non-Detection |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-24 05:48 UT (#1190299-303) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tow - 2024-02-25 (T+157.4d) Image below (2024-02-25.226) was taken 157.4 days after discovery of 2023tow Position of earlier transient (no longer visible) is shown by white cross-hairs Non-Detection |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-25 05:33 UT (#1191296-300) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tow - 2024-03-16 (T+177.4d) Image below (2024-03-16.174) was taken 177.4 days after discovery of 2023tow Position of reported transient (faded & no longer visible) is shown by white cross-hairs Non-Detection Limiting Mag +17.5 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-03-16 04:20 UT (#1198203-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tow - Reference Image (PanSTARRS) Position of reported Transient shown by mauve crosshairs |
AT 2023tow - Possible Progenitor for Transient (PanSTARRS
Colour) Position of reported Transient shown by mauve crosshairs |
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AT 2023tpr (Monoceros) AT 2023tpr (Type: ulens?) discovered 2023-09-23.226 UT by Gaia Alias: Gaia23cpg Alerting Magnitude 14.94 (G-Gaia Filter) vs Historic Magnitude 15.13 +/- 0.06 SD Bright blue gal.plane source candidate microlensing event or Be-type outburst ( TNS 2023tpr | Gaia23cpg ) |
AT 2023tpr - 2024-10-25 (T+398.0d) Image below (2024-10-25.203) was taken 398.0 days after discovery of 2023tpr Position of earlier transient (distinct) is shown by white cross-hairs Measured magntitude +14.75 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-25 04:59 UT (#1259216-19) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023tpr on Transients 2023 Page >> |
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AT 2023ttx (Canis Major) |
AT 2023ttx - 2023-11-09 (T+43.0d) Image below (2023-11-09.194) was taken 43.0 days after discovery of 2023ttx Position of reported transient (relatively distinct) is shown by white cross-hairs Measured Magnitude +13.49 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 04:44 UT (#1163257-61) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023ttx - 2023-12-06 (T+69.9d) Image below (2023-12-06.094) was taken 69.9 days after discovery of 2023ttx Position of reported transient (relatively distinct, stable) is shown by white cross-hairs Measured Magnitude +13.51 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-06 02:19 UT (#1172167-71) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023ttx - 2023-12-18 (T+81.9d) Image below (2023-12-18.085) was taken 81.9 days after discovery of 2023ttx Position of reported transient (relatively distinct, brightening) is shown by white cross-hairs Measured Magnitude +12.57 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-18 02:06 UT (#1174131-35) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023ttx - 2024-10-25 (T+394.0d) Image below (2024-10-25.174) was taken 394.0 days after discovery of 2023ttx Position of reported transient (relatively distinct, faded) is shown by white cross-hairs Measured Magnitude +13.76 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-10-25 04:14 UT (#1259200-04) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023tvi (Cygnus) AT 2023tvi (Type: CV) discovered 2023-09-29.797 UT by Gaia Alias: Gaia23crr Discovery magnitude 12.90 (G-Gaia filter) vs Historic magnitude 13.13 Bright blue gal.plane source rises by 0.2 mag ( TNS 2023tvi | Gaia23crr ) |
AT 2023tvi - 2023-10-04 (T+5.1d) Image below (2023-10-04.931) was taken 5.1 days after discovery of 2023tvi Position of reported transient (distinctt) is shown by white cross-hairs Measured magntitude +13.02 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-10-04 22:24 UT (#1154051-55) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tvi - 2023-10-06 (T+6.2d) Image below (2023-10-06.003) was taken 6.2 days after discovery of 2023tvi Position of reported transient (distinct) is shown by white cross-hairs Measured magntitude +12.79 |
Annotated CCD Image (100% size, linear scale, cropped) 60s exposure (single frame), 3x3 binning, Clear Filter 2023-10-06 00:04 UT (#1155043) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tvi - 2023-10-22 (T+23.0d) Image below (2023-10-22.837) was taken 23.0 days after discovery of 2023tvii Position of reported transient (distinct) is shown by white cross-hairs Measured magntitude +12.89 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-10-22 20:08 UT (#1158064-68) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tvi - 2023-11-07 (T+39.2d) Image below (2023-11-07.976) was taken 39.2 days after discovery of 2023tvi Position of reported transient (distinct) is shown by white cross-hairs Measured magntitude +12.85 |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-07 23:29 UT (#1162098-102) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tvi - 2023-11-08 (T+40.1d) Image below (2023-11-08.865) was taken 40.1 days after discovery of 2023tvi Position of reported transient (distinct) is shown by white cross-hairs Measured magntitude +12.80 |
Annotated CCD Image (100% size, linear scale, cropped) 2 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 20:47 UT (#1163060-61) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tvi - 2023-11-09 (T+41.0d) Image below (2023-11-09.776) was taken 41.0 days after discovery of 2023tvi Position of reported transient (distinct) is shown by white cross-hairs Measured magntitude +12.90 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 18:41 UT (#1164005-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tvi - 2023-11-11 (T+43.1d) Image below (2023-11-11.917) was taken 43.1 days after discovery of 2023tvi Position of reported transient (distinct, stable) is shown by white cross-hairs Measured magntitude +12.88 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-11 22:04 UT (#1165070-74) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tvi - 2023-11-15 (T+47.0d) Image below (2023-11-15.845) was taken 47.0 days after discovery of 2023tvi Position of reported transient (distinct, stable) is shown by white cross-hairs Measured magntitude +12.85 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-15 20:20 UT (#1167117-21) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tvi - 2023-11-30 (T+62.1d) Image below (2023-11-30.878) was taken 62.1 days after discovery of 2023tvi Position of reported transient (distinct, stable) is shown by white cross-hairs Measured magntitude +12.84 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-30 21:08 UT (#1169071-75) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tvi - 2023-12-16 (T+78.0d) Image below (2023-12-16.816) was taken 78.0 days after discovery of 2023tvi Position of reported transient (distinct, stable) is shown by white cross-hairs Measured magntitude +12.75 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-16 19:38 UT (#1173054-58) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Other Images |
Starfield around AT 2023tvi (T+23.0d) with NGC 6834 (Hershel VIII 16) in lower right |
Annotated CCD Image (50% size, square root scale) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-10-22 20:08 UT (#1158064-68) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 6834 (Herschel VIII-16) - Open Cluster Starfield showing AT 2023tvi (T+5.1d) in relationship to NGC 6834 [ Open Star Clusters ] [ Herschel 400 Objects ] |
Annotated CCD Image (70% size, linear scale) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-10-04 22:24 UT (#1154051-55) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 6834 (Hershel VIII 16) - Earlier Image (Jul 2018) |
Annotated CCD Image (70% size, linear scale) 9 x 15 sec exposure (average combine), 3x3 binning, C Filter 2018-07-25 23:44 UT (#616078-86) 12" LX200R (at f/10.4) + ST-10XME |
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AT 2023txn (Cygnus) AT 2023txn (Type: CV) discovered 2023-09-29.797 UT by Gaia Alias: Gaia23cse Discovery magnitude 11.83 (G-Gaia) vs Historic Mag 13.14 Red Galactic plane source brightens erratically by 2 mag & becomes bluer ( TNS 2023txn | Gaia23cse ) |
AT 2023txn - 2023-10-04 (T+5.1d) Image below (2023-10-04.938) was taken 5.1 days after discovery of 2023txn Position of reported transient (distinct) is shown by white cross-hairs Measured magntitude +12.08 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-10-04 22:34 UT (#1154058-61) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023txn - 2023-10-05 (T+6.2d) Image below (2023-10-05.963) was taken 6.2 days after discovery of 2023txn Position of reported transient (distinct, stable) is shown by white cross-hairs Measured magntitude +12.08 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-10-05 23:08 UT (#1155019-21) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023txn - 2023-10-22 (T+23.0d) Image below (2023-10-22.844) was taken 23.0 days after discovery of 2023txn Position of reported transient (distinct, fading slowly ?) is shown by white cross-hairs Measured magntitude +12.25 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-10-22 20:19 UT (#1158071-75) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023txn - 2023-11-01 (T+32.2d) Image below (2023-11-01.035) was taken 32.2 days after discovery of 2023txn Position of reported transient (distinct, stable ?) is shown by white cross-hairs Measured magntitude +12.24 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 60s exposure (single frame), 3x3 binning, Clear Filter 2023-11-01 00:51 UT (#1159030) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023txn - 2023-11-06 (T+38.0d) Image below (2023-11-06.822) was taken 38.0 days after discovery of 2023txn Position of reported transient (distinct, stable ?) is shown by white cross-hairs Measured magntitude +12.28 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 19:47 UT (#1161005-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023txn - 2023-11-08 (T+40.1d) Image below (2023-11-08.886) was taken 40.1 days after discovery of 2023txn Position of reported transient (distinct, fading slowly) is shown by white cross-hairs Measured magntitude +12.31 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 21:19 UT (#1163071-75) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023txn - 2023-11-09 (T+41.0d) Image below (2023-11-09.841) was taken 41.0 days after discovery of 2023txn Position of reported transient (distinct, brightening again ?) is shown by white cross-hairs Measured magntitude +12.14 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 20:12 UT (#1164049-51) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023txn - 2023-11-11 (T+43.0d) Image below (2023-11-11.825) was taken 43.0 days after discovery of 2023txn Position of reported transient (distinct, fading again) is shown by white cross-hairs Measured magntitude +12.38 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-11 19:51 UT (#1165036-40) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023txn - 2023-11-15 (T+47.1d) Image below (2023-11-15.853) was taken 47.1 days after discovery of 2023txn Position of reported transient (distinct, fading) is shown by white cross-hairs Measured magntitude +12.52 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-15 20:31 UT (#1167124-27) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023txn - 2023-11-30 (T+62.0d) Image below (2023-11-30.791) was taken 62.0 days after discovery of 2023txn Position of reported transient (distinct) is shown by white cross-hairs Measured magntitude +12.45 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-30 19:02 UT (#1169021-25) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023txn - 2024-02-24 (T+147.4d) Image below (2024-02-24.183) was taken 147.4 days after discovery of 2023txn Position of reported transient (distinct, fading) is shown by white cross-hairs Measured magntitude +12.79 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-24 04:27 UT (#1190255-59) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023txn - 2024-03-16 (T+168.3d) Image below (2024-03-16.144) was taken 168.3 days after discovery of 2023txn Position of reported transient (distinct but fading) is shown by white cross-hairs Measured magntitude +12.84 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-03-16 03:30 UT (#1198182-86) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023txn - 2024-03-22 (T+174.3d) Image below (2024-03-22.126) was taken 174.3 days after discovery of 2023txn Position of reported transient (distinct but fading) is shown by white cross-hairs Measured magntitude +12.79 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-03-22 03:04 UT (#1200064-68) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023txn - 2024-04-11 (T+194.3d) Image below (2024-04-11.135) was taken 194.3 days after discovery of 2023txn Position of reported transient (fading) is shown by white cross-hairs Measured magntitude +12.91 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-04-11 03:18 UT (#1206111-15) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023txn - 2024-04-13 (T+196.3d) Image below (2024-04-13.084) was taken 196.3 days after discovery of 2023txn Position of reported transient (stable ?) is shown by white cross-hairs Measured magntitude +12.89 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-04-13 02:04 UT (#1207073-77) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023twq (Delphinus) AT 2023twq (Type: unk) discovered 2023-09-30.538 UT by Gaia Alias: Gaia23crv Discovery Magnitude 16.56 (g-Gaia Filter) ( vs historic Non-Detection) Apparently hostless blue transient ( TNS 2023twq, Gaia23crv) |
AT 2023twq - 2024-08-27 (T+332.4d) Image below (2024-08-27.987) was taken 332.4 days after discovery of 2023twq Position of earlier transient (finat) is shown by white cross-hairs Measured magnitude +17.07 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-08-27 23:50 UT (#1233054-58) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023tws (Draco) AT 2023tws (Type: CV) discovered 2023-10-01.073 UT by Gaia Alias: Gaia23csd Discovery Magnitude 14.91 (G-Gaia Filter) vs Historic Mag 16.63 +/- 0.33 SD Outburst in known CV Gaia, 2023-10-01 01:45. mag 14.91 Gaia, 2023-10-30 21:15, mag 16.71 Gaia, 2023-12-31 18:43, mag 16.39 ( TNS 2023tws | Gaia23csd ) |
AT 2023tws - 2023-12-01 (T+61.8d) Image below (2023-12-01.842) was taken 61.8 days after discovery of 2023tws Position of reported transient (faint but relatively distinct) is shown by white cross-hairs Measured Mag +16.30 (Clear Filter) Transient appears to have returned to close to historic mag range (16.30 to 16.99) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-01 20:16 UT (#1170072-76) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023twu (Canis Minor) AT 2023twu (Type: HPM) discovered 2023-10-01.748 UT by MASTER Alias: MASTER OT J072725.46+051206.3 Discovery magnitude 9.1 (Clear Filter) vs Previous Mag > 17.7 (limiting flux) ( TNS 2023twu ) |
AT 2023twu - 2023-11-06 (T+35.5d) Image below (2023-11-06.224) was taken 35.5 days after discovery of 2023twu Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +10.86 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-11-06 05:22 UT (#1160094) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023twu - 2023-11-07 (T+36.3d) Image below (2023-11-07.000) was taken 36.3 days after discovery of 2023twu Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +8.59 ? (Clear Filter) Poor quality image (poor seeing/guiding, single frame |
Annotated CCD Image (100% size, linear scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-11-07 00:00 UT (#1161075) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023twu - 2023-11-08 (T+37.4d) Image below (2023-11-08.128) was taken 37.4 days after discovery of 2023twu Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +10.22 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 03:10 UT (#1162229-31) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023twu - 2023-11-09 (T+38.4d) Image below (2023-11-09.130) was taken 38.4 days after discovery of 2023twu Position of reported transient (bright, fading) is shown by white cross-hairs Measured magnitude +10.67 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 03:14 UT (#1163224-27) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023twu - 2023-11-12 (T+41.3d) Image below (2023-11-12.008) was taken 41.3 days after discovery of 2023twu Position of reported transient (bright, brightening slightly ?) is shown by white cross-hairs Measured magnitude +10.48 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-12 00:21 UT (#1165113-17) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023twu - 2023-12-06 (T+65.3d) Image below (2023-12-06.078) was taken 65.3 days after discovery of 2023twu Position of reported transient (bright, fading ?) is shown by white cross-hairs Measured magnitude +10.81(Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-06 01:59 UT (#1172160-64) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023twu - 2023-12-18 (T+78.2d) Image below (2023-12-18.960) was taken 78.2 days after discovery of 2023twu Position of reported transient (bright, brightening ?) is shown by white cross-hairs Measured magnitude +10.14 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-18 23:09 UT (#1175016-19) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023tww (Aquila) AT 2023tww (Type: CV) discovered 2023-10-02.429 UT by MASTER Alias: MASTER OT J191517.98+041833.1 Discovery Magnitude 14.0 (Clear Filter) vs Prior Non-Detection Limiting Magnitude 17.3 ( TNS 2023tww ) |
AT 2023tww - 2024-08-31 (T+334.5d) Image below (2024-08-31.933) was taken 334.5 days after discovery of 2023tww Position of reported transient (faint) is shown by white cross-hairs Measured magnitude +15.10 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 2 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-08-31 22:24 UT (#1237050-51) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tww - 2024-09-18 (T+352.4d) Image below (2024-09-18.875) was taken 352.4 days after discovery of 2023tww Position of reported transient (faint) is shown by white cross-hairs Measured magnitude +15.30 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 2 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-18 21:01 UT (#1247033-34) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023udd (Ophiuchus) AT 2023udd (Type: CV) discovered 2023-10-05.585 UT by XOSS Alias: KATS23T001, TCP J17532696+0350045 Discovery Magnitude 15.78 (Clear Filter) ( TNS 2023udd ) |
AT 2023udd - 2024-05-16 (T+223.5d) Image below (2024-05-16.078) was taken 223.5 days after discovery of 2023udd Position of reported transient (not visible / likely faded) is shown by white cross-hairs Non-Detection Limiting Magnitude +17.0 (Clear Filter) |
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Annotated CCD Image (150% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-05-16 01:54 UT (#1217097-99) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023udd on Transients 2023 Page >> |
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AT 2023uli (Cygnus) AT 2023uli (Type: CV) discovered 2023-10-07.811 UT by Gaia Alias: Gaia23cua Discovery Magnitude 15.84 (G-Gaia Filter) vs Historic Magnitude 16.10 +/ 0.02 SD 0.25 mag rise in Gaia source ( TNS 2023uli | Gaia23cua ) |
AT 2023uli - 2024-09-15 (T+343.3d) Image below (2024-09-15.071) was taken 343.3 days after discovery of 2023uli Position of earlier transient (very faint) is shown by white cross-hairs Measured Magnitude +15.46 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-15 01:46 UT (#1243109-13) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023uli - 2024-09-17 (T+346.1d) Image below (2024-09-17.959) was taken 346.1 days after discovery of 2023uli Position of earlier transient (faint, fading) is shown by white cross-hairs Measured Magnitude +16.35 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-17 23:04 UT (#1246067-71) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023uzs (Camelopardalis) |
AT 2023uzs - 2024-10-25 (T+377.7d) Image below (2024-10-25.013) was taken 377.7 days after discovery of 2023uzs Position of earlier transient (very faint, faded) is shown by white cross-hairs Measured Magnitude +17.63 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-10-25 00:21 UT (#1259104-08) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023uzx (Cassiopeia) AT 2023uzx (Type: CV) discovered 2023-10-13.335 UT by Gaia Alias: Gaia23cwq Discovery Mag 11.96 (G-Gaia Filter) vs Historic Magnitude 12.23 +/- 0.04 SD ~0.2 mag rise in Gaia source, previous events seen ( TNS 2023uzx | Gaia23cwq ) |
AT 2023uzx - 2023-12-02 (T+50.7d) Image below (2023-12-02.997) was taken 50.7 days after discovery of 2023uzx Position of reported transient (distinct) is shown by white cross-hairs Measured magnitude +11.53 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 23:59 UT (#1171163-67) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023uzx - 2023-11-30 (T+48.6d) Image below (2023-11-30.888) was taken 48.6 days after discovery of 2023uzx Position of reported transient (distinct, stable or brightening ?) is shown by white cross-hairs Measured magnitude +11.46 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-30 21:22 UT (#1169078-82) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023vqb (Camelopardalis) AT 2023vqb (Type: ulens?) discovered 2023-10-16.099 UT by Gaia Alias: Gaia23cxl Discovery Mag 14.51 (G-Gaia Filter) vs Historic Mag 14.86 +/- 0.10 SD Bright gal.plane source candidate microlensing event or Be-type outburst rises by 0.3 mag ( TNS 2023vqb | Gaia23cxl ) |
AT 2023vqb - 2024-02-21 (T+128.8d) Image below (2024-02-21.938) was taken 128.8 days after discovery of 2023vqb Position of reported transient (likely faded back to normal state) is shown by white cross-hairs Measured Magnitude +13.45 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-21 22:39 UT (#1188087-91) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023vqb - Detail (T+128.8d) Star appears to be a double star |
Annotated CCD Image (250% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-21 22:39 UT (#1188087-91) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023vqb on Transients 2023 Page >> |
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AT 2023vwf (Delphinus) |
AT 2023vwf - 2024-10-14 (T+362.6d) Image below (2024-10-14.917) was taken 362.6 days after discovery of 2023vwf Position of transient object (not longer visible or not distinguishable) is shown by white cross-hairs Non-Detection Limiting Magnitude +18.0 (Clear Filter) Since normal G-Gaia magnitude is 16.32 and Limiting Magnitude of Image is around 18.0 it suggests that Transient is not distinguishable in the glare from adjacent star GSC 1100:663 (mag 13.2) |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-14 22:08 UT (#1255040-43) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023vwf - detail, 2024-10-14 (T+362.6d) Enlarging image to 250% size indicates that AT 2023vwf is just visible adjacent to GSC 1100:663 |
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Annotated CCD Image (100% size, linear scale, cropped) Image details as above |
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AT 2023vww (Auriga) AT 2023vww (Type: CV) discovered 2023-10-27.236 UT by GEOTS Alias: GEOTS-Balaji-2023-020, TCP J05233714+4240570, Gaia23daz Discovery magnitude 15.9 (Clear Filter) vs Prior Non-Detection Limiting Mag 18.0 Apparently hostless transient ( TNS 2023vww | Gaia23daz ) |
AT 2023vww - 2024-02-23 (T+119.6d) Image below (2024-02-23.867) was taken 119.6 days after discovery of 2023vww Position of earlier transient (not visible) is shown by white cross-hairs Non-Detection Limiting Magntitude +18.0 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-23 20:51 UT (#1190056-60) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023wba (Cassiopeia) AT 2023wba (Type: CV) discovered 2023-10-29.583 UT by XOSS Alias: XM124MZ, TCP J23260001+6143251 Discovery magnitude 16.14 (Clear Filter) ( TNS 2023wba ) |
AT 2023wba - 2023-11-15 (T+17.3d) Image below (2023-11-15.894) was taken 17.3 days after discovery of 2023wba Position of earlier transient (faded & no longer visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +17.8 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-15 21:31 UT (#1167153-57) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023wbv (Perseus) AT 2023wbv (Type: CV) discovered 2023-10-30.032 UT by MASTER Alias: MASTER OT J041624.14+392546.7 Discovery magnitude 11.9 (Clear Filter) ( TNS 2023wbv ) |
AT 2023wbv - 2023-11-08 (T+9.0d) Image below (2023-11-08.051) was taken 9.0 days after discovery of 2023wbv Position of reported transient (distinct) is shown by white cross-hairs Measured magntitude +11.51 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 01:15 UT (#1162170-72) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wbv - 2023-11-09 (T+10.1d) Image below (2023-11-09.089) was taken 10.1 days after discovery of 2023wbv Position of reported transient (distinct) is shown by white cross-hairs Measured magntitude +11.63 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 02:10 UT (#1163204-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wbv - 2023-11-10 (T+11.0d) Image below (2023-11-10.044) was taken 11.0 days after discovery of 2023wbv Position of reported transient (distinct) is shown by white cross-hairs Measured magntitude +11.76 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-10 01:07 UT (#1164131-35) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wbv - 2023-11-12 (T+13.0d) Image below (2023-11-12.030) was taken 13.0 days after discovery of 2023wbv Position of reported transient (distinct) is shown by white cross-hairs Measured magntitude +11.66 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-12 00:46 UT (#1165137-41) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wbv - 2023-11-16 (T+17.0d) Image below (2023-11-16.030) was taken 17.0 days after discovery of 2023wbv Position of reported transient (distinct) is shown by white cross-hairs Measured magntitude +11.48 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-16 00:46 UT (#1167237-41) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wbv - 2023-12-01 (T+32.0d) Image below (2023-12-01.004) was taken 32.0 days after discovery of 2023wbv Position of reported transient (distinct, fading ?) is shown by white cross-hairs Measured magntitude +11.58 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-01 00:09 UT (#1169173-77) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wbv - 2023-12-03 (T+34.0d) Image below (2023-12-03.006) was taken 34.0 days after discovery of 2023wbv Position of reported transient (bright & distinct) is shown by white cross-hairs Measured magntitude +11.57 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-03 00:10 UT (#1171170-73) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wbv - 2024-01-07 (T+69.9d) Image below (2024-01-07.927) was taken 69.9 days after discovery of 2023wbv Position of reported transient (distinct) is shown by white cross-hairs Measured magntitude +11.75 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-01-07 22:17 UT (#1180068-70) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wbv - 2024-02-23 (T+116.9d) Image below (2024-02-23.891) was taken 116.9 days after discovery of 2023wbv Position of reported transient (distinct, fading) is shown by white cross-hairs Measured magntitude +12.24 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-23 21:26 UT (#1190070-74) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wbv - 2024-02-24 (T+117.9d) Image below (2024-02-24.885) was taken 117.9 days after discovery of 2023wbv Position of reported transient (distinct) is shown by white cross-hairs Measured magntitude +12.19 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-24 21:17 UT (#1191054-58) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wbv - 2024-10-22 (T+358.1d) Image below (2024-10-22.174) was taken 358.1 days after discovery of 2023wbv Position of earlier transient (distinct) is shown by white cross-hairs Measured magntitude +11.90 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-10-22 04:13 UT (#1258094-98) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023wfp (Perseus) AT 2023wfp (Type: ulens?) discovered 2023-10-25.678 UT by Gaia Alias: Gaia23czt Discovery Magnitude 15.14 (G-Gaia Filter) vs Historic Magnitude 15.50 +/- 0.10 SD Bright gal.plane source candidate microlensing event or Be-type outburst rises by 0.4 mag ( TNS 2023wfp | Gaia23czt ) |
AT 2023wfp - 2024-09-19 (T+329.4d) Image below (2024-09-19.090) was taken 329.4 days after discovery of 2023wfp Position of reported transient (faint but distinct) is shown by white cross-hairs Measured magnitude +14.32 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-19 02:17 UT (#1247067-70) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023wfq (Orion) |
AT 2023wfq - 2024-10-25 (T+364.6d) Image below (2024-10-25.028) was taken 364.6 days after discovery of 2023wfq Position of earlier transient (faint) is shown by white cross-hairs Measured Magnitude +15.53 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-25 00:44 UT (#1259115-16) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023wox (Orion) AT 2023wox (Type: YSO) discovered 2023-10-28.899 UT by Gaia Alias: Gaia23dah Discovery magnitude 16.18 (G-Gaia Filter) vs Historic Magnitude 16.39 +/- 0.06 (SD) Long slow brightening in YSO ( TNS 2023wox | Gaia23dah ) |
AT 2023wox (T+35.1d) and adjacent nebulosity Star field lying midway between NGC 1977 and M42 |
Annotated CCD Image (50% size, square root scale) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 23:43 UT (#1171156-59) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wox - 2023-12-02 (T+34.2d) Image below (2023-12-02.066) was taken 34.2 days after discovery of 2023wox Position of reported transient (faint) is shown by white cross-hairs Measured magntitude, Transient + Adjacent Star : +15.38 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 01:43 UT (#1170224-28) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wox - 2023-12-02 (T+35.1d) Image below (2023-12-02.984) was taken 35.1 days after discovery of 2023wox Position of reported transient (faint) is shown by white cross-hairs Measured magntitude, Transient + Adjacent Star : +15.58 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 23:43 UT (#1171156-59) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023wue (Auriga) AT 2023wue (Type: unk) discovered 2023-10-28.420 UT by ZTF Alias: ZTF23abnoapt Discovery magnitude 15.98 (g-ZTF Filter) ( TNS 2023wue ) |
AT 2023wue - 2024-01-07 (T+71.6d) Image below (2024-01-07.974) was taken 71.6 days after discovery of 2023wue Position of reported transient (no longer visible) is shown by white cross-hairs No detection, limiting magnitude +19.0 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-07 23:30 UT (#1180100-03) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023xni (Andromeda) AT 2023xni (Type: CV) discovered 2023-11-11.647 UT by XOSS Alias: XM125MZ, TCP J23030178+4916384 Discovery Magnitude 14.57 (Clear Filter) ( TNS 2023xni ) |
AT 2023xni - 2024-08-31 (T+294.3d) Image below (2024-08-31.985) was taken 294.3 days after discovery of 2023xni Position of earlier reported transient (likely faded & no longer visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +19.0 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-08-31 23:41 UT (#1237095-99) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023xni on Transients 2023 Page >> |
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AT 2023xum (Perseus) AT 2023xum (Type: CV?) discovered 2023-11-14.749 UT by XOSS Alias: KATS23V005, ZTF23abrajyk, TCP J03570301+3559384 Discovery magnitude 16.57 (Clear Filter) UG candidate classified by XOSS ( TNS 2023xum ) |
AT 2023xum - 2023-11-30 (T+16.2d) Image below (2023-11-30.990) was taken 16.2 days after discovery of 2023xum Position of reported transient (very faint) is shown by white cross-hairs Measured magntitude +18.50 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-30 23:54 UT (#1169166-70) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023xum - 2023-12-06 (T+21.3d) Image below (2023-12-06.010) was taken 21.3 days after discovery of 2023xum Position of reported transient (very faint) is shown by white cross-hairs Measured magntitude +18.67 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-06 00:24 UT (#1172118-22) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023xum - 2024-02-21 (T+99.1d) Image below (2024-02-21.845) was taken 99.1 days after discovery of 2023xum Position of reported transient (not visible) is shown by white cross-hairs Non-Detection, Limiting Magntitude +19.0 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-21 20:24 UT (#1188019-22) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023wvl (Cygnus) AT 2023wvl (Type: CV) discovered 2023-11-06.700 UT by XOSS Alias: KATS23V002, TCP J19582065+5506531 Discovery magnitude 12.9 (Clear Filter) The spectral characteristics and an outburst amplitude of about 8 mag (above a quiescent level of Vmag=21.3) suggest AT 2023wvl is a dwarf nova . ( TNS 2023wvl ) |
Starfield with AT 2023wvl (T+2.3d) Two bright stars in image are SAO 32161 (catalog mag +8.39) & SAO 32148 (catalog mag +8.52) |
Annotated CCD Image (50% size, linear scale) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 22:54 UT (#1163117-21) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wvl - 2023-11-08 (T+2.3d) Image below (2023-11-08.952) was taken 2.3 days after discovery of 2023wvl Position of reported transient (relatively distinct) is shown by white cross-hairs Measured magntitude +12.84 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 22:54 UT (#1163117-21) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wvl - 2023-11-09 (T+3.3d) Image below (2023-11-09.988) was taken 3.3 days after discovery of 2023wvl Position of reported transient (relatively distinct) is shown by white cross-hairs Measured magntitude +12.98 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 60s exposure (single frame), 3x3 binning, Clear Filter 2023-11-09 23:43 UT (#1164115) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wvl - 2023-11-11 (T+5.1d) Image below (2023-11-11.808) was taken 5.1 days after discovery of 2023wvl Position of reported transient (relatively distinct, fading) is shown by white cross-hairs Measured magntitude +13.29 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-11 19:27 UT (#1165022-26) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wvl - 2023-11-12 (T+6.2d) Image below (2023-11-12.871) was taken 6.2 days after discovery of 2023wvl Position of reported transient (relatively distinct, fading) is shown by white cross-hairs Measured magntitude +13.41 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-12 20:56 UT (#1166024-27) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wvl - 2023-11-15 (T+9.3d) Image below (2023-11-15.991) was taken 9.3 days after discovery of 2023wvl Position of reported transient (relatively distinct, fading) is shown by white cross-hairs Measured magntitude +13.63 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-15 23:50 UT (#1167216-20) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wvl - 2023-11-30 (T+24.2d) Image below (2023-11-30.860) was taken 24.2 days after discovery of 2023wvl Position of reported transient (relatively faint, fading) is shown by white cross-hairs Measured magntitude +14.78 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-30 20:41 UT (#1169054-58) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023wvl - 2024-02-21 (T+107.3d) Image below (2024-02-21.968) was taken 107.3 days after discovery of 2023wvl Position of reported transient (no longer visible) is shown by white cross-hairs Non-Detection, Limiting Magntitude +17.5 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-21 23:16 UT (#1188102-05) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023wvm (Lacerta) AT 2023wvm (Type: CV) discovered 2023-11-06.736 UT by XOSS Alias: KATS23V003, TCP J22020036+3949356 Discovery Magnitude 16.03 (Clear Filter) Spectrum of a CV, with Balmer lines in absorption, H-beta stronger than H-alpha ( TNS 2023wvm ) |
AT 2023wvm - 2023-12-01 (T+25.1d) Image below (2023-12-01.797) was taken 25.1 days after discovery of 2023wvm No indication of any object at reported position (shown by white cross-hairs) Non-Detection, Limiting Mag +18.5 (Clear Filter) Transient most-likely faded to normal magnitude of > +20.0 |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-01 19:09 UT (#1170047-51) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023xvv (Cygnus) AT 2023xvv (Type: CV) discovered 2023-11-02.121 UT by ZTF Alias: ZTF23aboelln, Gaia23dkh Discovery Magnitude 15.92 (r-ZTF Filter) vs Prior Non-Detection Limiting Mag 17.31 Outburst in candidate CV Gaia, 2023-11-27 14:02, mag 17.82 Gaia, 2023-12-25 05:57, mag 19.99 Gaia, 2024-01-21 05:47, mag 20.76 ( TNS 2023xvv | Gaia23dkh ) |
AT 2023xvv - 2023-12-01 (T+29.7d) Image below (2023-12-01.774) was taken 29.7 days after discovery of 2023xvv Position of reported transient (faint but relatively distinct) is shown by white cross-hairs Measured Mag +17.68 (Clear Filter) Transient appears to have fading and returning towards probable normal mag range (19.0 to 21.0) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-01 18:41 UT (#1170033-36) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023xvv - 2024-02-16 (T+106.7d) Image below (2024-02-16.860) was taken 106.7 days after discovery of 2023xvv Position of reported transient (faded & no longer visible) is shown by white cross-hairs Non-Detection, Limiting Magnitude +17.8 (Clear Filter) Transient appears to have fading and returning towards probable normal mag range (19.0 to 21.0) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-16 20:46 UT (#1186058-61) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023xzr (Orion) AT 2023xzr (Type: YSO) discovered 2023-11-08.655 UT by Gaia Alias: Gaia23dcm Discovery magnitude 16.18 (G-Gaia Filter) vs Historic Magnitude 16.39 +/- 0.06 (SD) Long slow brightening in YSO ( TNS 2023xzr | Gaia23dcm ) |
AT 2023xzr (T+24.4d) and adjacent nebulosity in M42 |
Annotated CCD Image (50% size, square root scale) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-03 00:27 UT (#1171177-81) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023xzr - 2023-12-02 (T+23.4d) Image below (2023-12-02.056) was taken 23.4 days after discovery of 2023xzr Position of reported transient (distinct) is shown by white cross-hairs Measured Magntitude +12.79 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 01:25 UT (#1170219-21) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023xzr - 2023-12-03 (T+24.4d) Image below (2023-12-03.014) was taken 24.4 days after discovery of 2023xzr Position of reported transient (distinct, fading) is shown by white cross-hairs Measured Magntitude +12.92 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-03 00:27 UT (#1171177-81) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023xzr - 2023-12-06 (T+27.4d) Image below (2023-12-06.103) was taken 27.4 days after discovery of 2023xzr Position of reported transient (distinct, fading) is shown by white cross-hairs Measured Magntitude +13.28 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-06 02:34 UT (#1172174-77) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023xzr - 2024-02-16 (T+100.2d) Image below (2024-02-16.821) was taken 100.2 days after discovery of 2023xzr Position of reported transient (distinct) is shown by white cross-hairs Measured Magntitude +13.18 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-16 19:48 UT (#1186035-38) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023ydp (Aquila) |
AT 2023ydp - 2023-12-26 (T+42.0d) Image below (2023-12-26.726) was taken 42.0 days after discovery of 2023ydp Position of reported transient (faint) is shown by white cross-hairs Measured Magnitude +16.14 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-26 17:28 UT (#1177005-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023yen (Canis Minor) AT 2023yen (Type: CV) discovered 2023-11-16.384 UT by Gaia Alias: Gaia23dfz Discovery Magnitude 16.47 (G-Gaia Filter) vs Historic Magnitude 17.64 +/- 0.33 SD Outburst in candidate CV ( TNS 2023yen | Gaia23dfz ) |
AT 2023yen - 2023-12-02 (T+15.8d) Image below (2023-12-02.149) was taken 15.8 days after discovery of 2023yen Position of reported transient (faint but relatively distinct) is shown by white cross-hairs Measured Mag +17.44 (Clear Filter) Transient appears to have faded back to historic mag range (17.31 to 19.97) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 03:38 UT (#1170281-85) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023yon (Gemini) AT 2023yon (Type: unk) discovered 2023-11-27.888 UT by XOSS Alias: XM125HT, TCP J06374526+2049004, ATLAS23wmh Discovery Magnitude 16.48 ( TNS 2023yon ) |
AT 2023yon - 2024-10-27 (T+334.2d) Image below (2024-10-27.126) was taken 334.2 days after discovery of 2023yon Position of earlier transient (not visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +19.4 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-27 03:11 UT (#1260092-96) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023yvv (Cepheus) |
AT 2023yvv - 2023-12-26 (T+21.8d) Image below (2023-12-26.734) was taken 21.8 days after discovery of 2023yvv Position of reported transient (faint) is shown by white cross-hairs Measured Magnitude +14.10 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-26 17:40 UT (#1177012-16) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023yyz (Cepheus) |
AT 2023yyz - 2023-12-18 (T+16.7d) Image below (2023-12-18.019) was taken 16.7 days after discovery of 2023yyz Position of reported transient (relatively distinct) is shown by white cross-hairs Measured Magnitude +13.07 (Clear Filter) Single frame only |
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Annotated CCD Image (100% size, linear scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-12-18 00:27 UT (#1174065) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023yyz - 2024-08-28 (T+270.7d) Image below (2024-08-28.009) was taken 270.7 days after discovery of 2023yyz Position of reported transient (relatively distinct) is shown by white cross-hairs Measured Magnitude +13.36 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-08-28 00:22 UT (#1233069-73) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023yyz - 2024-08-31 (T+273.7d) Image below (2024-08-31.019) was taken 273.7 days after discovery of 2023yyz Position of reported transient (relatively distinct, stable) is shown by white cross-hairs Measured Magnitude +13.35 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-08-31 00:36 UT (#1236035-39) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023zzs (Cassiopeia) |
AT 2023zzs - 2023-12-17 (T+5.7d) Image below (2023-12-17.999) was taken 5.7 days after discovery of 2023zzs Position of reported transient (relatively distinct) is shown by white cross-hairs Measured Magnitude +13.93 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-18 00:01 UT (#1174045-49) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023aais (Monoceros) |
AT 2023aais - 2024-02-20 (T+65.9d) Image below (2024-02-20.848) was taken 65.9 days after discovery of 2023aais Position of reported transient (not visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +17.2 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-20 20:24 UT (#1187007-11) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023aaky (Perseus) AT 2023aaky (Type: CV) discovered 2023-12-15.096 UT by Gaia Alias: Gaia23dql Discovery magnitude 11.62 (G-Gaia Filter) vs Historic Magnitude 11.97 +/- 0.07 SD Bright Gaia source brightens by 0.4 mag, previous events seen ( TNS 2023aaky | Gaia23dql ) |
NGC 957 and AT 2023aaky (T+23.8d) |
Annotated CCD Image (50% size, linear scale) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-01-07 22:06 UT (#1180061-64) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023aaky - 2023-12-19 (T+3.9d) Image below (2023-12-19.015) was taken 3.9 days after discovery of 2023aaky Position of reported transient (distinct) is shown by white cross-hairs Measured Magnitude +11.81 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-19 00:25 UT (#1175050-54) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023aaky - 2023-12-19 (T+4.7d) Image below (2023-12-19.824) was taken 4.7 days after discovery of 2023aaky Position of reported transient (distinct) is shown by white cross-hairs Measured Magnitude +11.80 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-19 19:49 UT (#1176027-31) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023aaky - 2024-01-07 (T+23.8d) Image below (2024-01-07.919) was taken 23.8 days after discovery of 2023aaky Position of reported transient (distinct) is shown by white cross-hairs Measured Magnitude +11.83 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-01-07 22:06 UT (#1180061-64) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023aaky - 2024-02-12 (T+59.8d) Image below (2024-02-12.912) was taken 59.8 days after discovery of 2023aaky Position of reported transient (distinct) is shown by white cross-hairs Measured Magnitude +11.92 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-12 21:56 UT (#1184027-31) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023aaky - 2024-02-13 (T+60.8d) Image below (2024-02-13.874) was taken 60.8 days after discovery of 2023aaky Position of reported transient (distinct) is shown by white cross-hairs Measured Magnitude +11.86 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-13 21:02 UT (#1185057-61) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023aanv (Cygnus) |
AT 2023aanv - 2023-12-26 (T+7.1d) Image below (2023-12-26.742) was taken 7.1 days after discovery of 2023aanv Position of reported transient (distinct) is shown by white cross-hairs Measured Magnitude +12.65 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-12-26 17:51 UT (#1177019-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023aanv - 2024-02-24 (T+66.4d) Image below (2024-02-24.101) was taken 66.4 days after discovery of 2023aanv Position of reported transient (distinct, fading) is shown by white cross-hairs Measured Magnitude +13.17 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-24 02:28 UT (#1190194-97) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023aanv - 2024-02-25 (T+67.5d) Image below (2024-02-25.200) was taken 67.5 days after discovery of 2023aanv Position of reported transient (distinct, fading) is shown by white cross-hairs Measured Magnitude +13.42 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-25 04:50 UT (#1191275-78) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023aanv - 2024-04-14 (T+116.4d) Image below (2024-04-14.088) was taken 116.4 days after discovery of 2023aanv Position of reported transient (fading) is shown by white cross-hairs Measured Magnitude +14.30 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-04-14 02:10 UT (#1208077-81) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023aanv - 2024-10-02 (T+288.3d) Image below (2024-10-02.981) was taken 288.3 days after discovery of 2023aanv Position of reported transient (fading) is shown by white cross-hairs Measured Magnitude +15.45 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-10-02 23:35 UT (#1250102-05) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023aaui (Eridanus) |
AT 2023aaui - 2024-10-25 (T+307.2d) Image below (2024-10-25.065) was taken 307.2 days after discovery of 2023aaui Position of earlier transient (faded & no longer visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +18.6 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-25 01:42 UT (#1259139-43) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 023aaui on Transients 2023 Page >> |
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AT 2023aaur (Cassiopeia) AT 2023aaur (Type: CV) discovered 2023-12-20.345 UT by Gaia Alias: Gaia23dsf Discovery magnitude 16.58 (G-Gaia filter) vs Historic Mag 18.81 +/- 0.73 SD Outburst in candidate CV ( TNS 2023aaur | Gaia23dsf ) |
AT 2023aaur - 2024-01-06 (T+17.5d) Image below (2024-01-06.803) was taken 17.5 days after discovery of 2023aaur Position of earlier reported transient (very faint) is shown by white cross-hairs |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-01-06 19:20 UT (#1179053-57) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023abiv (Pegasus) AT 2023abiv (Type: CV) discovered 2023-12-24.566 UT by Gaia Alias: Gaia23dtr Alerting Magnitude 15.88 (G-Gaia Filter) vs Historic Magnitude 19.05 +/ 1.02 SD 4 mag outburst in candidate CV Gaia, 2023-10-16
15:04, Mag 19.93 ( TNS 2023abiv | Gaia23dtr ) |
AT 2023abiv - 2024-09-17 (T+268.4d) Image below (2024-09-17.967) was taken 268.4 days after discovery of 2023abiv Position of earlier transient (faint, fading) is shown by white cross-hairs Measured Magnitude +17.12 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-17 23:15 UT (#1246074-78) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023abiw (Pegasus) |
AT 2023abiw - 2024-10-01 (T+282.1d) Image below (2024-10-01.842) was taken 282.1 days after discovery of 2023abiw Position of reported transient (not visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +19.3 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-10-01 20:15 UT (#1249046-50) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023abqc (Cygnus) AT 2023abqc (Type: CV) discovered 2023-12-25.743 UT by Gaia Alias: Gaia23duj Discovery Magnitude 16.86 (G-Gaia Filter) vs Historic Magnitude 19.95 +/- 1.38 SD Outburst in candidate CV ASASSN-19mf ( TNS 2023abqc | Gaia23duj ) |
AT 2023abqc - 2024-09-01 (T+250.3d) Image below (2024-09-01.024) was taken 250.3 days after discovery of 2023abqc Position of reported transient (faint) is shown by white cross-hairs Measured Magnitude +16.45 (Clear Filter) It appears the image likely records a new outburst in this candidate CV since Gaia data shows that this object's normal Low Stand Magnitude is in range 20.2 - 21.1 |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-01 00:38 UT (#1237138-42) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023abqc - 2024-09-05 (T+254.4d) Image below (2024-09-05.125) was taken 254.4 days after discovery of 2023abqc or around 4 days after last outburst on c. 2024-09-01 Position of reported transient (faint, fading) is shown by white cross-hairs Measured Magnitude +16.78 (Clear Filter) It appears the image likely confirms a new outburst in this candidate CV but that it is now fading again (Gaia data shows that this object's normal Low Stand Magnitude is in range +20.2 to +21.1) |
Annotated CCD Image (100% size, linear scale, cropped) 2 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-05 03:02 UT (#1238005-06) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023abqc - 2024-09-10 (T+260.2d) Image below (2024-09-10.945) was taken 260.2 days after discovery of 2023abqc or around 10 days after last outburst on c. 2024-09-01 Position of reported transient (not visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +19.3 (Clear Filter) It appears that the new outburst in this candidate CV is over and it is heading towards its normal Low Stand Magnitude range +20.2 to +21.1 (range based on Gaia data) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-10 22:44 UT (#1240095-99) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023abqc - 2024-09-12 (T+262.3d) Image below (2024-09-12.997) was taken 262.3 days after discovery of 2023abqc or around 10 days after last outburst on c. 2024-09-01 Position of reported transient (not visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +19.2 (Clear Filter) The image below confirms that the new outburst in this candidate CV is over and it is heading towards its normal Low Stand Magnitude range +20.2 to +21.1 (range based on Gaia data) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-12 23:58 UT (#1242078-82) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023abtp (Cygnus) AT 2023abtp (Type: CV) discovered 2023-12-26.832 UT by Gaia Alias: Gaia23dun Alerting Magnitude 14.14 (G-Gaia Filter) vs Historic Magnitude 14.40 +/- 0.04 SD Galactic plane source brightens by 0.25 mag ( TNS 2023abtp | Gaia23dun ) |
AT 2023abtp - 2024-09-18 (T+267.1d) Image below (2024-09-18.914) was taken 267.1 days after discovery of 2023abtp Position of reported transient (distinct) is shown by white cross-hairs Measured magnitude +13.31 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 2 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-18 21:58 UT (#1247060-64) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023abtv (Pegasus) AT 2023abtv (Type: CV) discovered 2023-12-26.986 UT by Gaia Alias: Gaia23duv Discovery magnitude 12.07 (G-Gaia Filter) vs Historic Magnitude 13.38 +/- 0.57 (SD) Gaia and WISE source brightens by 2 mag ( TNS 2023abtv | Gaia23duv ) |
AT 2023abtv - 2024-01-07 (T+11.8d) Image below (2024-01-07.815) was taken 11.8 days after discovery of 2023abtv Position of reported transient (no longer visible) is shown by white cross-hairs Measured Magnitude +12.10 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-01-07 19:37 UT (#1180005-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023abtv - 2024-01-12 (T+16.8d) Image below (2024-01-12.768) was taken 16.8 days after discovery of 2023abtv Position of reported transient (bright) is shown by white cross-hairs Measured Magnitude +12.06 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-01-12 18:29 UT (#1181032-36) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023abtv - 2024-02-23 (T+58.2d) Image below (2024-02-23.209) was taken 58.2 days after discovery of 2023abtv Position of reported transient (bright) is shown by white cross-hairs Measured Magnitude +12.07 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-23 05:04 UT (#1189236-40) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023abtv - 2024-02-24 (T+59.2d) Image below (2024-02-24.200) was taken 59.2 days after discovery of 2023abtv Position of reported transient (bright) is shown by white cross-hairs Measured Magnitude +11.98 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-24 04:50 UT (#1190270-73) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023abtv - 2024-02-25 (T+60.2d) Image below (2024-02-25.208) was taken 60.2 days after discovery of 2023abtv Position of reported transient (bright) is shown by white cross-hairs Measured Magnitude +11.94 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-25 05:04 UT (#1191282-86) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023abtv - 2024-02-26 (T+61.2d) Image below (2024-02-26.201) was taken 61.2 days after discovery of 2023abtv Position of reported transient (bright) is shown by white cross-hairs Measured Magnitude +11.91 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-02-26 04:52 UT (#1192152-56) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023abtv - 2024-04-13 (T+108.1d) Image below (2024-04-13.100) was taken 108.1 days after discovery of 2023abtv Position of reported transient (fading) is shown by white cross-hairs Measured Magnitude +12.15 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-04-13 02:27 UT (#1207085-89) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023abtv - 2024-08-14 (T+231.0d) Image below (2024-08-14.017) was taken 231.0 days after discovery of 2023abtv Position of reported transient (brightened since T108.1d ?) is shown by white cross-hairs Measured Magnitude +11.92 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-08-14 00:27 UT (#1227077-80) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023abtv - 2024-08-16 (T+233.0d) Image below (2024-08-16.001) was taken 233.0 days after discovery of 2023abtv Position of reported transient (distinct, similar to T+108.1d) is shown by white cross-hairs Measured Magnitude +12.10 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-08-16 00:05 UT (#1228080-84) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023abtv - 2024-08-21 (T+238.0d) Image below (2024-08-21.028) was taken 238.0 days after discovery of 2023abtv Position of reported transient (distinct, brightening slightly) is shown by white cross-hairs Measured Magnitude +11.97 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-08-16 00:05 UT (#1228080-84) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023abtv - 2024-08-27 (T+245.0d) Image below (2024-08-27.941) was taken 245.0 days after discovery of 2023abtv Position of reported transient (distinct) is shown by white cross-hairs Measured Magnitude +12.08 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-08-27 22:38 UT (#1233027-31) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023abtv - 2024-08-29 (T+247.0d) Image below (2024-08-29.951) was taken 247.0 days after discovery of 2023abtv Position of reported transient (distinct) is shown by white cross-hairs Measured Magnitude +12.20 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-08-29 22:53 UT (#1235031-35) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023abtv - 2024-08-30 (T+248.0d) Image below (2024-08-30.984) was taken 248.0 days after discovery of 2023abtv Position of reported transient (distinct, brightened slightly) is shown by white cross-hairs Measured Magnitude +12.00 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-08-30 23:40 UT (#1236005-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023abtv - 2024-09-01 (T+249.0d) Image below (2024-09-01.017) was taken 249.0 days after discovery of 2023abtv Position of reported transient (distinct, fading again) is shown by white cross-hairs Measured Magnitude +12.37 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-01 00:26 UT (#1237131-34) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023abtv - 2024-09-10 (T+259.0d) Image below (2024-09-10.937) was taken 259.0 days after discovery of 2023abtv Position of reported transient (distinct, brightening again) is shown by white cross-hairs Measured Magnitude +11.96 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-09-10 22:33 UT (#1240088-92) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023acim (Cygnus) |
AT 2023acim - 2024-10-01 (T+276.6d) Image below (2024-10-01.810) was taken 276.6 days after discovery of 2023acim Position of reported transient (faint) is shown by white cross-hairs Measured Magnitude +15.65 (Clear Filter) |
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Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-01 19:35 UT (#1249010-14) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023acjp (Hydra) AT 2023acjp (Type: CV) discovered 2023-12-31.677 UT by Gaia Alias: Gaia24abn, ASASSN-17od Discovery magnitude 13.64 (G-Gaia Filter) vs Historic Magnitude 16.37 +/- 1.19 (SD) ( Usual Magnitude 17.5 to 18.2 ) 4.5 mag outburst in candidate CV ASASSN-17od ( TNS 2023acjp | Gaia24abn ) |
AT 2023acjp - 2024-01-08 (T+7.4d) Image below (2024-01-08.033) was taken 7.4 days after discovery of 2023acjp Position of reported transient (no longer visible) is shown by white cross-hairs No detection, limiting magnitude +18.3 (Clear Filter) ( Adjacent star, measured mag +12.81) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 00:50 UT (#1180127-31) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023acjp - Detail 2024-01-08 (T+7.4d) Image below (2024-01-08.033) was taken 7.4 days after discovery of 2023acjp Position of reported transient (barely visible ?) is shown by black cross-hairs |
Annotated negative CCD Image (175% size, square root scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 00:50 UT (#1180127-31) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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M31 with AT 2023U (Andromeda) AT 2023U (Type: unk) discovered 2023-01-03.576 UT by XOSS Alias: XM93MZ, PNV J00423797+4117130, M31N 2023-01a Discovery Mag 18 ( Rochester Latest Extragalactic Novae | TNS 2023U ) |
M31 with AT 2023U Cam2 Reference Image Position of AT 2023U is shown by blue circle Limits of M31 Spiral Galaxy is shown by white ellipse line segments (top right corner) |
Annotated CMOS Image (16% size) (10s exposure, 1x1 binning) 2023-01-12 02:37 UT TS 80mm APO, ZWO ASI178MC |
M31 with AT 2023U - 2023-01-10 (T+6.5d) Image below (2023-01-10.028) was taken 6.5 days after discovery of 2023U Reported position of transient (not visible) is shown by white circle |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-01-10 00:49 UT (#1084449-53) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M31 with AT 2023U - 2023-01-12 (T+8.5d) Image below (2023-01-12.110) was taken 8.5 days after discovery of 2023U Reported position of transient (not visible) is shown by white circle |
Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-01-12 02:45 UT (#1085036-39) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023U (M31) on Transients 2023 Page >> |
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M31 with AT 2023ax (Andromeda) AT 2023ax (Type: FeII) discovered 2023-01-06.516 UT by XOSS Alias: XM94MZ, PNV J00430924+4117022, ZTF23aaaairl Discovery Mag 18.8 (Clear filter) ( Rochester Supernova site | TNS 2023ax ) |
M31 with AT 2023ax Image taking with secondary scope showing position of reported FeII transient (blue circle) relative to outline of M31 galaxy (white ellipse) & M31 Galaxy centre (labelled) |
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CMOS Image (16% size) 10s exposure (stacked), 1x1 binning 2023-02-10 23:48 UT (#Cam2_Ref) TS 80mm APO, ZWO ASI178MC & PHD2 |
M31 with AT 2023ax(T+35.5d) Position of reported transient is shown by white circle |
Annotated CCD Image (50% size, square root scale) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-10 23:57 UT (#1096129-33) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M31 with AT 2023ax - 2023-02-10 (T+35.5d) Image below (2023-02-10.992) was taken 35.5 days after discovery of 2023ax Position of reported transient (not visible) is shown by white circle |
Annotated CCD Image (125% size, square root scale) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-10 23:57 UT (#1096129-33) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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M31 with Nova M31 2023-02a? (Andromeda) Nova M31 2023-02a? (Type: unk) discovered 2023-02-07.754 UT by Italian Supernovae Search Project Alias: PNV J00423790+4112499 Discovery Mag 18 (R filter) Transient appears 0.7" from the position of AT 2022abzg discovered 2022/11/01.621 by Xingming Observatory Sky Survey (XOSS). Verification of position from image superimposition indicates that the position appears to be the same. ( Rochester Supernova site ) |
M31 with Nova M31 2023-02a? (T+15.3d) Image taking with secondary scope showing position of reported transient (blue circle) relative to outline of M31 galaxy (white ellipse) & M31 Galaxy centre (labelled) |
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CMOS Image (16% size) 10s exposure (stacked), 1x1 binning 2023-02-23 00:17 UT (#Cam2_Ref) TS 80mm APO, ZWO ASI178MC & PHD2 |
M31 with Nova M31 2023-02a? (T+15.3d) Position of reported transient (not visible) is shown by white circle |
Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-23 00:27 UT (#1101124-28) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 2023-02a? - 2023-02-23 (T+15.3d) Image below (2023-02-23.013) was taken 15.3 days after discovery of M31 2023-02a? Position of reported transient (not visible) is shown by white circle |
Annotated CCD Image (100% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-23 00:27 UT (#1101124-28) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of Nova 2023-02a? (M31) on Transients 2023 Page >> |
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M31 with AT 2023brc (Andromeda) AT 2023brc (Type: unk) discovered 2023-02-13.558 UT by XOSS Alias: XM96MZ, PNV J00422147+4112452 Discovery Mag 18 (Clear filter) ( Rochester Supernova site | TNS 2023brc ) |
M31 with AT 2023brc Image taking with secondary scope showing position of reported transient (blue circle) relative to outline of M31 galaxy (white ellipse) & M31 Galaxy centre (labelled) |
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CMOS Image (16% size) 10s exposure (stacked), 1x1 binning 2023-02-26 20:33 UT (#Cam2_Ref) TS 80mm APO, ZWO ASI178MC & PHD2 |
M31 with AT 2023brc (T+13.3d) Position of reported transient is shown by white circle |
Annotated CCD Image (50% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-26 20:44 UT (#1102061-65) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M31 with AT 2023brc - 2023-02-26 (T+13.3d) Image below (2023-02-26.858) was taken 13.3 days after discovery of 2023brc Position of reported transient (not visible) is shown by white circle |
Annotated CCD Image (100% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-26 20:44 UT (#1102061-65) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M31 with AT 2023brc - 2023-03-10 (T+25.3d) Image below (2023-03-10.887) was taken 25.3 days after discovery of 2023brc Position of reported transient (not visible) is shown by white circle |
Annotated CCD Image (100% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-10 21:24 UT (#1106092-95) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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M31 with Nova M31 2023-03a? (Andromeda) Nova M31 2023-03a? (Type: unk) discovered 2023-03-27.793 UT by Kamil Hornoch et al. Alias: PNV J00423893+4126379 Discovery Mag 16.6 ( Rochester Extragalactic Novae | Discovery Image (Kamil Hornoch et al) ) |
Nova M31 2023-03a? (T+6.1d) Image taking with secondary scope showing position of reported transient (blue circle) relative to outline of M31 galaxy (white ellipse) & M31 Galaxy centre (labelled) |
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CMOS Image (16% size) 10s exposure (stacked), 1x1 binning 2023-04-02 21:31 UT (#Cam2_Ref) TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 2023-03a? (T+6.1d) Position of reported transient (faint) is shown by white circle |
Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-04-02 20:43 UT (#1110015-19) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 2023-03a? - 2023-04-02 (T+6.1d) Image below (2023-04-02.857) was taken 6.1 days after discovery of Nova M31 2023-03a? Position of reported transient (very faint) is shown by white cross-hairs |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-04-02 20:43 UT (#1110015-19) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Annotated Negative CCD Image (100% size, square root scale, cropped) Image details as above |
Nova M31 2023-03a? - 2023-04-19 (T+22.3d) Image below (2023-04-19.074) was taken 22.3 days after discovery of Nova M31 2023-03a? Position of reported transient (not visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-04-19 01:53 UT (#1114110-13) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 2023-03a? - 2023-09-30 (T+186.2d) Image below (2023-09-30.029) was taken 186.2 days after discovery of Nova M31 2023-03a? Position of earlier transient (not visible, probably faded/no longer visible) is shown by white cross-hairs Poor quality image (bright moonlit sky background) |
Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-30 00:49 UT (#1151040-44) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Annotated Negative CCD Image (100% size, square root scale, cropped) Image details as above |
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M31 with AT 2023gvz (Andromeda) AT 2023gvz (Type: unk) discovered 2023-04-26.022 UT by MASTER Alias: MASTER OT J004240.02+410334.1 Discovery Mag 16.9 (Clear filter) vs last non-detection, limiting mag 21.3 ( TNS 2023gvz ) |
M31 with AT 2023gvz - 2023-09-10
(T+137.1d) Image below (2023-09-10.098) was taken 137.1 days after discovery of 2023gvz Position of reported transient (faded/no longer visible) is shown by white circle |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-10 02:30 UT (#1142123-27) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M31 with AT 2023gvz - 2023-09-25
(T+152.9d) Image below (2023-09-25.969) was taken 152.9 days after discovery of 2023gvz Position of reported transient (faded/no longer visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-25 23:25 UT (#1149070-74) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M31 with AT 2023gvz - 2023-11-15
(T+203.9d) Image below (2023-11-15.966) was taken 203.9 days after discovery of 2023gvz Position of reported transient (faded/no longer visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-15 23:14 UT (#1167205-06) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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M31 with AT 2023hrm (Andromeda) |
M31 with AT 2023hrm (T+531.0d) Cam2 Reference Image, Position of AT 2023hrm (not visible in this exposure) is shown by blue circle Limits of M31 Spiral Galaxy is shown by white ellipse (bottom left-hand corner) |
Annotated CMOS Image (16% size) (10s exposure, 1x1 binning) 2024-10-24 23:15 UT (00:15 BST) TS 80mm APO, ZWO ASI178MC |
M31 -Spiral Galaxy with AT 2023hrm (T+531.0d) |
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Annotated CCD Image (70% size, log scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-19 22:09 UT (#1257142-46) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M31 with AT 2023hrm - 2024-10-19 (T+531.0d) Image below (2024-10-19.917) was taken 531.0 days after discovery of 2023hrm Position of earlier transient (faded & no longer visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +17.2 (Clear Filter) |
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Annotated CCD Image (125% size, log scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-19 22:09 UT (#1257142-46) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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M31 with Nova M31 2023-05b? (Andromeda) Nova M31 2023-05b? (Type: unk) discovered 2023-05-28.063 UT by Kamil Hornoch et al. Alias: PNV J00421981+4107048, AT2023ksu Located 276".7 west and 543".7 south of the center of M31 Discovery Mag 17.59 (r-ZTF Filter) ( TNS 2023ksu | Rochester, Extragalactic Novae - 2023 ) |
Nova M31 2023-05b? (T+6.1d) Image taking with secondary scope showing position of reported transient (blue circle) relative to outline of M31 galaxy (white ellipse) & M31 Galaxy centre (labelled) |
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CMOS Image (16% size) 10s exposure (stacked), 1x1 binning 2023-09-04 02:27 UT (#Cam2_Ref) TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 2023-05b? - 2023-09-04 (T+99.0d) Image below (2023-09-04.063) was taken 99.0 days after discovery of Nova M31 2023-05b? Position of earlier reported transient (faded / not visible) is shown by white circle |
Annotated CCD Image (70% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-04 01:39 UT (#1138144-48) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 2023-05b? - 2023-09-07 (T+102.0d) Image below (2023-09-07.065) was taken 102.0 days after discovery of Nova M31 2023-05b? Position of earlier reported transient (faded / not visible) is shown by white circle |
Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-07 01:42 UT (#1140105-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 2023-05b? - 2023-09-21 (T+116.9d) Image below (2023-09-21.997) was taken 116.9 days after discovery of Nova M31 2023-05b? Position of earlier reported transient (faded / not visible) is shown by white circle |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-22 00:04 UT (#1148082-86) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 2023-05b? - 2023-11-08 (T+164.9d) Image below (2023-11-08.936) was taken 164.9 days after discovery of Nova M31 2023-05b? Position of earlier reported transient (faded / not visible) is shown by white circle |
Annotated CCD Image (100% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 22:37 UT (#1163110-14) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 2023-05b? - 2023-11-09 (T+165.8d) Image below (2023-11-09.888) was taken 165.8 days after discovery of Nova M31 2023-05b? Position of earlier reported transient (faded / not visible) is shown by white circle |
Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 21:23 UT (#1164077-79) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 2023-05b? - 2023-11-11 (T+167.9d) Image below (2023-11-11.931) was taken 167.9 days after discovery of Nova M31 2023-05b? Position of earlier reported transient (faded / not visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-11 22:29 UT (#1165082-86) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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M31 with AT 2023mxi (Andromeda) |
M31 with AT 2023mxi - Location Cam2 Reference Image, Position of AT 2023mxi (no longer visible) is shown by blue circle Limits of M31 Spiral Galaxy is shown by white ellipse |
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Annotated CMOS Image (16% size) (10s exposure, 1x1 binning) 2023-08-17 00:47 UT (01:47 LT) TS 80mm APO, ZWO ASI178MC |
M31 with AT 2023mxi (T+401.2d) Position of earlier transient (faded & no longer visible) is shown by white circle |
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Annotated CCD Image (50% size, square root scale) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-08-17 00:51 UT (#1229059-60) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023mxi - 2024-08-17 (T+401.2d) Image below (2024-08-17.033) was taken 401.2 days after discovery of 2023mxi Position of earlier transient (faded & no longer visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +19.0 (Clear Filter) |
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Annotated CCD Image (125% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-08-17 00:51 UT (#1229059-60) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023mxi - 2024-09-16 (T+431.3d) Image below (2024-09-16.116) was taken 431.3 days after discovery of 2023mxi Position of earlier transient (faded & no longer visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +19.7 (Clear Filter) |
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Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-16 02:55 UT (#1244211-15) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023mxi on Transients 2024 Page >> |
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Nova AT 2023trk in M31 (Andromeda) AT 2023trk (Type: EGN) discovered 2023-09-26.461 UT by ATLAS Alias: ATLAS23tfn, PNV J00441143+4120239 Discovery Mag 17.38 (orange-ATLAS filter) ( TNS 2023trk ) |
Nova M31 AT 2023trk Cam2 Reference Image, Position of AT 2023trk (not visible in this exposure) is shown by blue circle Limits of M31 Spiral Galaxy is shown by white ellipse White line crossing FOV is a satellite track. |
Annotated CMOS Image (16% size) (10s exposure, 1x1 binning) 2022-09-29 04:08 UT TS 80mm APO, ZWO ASI178MC |
Nova M31 AT 2023trk - 2023-09-29 (T+2.7d) Image below (2023-09-29.174) was taken 2.7 days after discovery of 2023trk Position of earlier transient (faint but distinct) is shown by white cross-hairs |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-29 04:19 UT (#1150063-67) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023trk - 2023-09-30
(T+3.6d) Image below (2023-09-30.050) was taken 3.6 days after discovery of 2023trk Position of reported transient (very faint) is shown by white cross-hairs Poor quality image (bright moonlit sky background) |
Annotated CCD Image (100% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-30 01:15 UT (#1151051-52) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023trk - 2023-10-03
(T+7.5d) Image below (2023-10-03.922) was taken 7.5 days after discovery of 2023trk Position of reported transient (very faint) is shown by white cross-hairs Measured Magnitude ? Poor quality image (single frame due to developing cloud) |
Annotated CCD Image (100% size, square root scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-10-03 22:08 UT (#1153052) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023trk - 2023-10-04
(T+8.5d) Image below (2023-10-04.985) was taken 8.5 days after discovery of 2023trk Position of reported transient (very faint) is shown by white cross-hairs Measured Magnitude +17.75 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-04 23:48 UT (#1154087-91) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023trk - 2023-10-05
(T+9.5d) Image below (2023-10-05.928) was taken 9.5 days after discovery of 2023trk Position of reported transient (very faint) is shown by white cross-hairs Measured Magnitude +18.23 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-05 22:26 UT (#1155005-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023trk - 2023-10-11
(T+15.5d) Image below (2023-10-11.917) was taken 15.5 days after discovery of 2023trk Position of reported transient (very faint) is shown by white cross-hairs Measured Magnitude ? |
Annotated CCD Image (100% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-11 22:10 UT (#1156052-56) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023trk - 2023-10-17
(T+20.7d) Image below (2023-10-17.173) was taken 20.7 days after discovery of 2023trk Position of reported transient (very faint) is shown by white cross-hairs Measured Magnitude ? |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-17 04:17 UT (#1157018-22) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023trk - 2023-10-22
(T+26.5d) Image below (2023-10-22.993) was taken 26.5 days after discovery of 2023trk Position of reported transient (very faint) is shown by white cross-hairs Measured Magnitude ? |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-22 23:58 UT (#1158154-58) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023trk - 2023-11-05
(T+40.4d) Image below (2023-11-05.849) was taken 40.4 days after discovery of 2023trk Position of reported transient (not visible) is shown by white cross-hairs Non-Detection, Limiting Mag +18.2 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-05 20:31 UT (#1160028-32) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023ttu in M31 (Andromeda) AT 2023ttu (Type: unk) discovered 2023-09-29.359 UT by Yuqing Ren, Jingyuan Zhao Discovery Mag 16.4 (L_ filter) ( TNS 2023ttu ) |
AT 2023ttu in M31 Cam2 Reference Image, Position of AT 2023ttu is shown by blue circle Limits of M31 Spiral Galaxy lie beyond image FOV |
Annotated CMOS Image (16% size) (10s exposure, 1x1 binning) 2022-10-30 00:21 UT TS 80mm APO, ZWO ASI178MC |
AT 2023ttu in M31 - 2023-09-30 (T+0.7d) Image below (2023-09-30.015) was taken 0.7 days after discovery of 2023ttu Position of reported transient (not visible) is shown by white cross-hairs A faint object lies just west and south of the reported transient coords. Is this object the transient 2023ttu ? |
Annotated CCD Image (125% size, square root scale, unsharp masked (um4), gamma correction, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-30 00:31 UT (#1151034-38) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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Nova M31 2023-10a? (Andromeda) Nova M31 2023-10a? (Type: unk) discovered 2023-10-01.757 UT by Gianluca Masi Alias: PNV J00402967+4051414 Located 1522".9 west and 1467".1 south of the center of M31 Discovery Mag 17.9 The new source is not visible on Panstarrs DR1 and not visible of SDSS9, as available via Aladin. This new source is not visible on images taken on 2023-09-24 with the same setup. ( Rochester, Extragalactic Novae - 2023 ) |
Nova M31 AT 2023trk Cam2 Reference Image, Position of Nova M31 2023-10a? (not visible in this exposure) is shown by blue circle Limits of M31 Spiral Galaxy is shown by white ellipse Image also captures the elliptical galaxy M32 (NCC 221) on left hand side |
Annotated CMOS Image (16% size) (10s exposure, 1x1 binning) 2022-10-03 20:39 UT (21:39 LT) TS 80mm APO, ZWO ASI178MC |
Nova M31 2023-10a? - 2023-10-03 (T+2.1d) Image below (2023-10-03.863) was taken 2.1 days after discovery of Nova M31 2023-10a? Position of reported nova (faint but distinct) is shown by white cross-hairs Measured Magnitude +17.64 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-03 20:51 UT (#1153013-17) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 2023-10a? - 2023-10-04 (T+3.1d) Image below (2023-10-04.890) was taken 3.1 days after discovery of Nova M31 2023-10a? Position of reported nova (faint, fading) is shown by white cross-hairs Measured Magnitude +18.09 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-04 21:30 UT (#1154030-34) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 2023-10a? - 2023-10-11 (T+10.1d) Image below (2023-10-11.842) was taken 10.1 days after discovery of Nova M31 2023-10a? Position of reported nova (faint, fading) is shown by white cross-hairs Measured Magnitude +18.20 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-11 20:20 UT (#1156010-14) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 2023-10a? - 2023-10-22 (T+21.1d) Image below (2023-10-22.855) was taken 21.1 days after discovery of Nova M31 2023-10a? Position of reported nova (faint, fading) is shown by white cross-hairs Measured Magnitude +18.27 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-22 20:38 UT (#1158078-82) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 2023-10a? - 2023-11-06 (T+36.1d) Image below (2023-11-06.892) was taken 36.1 days after discovery of Nova M31 2023-10a? Position of reported nova (very faint) is shown by white cross-hairs Estimated Magnitude +18.1 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 21:34 UT (#1161015-19) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 2023-10a? - 2023-11-07 (T+37.2d) Image below (2023-11-07.984) was taken 37.2 days after discovery of Nova M31 2023-10a? Position of reported nova (very faint) is shown by white cross-hairs Measured Magnitude ? (too faint) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-07 23:46 UT (#1162105-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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Nova AT 2023ufj in M31 (Andromeda) AT 2023ufj (Type: EGN) discovered 2023-10-06.431 UT by ATLAS Alias: ATLAS23tru, ZTF23abigaao, AT2023uyl Discovery Mag 18.18 (orange-ATLAS filter) Object's classification report notes prominent P Cygni profiles of H alpha, H beta, and O I 7774 ( TNS 2023ufj ) |
Nova M31 AT 2023trk Cam2 Reference Image, Position of AT 2023trk (not visible in this exposure) is shown by blue circle Limits of M31 Spiral Galaxy is shown by white ellipse |
Annotated CMOS Image (16% size) (10s exposure, 1x1 binning) 2023-10-22 18:24 UT TS 80mm APO, ZWO ASI178MC |
Nova M31 AT 2023ufj in M31 (T+16.3d) Position of reported nova (faint) is shown by white circle |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-22 18:36 UT (#1158005-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023ufj - 2023-10-22
(T+16.3d) Image below (2023-10-22.769) was taken 16.3 days after discovery of 2023ufj Position of reported transient (very faint) is shown by white cross-hairs Measured Magnitude +17.73 |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-22 18:36 UT (#1158005-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023ufj - 2023-11-06
(T+31.5d) Image below (2023-11-06.935) was taken 31.5 days after discovery of 2023ufj Position of reported transient (faded & no longer visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +18.7 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 22:35 UT (#1161035-39) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023ufj - 2023-11-07
(T+32.4d) Image below (2023-11-07.865) was taken 32.4 days after discovery of 2023ufj Position of reported transient (faded & no longer visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-07 20:54 UT (#1162015-19) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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M31 with Nova M31 AT 2023uiq (Andromeda) AT 2023uiq (Type: EGN) discovered 2023-10-07.766 UT by MASTER Alias: XM115MZ, MASTER OT J004148.67+413121.6, PNV J00414869+4131212, ZTF23abiwrwo, ATLAS23twx Discovery Magnitude 16.55 (orange-ATLAS Filter) ( TNS 2023pbf ) |
Nova M31 AT 2023uiq - 2024-10-03 (T+361.3d) Image below (2024-10-03.027) was taken 361.3 days after discovery of 2023uiq Position of reported SN (not visible) is indicated by white cross-hairs. Non-Detection Limiting Magnitude +18.5 (Clear Filter) |
Annotated CCD Image (125% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-03 00:42 UT (#1250130-31) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023uiq (in M31) on Transients 2023 Page >> |
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Nova M31 AT 2023uri in M31 (Andromeda) AT 2023uri (Type: EGN) discovered 2023-10-11.592 UT by XOSS Alias: PSP23K, PNV J00430061+4119400, M31N 2023-10d Discovery Mag 17.57 (Clear filter) Object's classification report notes "It shows strong Hα, Hβ emission lines" ( TNS 2023uri ) |
Nova M31 AT 2023uri in M31 Cam2 Reference Image, Position of AT 2023trk (not visible in this exposure) is shown by blue circle Limits of M31 Spiral Galaxy is shown by white ellipse |
Annotated CMOS Image (16% size) (10s exposure, 1x1 binning) 2023-10-22 18:45 UT TS 80mm APO, ZWO ASI178MC |
Nova M31 AT 2023uri (T+11.2d) Position of reported nova (faint) is shown by white circle |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-22 18:58 UT (#1158012-16) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023uri - 2023-10-22
(T+11.2d) Image below (2023-10-22.784) was taken 11.2 days after discovery of 2023uri Position of reported transient (very faint) is shown by white cross-hairs Estimated Magnitude +16.8 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-22 18:58 UT (#1158012-16) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023uri - 2023-11-06
(T+26.3d) Image below (2023-11-06.918) was taken 26.3 days after discovery of 2023uri Position of reported transient (faded & no longer visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +17.0 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 22:11 UT (#1161028-32) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023uri - 2023-11-08
(T+27.4d) Image below (2023-11-08.000) was taken 27.4 days after discovery of 2023uri Position of reported transient (likely faded & no longer visible) is shown by white cross-hairs Measured Magnitude ? |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 00:09 UT (#1162112-16) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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Nova M31 AT 2023veq (Andromeda) AT 2023veq (Type: EGN) discovered 2023-10-16.987 UT by Robert Fidrich Alias: Vend55, PNV J00433237+4138211, MASTER OT J004332.34+413821.4 Discovery Mag 18.6 (Clear Filter) ( TNS 2023veq ) |
Nova M31 AT 2023veq Cam2 Reference Image, Position of AT 2023veq (not visible in this exposure) is shown by blue circle Limits of M31 Spiral Galaxy is shown by white ellipse |
Annotated CMOS Image (16% size) (10s exposure, 1x1 binning) 2023-11-01 00:14 LT TS 80mm APO, ZWO ASI178MC |
Nova M31 AT 2023veq - 2023-11-01 (T+15.0d) Image below (2023-11-01.014) was taken 15.0 days after discovery of 2023veq Position of reported transient (faint) is shown by white cross-hairs Measured Magnitude ? (Unable to isolate in SExtractor) |
Annotated CCD Image (100% size, square root scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-11-01 00:20 UT (#1159015) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023veq - 2023-12-02 (T+46.9d) Image below (2023-12-02.922) was taken 46.9 days after discovery of 2023veq Position of reported transient (no longer visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 22:16 UT (#1171117-21) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023veq - 2024-09-12 (T+331.1d) Image below (2024-09-12.075) was taken 331.1 days after discovery of 2023veq Position of reported transient (no longer visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-12 01:53 UT (#1241068-70) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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M31 with Nova AT 2023yij (Andromeda) AT 2023yij (Type: EGN) discovered 2023-11-23.799 UT by Castellani Flavio Alias: OMB-PNV21, PNV J00424587+4121379, Gaia23dnb Discovery Mag 19.1 (Clear Filter) Gaia, 2023-12-04 00:05 18.12 (T+10.2d) Gaia, 2023-12-18 06:09 19.31 (T+24.5d) ( TNS 2023yij | Gaia23dnb) |
M31 - Spiral Galaxy with Nova AT 2023yij (T+12.0d) Cam2 Reference Image, Position of AT 2023yij (not visible in this exposure) is shown by blue circle Limits of M31 Spiral Galaxy is shown by white ellipse |
Annotated CMOS Image (16% size) (10s exposure, 1x1 binning) 2023-12-05 19.29 UT TS 80mm APO, ZWO ASI178MC |
Nova AT 2023ufj (T+12.0d) Position of reported nova (barely visible) is shown by white circle |
Annotated CCD Image (100% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-05 19:40 UT (#1172018-21) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023yij - 2023-12-05
(T+12.0d) Image below (2023-12-05.815) was taken 12.0 days after discovery of 2023yij Position of reported transient (barely visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-05 19:40 UT (#1172018-21) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023yij - 2023-12-16
(T+22.9d) Image below (2023-12-16.728) was taken 22.9 days after discovery of 2023yij Position of reported transient (not visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-16 17:36 UT (#1173005-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Annotated CCD Image (100% size, linear scale, cropped) Image details as above |
Nova M31 AT 2023yij - 2023-12-17
(T+24.1d) Image below (2023-12-17.938) was taken 24.1 days after discovery of 2023yij Position of reported transient (not visible) is shown by white cross-hairs Non Detection, limiting magnitude +17.2 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-17 22:35 UT (#1174012-14) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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M31 with Nova M31 AT 2023yoa (Andromeda) AT 2023yoa (Type: EGN) discovered 2023-11-27.831 UT by XOSS Alias: PSP23N, PNV J00430932+4115416, Nova M31 2023-11f Discovery Mag 16.2 (Clear filter) ( TNS 2023yoa ) |
Nova M31 AT 2023yoa Cam2 Reference Image, Position of AT 2023yoa (not visible in this exposure) is shown by blue circle Limits of M31 Spiral Galaxy is shown by pale blue/white ellipse |
Annotated CMOS Image (16% size) (10s exposure, 1x1 binning) 2023-11-30 19:53 UT TS 80mm APO, ZWO ASI178MC |
Nova M31 AT 2023yoa (T+3.0d) Image below (2023-09-29.174) was taken 2.7 days after discovery of 2023trk Position of reported EGN transient (very faint) is shown by white circle |
Annotated CCD Image (50% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-30 20:04 UT (#1169041-45) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023yoa - 2023-11-30
(T+3.0d) Image below (2023-11-30.831) was taken 3.0 days after discovery of 2023yoa Position of reported transient (very faint) is shown by white cross-hairs Estimated Magnitude +16.5* (Clear Filter) * uncertain estimate |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-30 20:04 UT (#1169041-45) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023yoa - 2024-09-13
(T+290.3d) Image below (2024-09-13.082) was taken 290.3 days after discovery of 2023yoa Position of reported transient (not visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +17.5 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-13 02:07 UT (#1242132-36) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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M31 with Nova AT 2023yqt (Andromeda) AT 2023yqt (Type: EGN) discovered 2023-12-03.515 UT by XOSS Alias: PSP23Q, PNV J00422755+4111086, Gaia23dmh Discovery Mag 16.22 (Clear Filter) Gaia, 2023-12-04 00:05 16.42 (T+0.5d) Gaia, 2023-12-18 01:55 19.66 (T+14.6d) ( TNS 2023yqt | Gaia23dmh) |
M31 - Spiral Galaxy with Nova AT 2023yqt (T+2.5d) Cam2 Reference Image, Position of AT 2023yij (not visible in this exposure) is shown by blue circle Limits of M31 Spiral Galaxy is shown by white ellipse (corners only) |
Annotated CMOS Image (16% size) (10s exposure, 1x1 binning) 2023-12-05 19.29 UT TS 80mm APO, ZWO ASI178MC |
Nova AT 2023yqt (T+2.5d) Position of reported nova (faint) is shown by white circle |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-05 23:54 UT (#1172103-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023yqt - 2023-12-05
(T+2.5d) Image below (2023-12-05.990) was taken 2.5 days after discovery of 2023yqt Position of reported transient (faint) is shown by white cross-hairs Measured Magnitude +16.72 (Clear Filter) |
Annotated CCD Image (100% size, liner scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-05 23:54 UT (#1172103-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M31 AT 2023yqt - 2023-12-16
(T+13.2d) Image below (2023-12-16.755) was taken 13.2 days after discovery of 2023yqt Position of reported transient (faded & no longer visible) is shown by white cross-hairs Non-Detection, limiting magnitude +17.5 (Clear Filter) |
Annotated CCD Image (100% size, liner scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-16 18:12 UT (#1173021-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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M33 with Nova M33 AT 2023bne (Triangulum) |
M33 with Nova M33 AT 2023bne Image taking with secondary scope showing position of reported EGN (blue circle) relative to M33 Galaxy centre (labelled) and outline of M33 (white ellipse) |
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CMOS Image (16% size) 10s exposure (stacked), 1x1 binning 2023-02-21 21:05 UT (#Cam2_Ref) TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M33 AT 2023bne (T+2.2d) Position of reported transient (very faint) is shown by white cross-hairs |
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Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-12 23:03 UT (#1097108-12) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M33 AT 2023bne - 2023-02-12 (T+2.2d) Image below (2023-02-12.955) was taken 2.2 days after discovery of 2023bne Position of reported transient (very faint) is shown by white cross-hairs |
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Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-12 23:03 UT (#1097108-12) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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Annotated Negative CCD Image (125% size, square root scale, cropped) Image details as above |
Nova M33 AT 2023bne - 2023-02-21 (T+11.1d) Image below (2023-02-21.881) was taken 11.1 days after discovery of 2023bne Position of reported transient (very faint) is shown by white cross-hairs |
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Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-21 21:17 UT (#1100044-48) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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Annotated Negative CCD Image (125% size, square root scale, cropped) Image details as above |
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M33 with AT 2023nou (Triangulum) |
M33 with AT 2023nou Cam2 Reference Image, Position of AT 2023nou is shown by blue circle Limits of M33 Spiral Galaxy is shown by white ellipse |
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Annotated CMOS Image (16% size) (10s exposure, 1x1 binning) 2023-07-31 01:50 UT (02:50 LT) TS 80mm APO, ZWO ASI178MC |
M33 with AT 2023nou - 2023-07-31 (T+10.6d) Image below (2023-07-31.078) was taken 10.6 days after discovery of 2023nou Position of reported transient (faint) is shown by white circle |
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Annotated CCD Image (50% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-07-31 02:00 UT (#1124120-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with AT 2023nou - 2023-07-31 (T+10.6d) Image below (2023-07-31.078) was taken 10.6 days after discovery of 2023nou Position of reported transient (faint) is shown by white cross-hairs Measured Magnitude +16.98 |
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Annotated CCD Image (125% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-07-31 02:00 UT (#1124120-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with AT 2023nou - 2023-08-09 (T+19.7d) Image below (2023-08-09.100) was taken 19.7 days after discovery of 2023nou Position of reported transient (faint) is shown by white cross-hairs Poor quality image (passing cloud/poor sky transparency, single frame) |
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Annotated CCD Image (125% size, square root scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-08-09 02:24 UT (#1127121) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with AT 2023nou - 2023-08-20 (T+30.6d) Image below (2023-08-20.085) was taken 30.6 days after discovery of 2023nou Position of reported transient (faint but distinct) is shown by white cross-hairs Measured Magnitude +16.89 |
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Annotated CCD Image (125% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-08-20 02:07 UT (#1131154-56) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with AT 2023nou - 2023-08-21 (T+31.6d) Image below (2023-08-21.024) was taken 31.6 days after discovery of 2023nou Position of reported transient (faint but distinct) is shown by whiIe cross-hairs Measured Magnitude +16.62 |
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Annotated CCD Image (125% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-08-21 00:48 UT (#1132108-12) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with AT 2023nou - 2023-08-22 (T+32.6d) Image below (2023-08-22.035) was taken 32.6 days after discovery of 2023nou Position of reported transient (faint) is shown by white cross-hairs Measured Magnitude +16.82 |
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Annotated CCD Image (125% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-08-22 00:56 UT (#1133050-52) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with AT 2023nou - 2023-08-31 (T+41.6d) Image below (2023-08-31.044) was taken 41.6 days after discovery of 2023nou Position of reported transient (faint & fading) is shown by white cross-hairs Measured Magnitude +17.05 |
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Annotated CCD Image (125% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-08-31 01:10 UT (#1135117-20) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with AT 2023nou - 2023-09-04 (T+45.7d) Image below (2023-09-04.097) was taken 45.7 days after discovery of 2023nou Position of reported transient (faint & stable?) is shown by white cross-hairs Measured Magnitude +17.03 |
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Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-04 02:27 UT (#1138170-74) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with AT 2023nou - 2023-09-07 (T+48.7d) Image below (2023-09-07.126) was taken 48.7 days after discovery of 2023nou Position of reported transient (faint & fading) is shown by white cross-hairs Measured Magnitude +16.84 |
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Annotated CCD Image (125% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-07 03:07 UT (#1140140-42) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with AT 2023nou - 2023-09-18 (T+60.5d) Image below (2023-09-18.926) was taken 60.5 days after discovery of 2023nou Position of reported transient (faint & slightly brightening?) is shown by white cross-hairs Measured Magnitude +16.90 |
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Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-18 22:23 UT (#1146056-60) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with AT 2023nou - 2023-10-03 (T+75.4d) Image below (2023-10-03.878) was taken 75.4 days after discovery of 2023nou Position of reported transient (very faint & fading) is shown by white cross-hairs Measured Magnitude ? |
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Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-03 21:13 UT (#1153020-24) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with AT 2023nou - 2023-10-05 (T+76.6d) Image below (2023-10-05.024) was taken 76.6 days after discovery of 2023nou Position of reported transient (very faint & fading) is shown by white cross-hairs Measured Magnitude +16.83 (Clear Filter) |
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Annotated CCD Image (125% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-05 00:42 UT (#1154117-20) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with AT 2023nou - 2023-10-05 (T+77.5d) Image below (2023-10-05.944) was taken 77.5 days after discovery of 2023nou Position of reported transient (very faint & fading) is shown by whiIte cross-hairs Measured Magnitude +17.07 (Clear Filter) |
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Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-05 22:49 UT (#1155011-15) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with AT 2023nou - 2023-10-11 (T+83.5d) Image below (2023-10-11.933) was taken 83.5 days after discovery of 2023nou Position of reported transient (very faint & fading) is shown by white cross-hairs Measured Magnitude +16.96 (Clear Filter) |
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Annotated CCD Image (125% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-11 22:32 UT (#1156059-63) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with AT 2023nou - 2023-10-22 (T+94.4d) Image below (2023-10-22.869) was taken 94.4 days after discovery of 2023nou Position of reported transient (very faint & fading slowly) is shown by white cross-hairs Measured Magnitude +16.97 (Clear Filter) |
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Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-22 21:01 UT (#1158084-88) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with AT 2023nou - 2023-11-07 (T+110.5d) Image below (2023-11-07.949) was taken 110.5 days after discovery of 2023nou Position of reported transient (very faint) is shown by white cross-hairs Measured Magnitude +16.95 (Clear Filter) |
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Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-07 22:56 UT (#1162080-84) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with AT 2023nou - 2023-12-01 (T+134.4d) Image below (2023-12-01.821) was taken 134.4 days after discovery of 2023nou Position of reported transient (very faint) is shown by white cross-hairs Measured Magnitude +17.07 (Clear Filter) |
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Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-01 19:50 UT (#1170060-64) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with AT 2023nou - 2024-01-06 (T+170.4d) Image below (2024-01-06.851) was taken 170.4 days after discovery of 2023nou Position of reported transient (very faint) is shown by white cross-hairs Measured Magnitude +16.91 (Clear Filter) |
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Annotated CCD Image (125% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-06 20:34 UT (#1179079-83) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with AT 2023nou - 2024-09-01 (T+408.7d) Image below (2024-09-01.117) was taken 408.7 days after discovery of 2023nou Position of reported transient (very faint, relatively stable) is shown by white cross-hairs Measured Magnitude +16.94 (Clear Filter) |
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Annotated CCD Image (125% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-01 02:55 UT (#1237208-11) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023nou - Reference Image Position of reported transient is shown by mauve cross-hairs Object appears to be a previously known star visible in DSS2 Colour image |
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DSS2 Image captured in Aladin |
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M33 with Nova M33 2023-11a? (Triangulum) Nova M33 2023-11a? (Type: unconf) discovered 2023-11-05.969 UT by unknown Alias: PNV J01342140+3023266 Discovery Mag ? ( Rochester, Extragalactic Novae - 2023 ) |
Nova M33 2023-11a? - 2023-11-08 (T+2.9d) Image below (2023-11-08.848) was taken 2.9 days after discovery of Nova M33 2023-11a? Position of reported transient (very faint) is shown by white cross-hairs |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 20:30 UT (#1163050-54) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M33 2023-11a? - 2023-11-09 (T+4.0d) Image below (2023-11-09.941) was taken 4.0 days after discovery of Nova M33 2023-11a? Position of reported transient (not visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 22:38 UT (#1164103-04) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M33 2023-11a? - 2023-11-12 (T+6.1d) Image below (2023-11-12.077) was taken 6.1 days after discovery of Nova M33 2023-11a? Position of reported transient (not visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-12 02:00 UT (#1165166-70) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M33 2023-11a? - 2023-11-15 (T+9.9d) Image below (2023-11-15.910) was taken 9.9 days after discovery of Nova M33 2023-11a? Position of reported transient (not visible) is shown by white cross-hairs Non-Detection Limiting Magnitude +19.0 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-15 21:59 UT (#1167169-73) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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M33 with Nova M33 AT 2023ypg
(Triangulum) AT 2023ypg (Type: EGN) discovered 2023-11-29.609 UT by XOSS Alias: PSP23O, PNV J01325400+3021387, Gaia23dnw Discovery Magnitude 18.2 (Clear filter) Confirmed Nova Gaia, 2023-12-06 23:55, Mag +18.59 Gaia, 2023-12-07 07:42 , Mag +18.71 Gaia, 2023-12-12 05:59 , Mag +18.42 Gaia, 2024-01-20 18:52, Mag +19.50 ( TNS 2023ypg | Gaia23dnw ) |
M33 with Nova AT 2023ypg Image taking with secondary scope showing position of reported EGN (blue circle) relative to M33 Galaxy centre (labelled) and outline of M33 (white ellipse) |
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CMOS Image (16% size) 10s exposure (stacked), 1x1 binning 2023-12-19 19:21 UT (#Cam2_Ref) TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with Nova AT 2023ypg (T+20.2d) |
Annotated CCD Image (50% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-19 19:33 UT (#1176021-24) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M33 AT 2023ypg - 2023-11-30 (T+1.4d) Image below (2023-11-30.962) was taken 1.4 days after discovery of 2023ypg Position of reported Transient (very faint) is indicated by white cross-hairs. Poor quality image (light ghosts from preceeding target (Jupiter) Measured Magnitude + 17.97* (Clear Filter) * somewhat uncertain |
Annotated CCD Image (100% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-30 23:09 UT (#1169153-54) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
M33 with Nova AT 2023ypg - 2023-12-19 (T+20.2d) Image below (2023-12-19.809) was taken 20.2 days after discovery of 2023ypg Position of reported Transient (faint) is indicated by white cross-hairs. Measured Magnitude +18.57 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-19 19:33 UT (#1176021-24) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Nova M33 AT 2023ypg - 2024-08-11 (T+255.5d) Image below (2024-08-11.071) was taken 255.5 days after discovery of 2023ypg Position of earlier transient (faded & no longer visible) is indicated by white cross-hairs. |
Annotated CCD Image (100% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-08-11 01:46 UT (#1226112-13) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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IC 1501 with AT 2023by (Pisces) AT 2023by (Type: unk) discovered 2023-01-07.158 UT by ZTF Alias: ZTF23aaaakig Discovery magnitude 18.28 (r-ZTF Filter) ( Previous Non-Detection, Limiting Mag 19.2 ) ( TNS 2023by ) |
IC 1501 - Spiral Galaxy IC 1501 (catalog mag +14.5) |
Annotated CCD Image (50% size, square root scale) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-12 18:43 UT (#1181039-43) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
IC 1501 with AT 2023by - 2024-01-12 (T+370.6d) Image below (2024-01-12.775) was taken 370.6 days after discovery of 2023by Position of earlier SN (faded & no longer visible) is shown by white cross-hairs Non Detection, Limiting Magnitude +19.2 (Clear Filter) |
Annotated CCD Image (150% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-12 18:43 UT (#1181039-43) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023by (in IC 1501) on Transients 2023 Page >> |
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IC 1525 with AT 2023aov (Andromeda) AT 2023aov (Type: unk) discovered 2023-01-25.125 UT by ZTF Alias: ZTF23aaaznjk Discovery Mag 18.14 (r-ZTF Filter) ( TNS 2023aov ) |
IC 1525 - Spiral Galaxy with AT 2023aov (T+19.8d) with adjacent galaxies PGC 73195 (catalog mag +15.1) & PGC 215023 (catalog mag +16.1) |
Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-01-28 20:08 UT (#1093063-67) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
IC 1525 - Earlier Image (2011) |
CCD Image (200% size, cropped, linear scale)
7 x 90 sec exposure (average combine), 3x3 binning, C Filter 2011-01-29 19:28 h UT (#451035-41) 12" LX200R (at f/9.7) + ST-10XME |
IC 1525 with AT 2023aov - 2023-01-26 (T+1.9d) Image below (2023-01-26.982) was taken 1.9 days after discovery of 2023aov Position of reported transient (not visible) is shown by white cross-hairs Poor quality image (poor transparency due to condensation inside LX200) |
Annotated CCD Image (150% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-01-26 23:39 UT (#1091036-38) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
IC 1525 with AT 2023aov - 2023-01-28 (T+3.7d) Image below (2023-01-28.833) was taken 3.7 days after discovery of 2023aov Position of reported transient (very faint / not visible) is shown by white cross-hairs Poor quality image (poor transparency due to condensation inside LX200) |
Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-01-28 20:08 UT (#1093063-67) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
IC 1525 with AT 2023aov - 2023-02-13 (T+19.8d) Image below (2023-02-13.971) was taken 19.8 days after discovery of 2023aov Position of reported transient (very faint) is shown by white cross-hairs |
Annotated CCD Image (150% size, square root scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-01-28 18:47 UT (#1093012-15) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
IC 1525 with AT 2023aov - 2023-02-19 (T+25.1d) Image below (2023-02-19.226) was taken 25.1 days after discovery of 2023aov Position of reported transient (not visible) is shown by white cross-hairs |
Annotated CCD Image (150% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-19 05:31 UT (#1099084-86) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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NGC 5433 with AT 2023apy (Canes Venatici) AT 2023apy (Type: unk) discovered 2023-01-12.510 UT by ZTF Alias: ZTF19acaabsr Discovery magnitude 17.27 (r-ZTF Filter) ( TNS 2023apy) |
NGC 5433 - Spiral Galaxy Other galaxies in FOV : PGC 50000 (catalog mag +15.6), PGC 49961 (catalog mag +15.8), PGC 1997415 (catalog mag +17.0) |
Annotated CCD Image (50% size, square root scale) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-13 05:13 UT (#1184179-80) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 5433 with AT 2023apy - 2024-02-13 (T+396.7d) Image below (2024-02-13.215) was taken 396.7 days after discovery of 2023apy Position of reported transient (falikely faded, not separableis shown by white cross-hairsrs Measured Magnitude, nucleus 14.31 (Clear Filter) |
Annotated CCD Image (150% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-13 05:13 UT (#1184179-80) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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NGC 4666 with AT 2023axn (Virgo) AT 2023axn (Type: unk) discovered 2023-01-27.396 UT by ZTF Alias: ZTF23aabknao Discovery Mag 18.33 (g-ZTF Filter) ( Rochester Supernova site | TNS 2023axn ) |
NGC 4666 - Spiral Galaxy with adjacent galaxies NGC 4668 (catalog mag +13.6), PGC 1143502 (catalog +16.3) |
Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-14 03:47 UT (#1098188-92) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 4666 - Spiral Galaxy, Detail |
Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-14 03:47 UT (#1098188-92) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 4666 with AT 2023axn - 2023-02-13 (T+16.8d) Image below (2023-02-13.233) was taken 16.8 days after discovery of 2023axn Position of reported transient (not separately distinguishable) is shown by white cross-hairs Measured magnitude +13.00 (nucleus + transient) |
Annotated CCD Image (125% size, log scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-13 05:44 UT (#1097273-77) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 4666 with AT 2023axn - 2023-02-14 (T+17.8d) Image below (2023-02-14.151) was taken 17.8 days after discovery of 2023axn Position of reported transient (not separately distinguishable) is shown by white cross-hairs Measured magnitude +12.82 (nucleus + transient) |
Annotated CCD Image (125% size, log scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-02-14 03:47 UT (#1098188-92) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023cik (Cetus) Alias: In SDSS J025057.46+002209.8 AT 2023cik (Type: unk) discovered 2023-02-16.133 UT by ZTF Alias: ZTF22abzhelv, Gaia23awh Discovery Mag 17.43 (g-ZTF Filter) vs Prior Non-Detection 18.88 limiting mag Gaia : Alerting Magnitude 16.69 vs Historic Magnitude 17.55 +/- 0.04 SD Brightening near the centre of galaxy WISEA J025057.46+002209.7 Gaia: 2023-01-05 23:12 17.56 (normal) Gaia: 2023-02-01 15:09 17.62 (normal) Gaia: 2023-02-25 08:58 16.69 (transient) Gaia: 2023-07-18 12:09 17.51 (normal) ( TNS 2023cik | Gaia23awh ) |
AT 2023cik - 2024-01-13 (T+331.7d) Image below (2024-01-13.871) was taken 331.7 days after discovery of 2023cik Position of earlier transient (likely faded & no longer visble) is shown by white cross-hairs Non Detection, limiting magnitude +18.5 (Clear Filter) SDSS Host Galaxy (alias PGC 1164187, catalog mag + 17.4) PGC 1164122 (catalog mag +16.9) |
Annotated CCD Image (100% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-13 20:57 UT (#1182014-15) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023cik (in SDSS Galaxy) on Transients 2023 Page >> |
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CGCG 217-021 with AT 2023clc (Canes Venatici) AT 2023clc (Type: MP) discovered 2023-02-22.276 UT by ATLAS Alias: ATLAS23cmd Discovery Magnitude 15.25 (G-Gaia Filter) vs Historic Magnitude 15.03 +/- 0.02 SD Gaia source fades by 0.2 mag TNS discovery report on TNS says Prior Non-Detection Limiting Mag 21.5 (2024-01-25 17:32) but Gaia data for the same date gives mag 15.26) ( TNS 2024dsj ) |
CGCG 217-021 / PGC 46002 - Spiral Galaxy Alias : LEDA 46002 |
Annotated CCD Image (50% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-03-28 03:40 UT (#1201095-98) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
CGCG 217-021 with AT 2023clc - 2024-03-28 (T+399.9d) Image below (2024-03-28.148) was taken 399.9 days after discovery of 2023clc Position of earlier transient (likely faded & no longer visible) is shown by white cross-hairs |
Annotated CCD Image (150% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-03-28 03:40 UT (#1201095-98) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
CGCG 217-021 with AT 2023clc - 2024-02-23 (T+365.8d) Image below (2024-02-23.065) was taken 365.8 days after discovery of 2023clc Position of earlier transient (likely faded & no longer visible) is shown by white cross-hairs |
Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-23 01:42 UT (#1189195-99) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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NGC 3799 with AT 2023clx (Leo) |
NGC 3799 - Spiral Galaxy with AT 2023clx (T+20.8d) |
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Annotated CCD Image (50% size, square root scale) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-14 23:34 UT (#1107077-81) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3799 with AT 2023clx - 2023-03-14 (T+20.8d) Image below (2023-03-14.975) was taken 20.8 days after discovery of 2023clx Position of reported transient (not separately distinguishable) is shown by white cross-hairs Measured magnitude +14.00 (nucleus + TDE transient) |
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Annotated CCD Image (150% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-14 23:34 UT (#1107077-81) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3799 with AT 2023clx - 2023-03-27 (T+33.7d) Image below (2023-03-27.892) was taken 33.7 days after discovery of 2023clx Position of reported transient (not separately distinguishable) is shown by white cross-hairs Measured magnitude +13.79 (nucleus + TDE transient) |
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Annotated CCD Image (150% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-27 21:34 UT (#1108051-55) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3799 with AT 2023clx - 2023-04-10 (T+47.7d) Image below (2023-04-10.941) was taken 47.7 days after discovery of 2023clx Position of reported transient (not separately distinguishable) is shown by white cross-hairs Measured magnitude +13.95 (nucleus + TDE transient) |
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Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-04-10 22:44 UT (#1111028-32) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3799 with AT 2023clx - 2023-04-14 (T+51.8d) Image below (2023-04-14.966) was taken 51.8 days after discovery of 2023clx Position of reported transient (not separately distinguishable) is shown by white cross-hairs Measured magnitude +13.84 (nucleus + TDE transient) |
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Annotated CCD Image (150% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-04-14 23:16 UT (#1112052-54) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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NGC 4900 with AT 2023cpp (Virgo) AT 2023cpp (Type: unk) discovered 2023-02-17.383 UT by ZTF Alias: ZTF19adctrvg Discovery Magnitude ? (r-ZTF Filter) ( TNS 2023cpp ) |
NGC 4900 / Herschel I-143 - Spiral Galaxy [ Herschel 400 Objects ] |
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Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-04-13 23:20 UT (#1208012-16) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 4900 with AT 2023cpp - 2024-04-13 (T+421.6d) Image below (2024-04-13.966) was taken 421.6 days after discovery of 2023cpp Position of earlier transient (not separately recognisable, likely faded) is shown by white cross-hairs |
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Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-04-13 23:20 UT (#1208012-16) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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ESO 549-G29 with AT 2023cvj (Eridanus) |
ESO 549-G29 with AT 2023cvj - 2024-10-02 (T+573.1d) Image below (2024-10-02.152) was taken 573.1 days after discovery of 2023cvj Position of earlier transient (not visible) is shown by white cross-hairs |
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Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-02 03:48 UT (#1249300-04) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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NGC 3690 with PSN J11283070+5833456 (Ursa Major) PSN J11283070+5833456 (Type: unk) discovered 2023-03-29.819 UT by XOSS ( Rochester Supernova site ) |
NGC 3690 - Spiral Galaxy Part of ARP 299 & ARP 296 [ ARP Galaxies ] |
Annotated CCD Image (50% size, log scale) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2022-04-18 22:16 UT (#1000029-33) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3690 with PSN J11283070+5833456 - 2023-04-03 (T+4.2d) Image below (2023-04-03.033) was taken 4.2 days after discovery of PSN J11283070+5833456 Position of SN (indistinguishable) is shown by white cross-hairs |
Annotated CCD Image (150% size, log scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-04-03 00:55 UT (#1110124-28) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3690 with PSN J11283070+5833456 - 2023-04-14 (T+16.2d) Image below (2023-04-14.976) was taken 16.2 days after discovery of PSN J11283070+5833456 Position of SN (indistinguishable) is shown by white cross-hairs |
Annotated CCD Image (150% size, log scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-04-14 23:34 UT (#1112057-61) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3690 - Earlier Image (2014) |
CCD Image (Log Scaled, 150% size, cropped) 5 x 90s sec exposure (average combine), 3x3 binning, C Filter 2014-12-04 01:35 h UT (#574426-30) 12" LX200R (at f/10.4) + ST-10XME |
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UGC 4417 with AT 2023ews (Lynx) AT 2023ews (Type: unk) discovered 2023-04-09.178 UT by ALeRCE Alias: ZTF23aaelanp Discovery Magnitude 17.96 (orange-ATLAS Filter) ( TNS 2023ews ) |
UGC 4417 - Galaxy UGC 4417 (alias PGC 23750, catalog mag +15.2) with adjacent galaxies PGC 2510210 (catalog mag +16.6), PGC 2511744 (catalog mag +17.6) & PGC 2512583 (catalog mag +17.9) |
Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-10 02:45 UT (#1164178-82) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
UGC 4417 with AT 2023ews - 2023-11-10 (T+214.9d) Image below (2023-11-10.108) was taken 214.9 days after discovery of 2023ews Position of earlier reported transient (not distinguishable) is shown by white cross-hairs |
Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-10 02:45 UT (#1164178-82) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
UGC 4417 with AT 2023ews - Detail, 2023-11-10 (T+214.9d) Image below (2023-11-10.108) was taken 214.9 days after discovery of 2023ews Position of earlier reported transient (not distinguishable) is shown by white cross-hairs |
Annotated CCD Image (175% size, log scale, cropped) Image details as above |
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NGC 1752 with AT 2023exk (Eridanus) AT 2023exk (Type: unk) discovered 2023-04-10.008 UT by ATLAS Alias: ATLAS23hjo Discovery Magnitude 17.77 (orange-ATLAS filter) ( TNS 2023exk ) |
NGC 1752 - Spiral Galaxy |
Annotated CCD Image (50% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-19 01:59 UT (#1175110-12) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 1752 with AT 2023exk - 2023-12-19 (T+253.1d) Image below (2023-12-19.079) was taken 253.1 days after discovery of 2023exk Position of earlier tranisent (no longer visible) is indicated by white cross-hairs. |
Annotated CCD Image (125% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-19 01:59 UT (#1175110-12) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 1752 with AT 2023exk - 2024-02-22 (T+318.8d) Image below (2024-02-22.851) was taken 318.8 days after discovery of 2023exk Position of earlier tranisent (no longer visible) is indicated by white cross-hairs. |
Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-22 20:34 UT (#1189033-37) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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LEDA 1311625 with AT 2023iez (Virgo) AT 2023iez (Type: unk) discovered 2023-05-13.310 UT by ZTF Alias: ZTF23aajjayv, TCP J13070070+0659214 Discovery Magnitude 16.55 (r-ZTF filter) ( TNS 2023iez ) |
LEDA 1311625 - Galaxy LEDA 1311625 (alias PGC 1311625, catalog mag +17.1) PGC 1312597 (catalog +16.2), PGC 1313190 (catalog mag +17.4), PGC 1312996 (catalog mag +17.7), PGC 1312609 (catalog mag +18.6) |
Annotated CCD Image (50% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-19 04:46 UT (#1175180-84) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
LEDA 1311625 with AT 2023iez - 2023-12-19 (T+219.9d) Image below (2023-12-19.192) was taken 219.9 days after discovery of 2023iez Position of earlier tranisent (no longer visible) is indicated by white cross-hairs. |
Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-19 04:46 UT (#1175180-84) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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NGC 513 with AT 2023jpp (Andromeda) |
NGC 513 with adjacent galaxies NGC 513 (alias PGC 5174, catalog mag +13.4), PGC 5134 (catalog mag +15.6), PGC 212749 (catalog mag +16.9), PGC 212747 (catalog mag ?) |
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Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-07-31 01:41 UT (#1124113-17) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 513 with AT 2023jpp - 2023-07-31 (T+63.6d) Image below (2023-07-31.064) was taken 63.6 days after discovery of 2023jpp Position of reported transient (not visible) is shown by white cross-hairs |
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Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-07-31 01:41 UT (#1124113-17) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 513 with AT 2023jpp - 2023-08-16 (T+80.5d) Image below (2023-08-16.999) was taken 80.5 days after discovery of 2023jpp Position of reported transient (not visible) is shown by white cross-hairs |
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Annotated CCD Image (150% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-08-17 00:06 UT (#1130074-78) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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NGC 5297 with AT 2023mlt (Canes Venatici) AT 2023mlt (Type: unconf) discovered 2023-07-06.821 UT by Mohammad Odeh Discovery Magnitude 11.8 ( I-Cousins Filter) vs Last Non Detection 16.5 limiting mag TNS note "This is not a real object. Please ignore" ( TNS 2023mlt | Gaia23bay) |
NGC 5297 - Spiral Galaxy with adjacent small galaxy NGC 5296 |
Annotated CCD Image (50% size, square root scale) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-08-08 22:16 UT (#1127005-06) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 5297 with AT 2023mlt - 2023-08-08 (T+33.1d) Image below (2023-08-08.926) was taken 33.1 days after discovery of 2023mlt Position of reported transient (not visible ?) is indicated by white cross-hairs. This is adjacent to mag 9.5 star SAO 44745 (GSC 3032:258) TNS Report ofr AT 2023mlt shows "This is not a real object. Please ignore" |
Annotated CCD Image (125% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-08-08 22:16 UT (#1127005-06) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 5297 with AT 2023mlt - 2023-08-13 (T+38.1d) Image below (2023-08-13.938) was taken 38.1 days after discovery of 2023mlt Position of reported transient (not visible ?) is indicated by white cross-hairs. This is adjacent to mag 9.5 star SAO 44745 (GSC 3032:258) TNS Report for AT 2023mlt shows "This is not a real object. Please ignore" |
Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-08-13 22:40 UT (#1128007-11) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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CGCG 420-018 with AT 2023nbs (Orion) AT 2023nbs (Type: unk) discovered 2023-07-13.410 UT by ASAS-SN Alias: ASASSN-23fi Discovery magnitude 16.18 (G-Gaia Filter) ( TNS 2023nbs ) |
CGCG 420-018 - Galaxy CGCG 420-018 (Alias: PGC 16291, catalog mag +14.8) |
Annotated CCD Image (50% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 23:20 UT (#1171148-51) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
CGCG 420-018 with AT 2023nbs - 2023-12-02 (T+142.6d) Image below (2023-12-02.967) was taken 142.6 days after discovery of 2023nbs Position of reported transient (not visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 23:20 UT (#1171148-51) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2023nbs (in CGCG 420-018) on Transients 2023 Page >> |
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NGC 1461 with AT 2023och (Eridanus) AT 2023och (Type: unconf) discovered 2023-07-26.789 UT by Seiichiro Naito Discovery Magnitude 18.21 (g-ZTF Filter) ( TNS 2023och ) |
NGC 1461 - Spiral Galaxy |
Annotated CCD Image (50% size, square root scale) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-13 04:02 UT (#1143200-02) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 1461 with AT 2023och - 2023-09-05 (T+40.4d) Image below (2023-09-05.148) was taken 40.4 days after discovery of 2023och Position of reported transient (not visible) is indicated by white cross-hairs. |
Annotated CCD Image (150% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-05 03:42 UT (#1139213-17) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 1461 with AT 2023och - 2023-09-07 (T+42.4d) Image below (2023-09-07.151) was taken 42.4 days after discovery of 2023och Position of reported transient (not visible) is indicated by white cross-hairs. |
Annotated CCD Image (150% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-07 03:45 UT (#1140165-68) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 1461 with AT 2023och - 2023-09-13 (T+48.4d) Image below (2023-09-13.165) was taken 48.4 days after discovery of 2023och Position of reported transient (not visible) is indicated by white cross-hairs. |
Annotated CCD Image (150% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-13 04:02 UT (#1143200-02) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 1461 with AT 2023och - 2023-09-19 (T+54.3d) Image below (2023-09-19.133) was taken 54.3 days after discovery of 2023och Position of reported transient (not visible) is indicated by white cross-hairs. |
Annotated CCD Image (150% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-19 03:18 UT (#1146154-56) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 1461 with AT 2023och - 2023-09-22 (T+57.3d) Image below (2023-09-22.083) was taken 57.3 days after discovery of 2023och Position of reported transient (not visible) is indicated by white cross-hairs. |
Annotated CCD Image (150% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-22 02:08 UT (#1148121-25) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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NGC 1640 with AT 2023pow (Eridanus) AT 2023pow (Type: unconf) discovered 2023-08-15.786 UT by Masayuki Iwamoto Discovery Mag 15.2 (Clear Filter) ( TNS 2023pow ) |
NGC 1640 - Spiral Galaxy |
Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-02 04:01 UT (#1152072-76) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 1640 with AT 2023pow - 2023-10-02 (T+47.4d) Image below (2023-10-02.161) was taken 47.4 days after discovery of 2023pow Position of reported transient (not visible) is shown by white cross-hairs |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-02 04:01 UT (#1152072-76) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023qoo (Lyra) |
AT 2023qoo - 2023-08-30 (T+11.9d) Image below (2023-08-30.898) was taken 11.9 days after discovery of 2023qoo Position of reported transient (not visible) is shown by whiIte circle Poor quality image (single frame only due to cloud, bright sky background) |
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Annotated CCD Image (100% size, square root scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-08-30 21:33 UT (#1135014) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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Annotated CCD Image (175% size, square root scale, cropped) Image details as above |
AT 2023qoo - 2023-08-31 (T+13.0d) Image below (2023-08-31.938) was taken 13.0 days after discovery of 2023qoo Position of reported transient (not visible) is shown by whiIte cross-hairs |
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Annotated CCD Image (175% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-08-31 22:38 UT (#1136063-66) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023qoo - 2023-09-04 (T+17.0d) Image below (2023-09-04.929) was taken 17.0 days after discovery of 2023qoo Position of reported transient (not visible) is shown by whiIte cross-hairs |
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Annotated CCD Image (175% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-04 22:26 UT (#1139054-58) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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UGC 8927 with AT 2023qzg (Bootes) AT 2023qzg (Type: unk) discovered 2023-08-28.719 UT by ATLAS Alias: ATLAS23rtj, Gaia23cgg Discovery Mag 17.50 (ornage-ATLAS filter) Candidate SN (not confirmed) near galaxy UGC 8927 Gaia: 2023-09-05 02:56 17.67 Gaia: 2023-11-30 03:45 20.32 Gaia: 2023-12-04 09:50 20.32 ( TNS 2023qzg | Gaia23cgg ) |
UGC 8927 - Spiral Galaxy UGC 8927 (alias PGC 49913 , catalog mag +15.6) |
Annotated CCD Image (50% size, square root scale) 180s exposure (single frame), 3x3 binning, Clear Filter 2024-01-13 04:10 UT (#1181133) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
UGC 8927 with AT 2023qzg - 2023-12-02 (T+95.5d) Image below (2023-12-02.269) was taken 95.5 days after discovery of 2023qzg Position of earlier transient (not visible, faded) is shown by white cross-hairs Non Detection, limiting magnitude +18.5 (Clear Filter) (Gaia reports mag +20.32 on 2023-12-02 ) |
Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 06:36 UT (#1170349-53) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
UGC 8927 with AT 2023qzg - 2024-01-13 (T+137.5d) Image below (2024-01-13.174) was taken 137.5 days after discovery of 2023qzg Position of earlier transient (not visible, likely faded) is shown by white cross-hairs Non Detection, limiting magnitude +18.5 (Clear Filter) (Gaia reports mag +20.32 on 2024-01-04 ) Single frame only |
Annotated CCD Image (150% size, square root scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2024-01-13 04:10 UT (#1181133) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023rcj (Virgo) AT 2023rcj (Type: QSO) discovered 2023-08-19.096 UT by Gaia Alias: Gaia23bzg, Discovery Magnitude 16.76 (G-Gaia Filter) vs Historic Magnitude 17.29 +/- 0.14 (SD) Brightening in known QSO ( [VV96] J130119.8-142456 ) ( TNS 2023rcj | Gaia23bzg ) |
Star field with QSO Transient AT 2023rcj (T+147.1d) Galaxies in FOV include NGC 4902 (catalog mag +10.9) & PGC 44854 (catalog mag +15.0) |
Annotated CCD Image (100% size, linear scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2024-01-13 05:19 UT (#1181161) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rcj - 2024-01-13 (T+147.1d) Image below (2024-01-13.222) was taken 147.1 days after discovery of 2023rcj Position of QSO object (faint) is shown by white cross-hairs Measured Magnitude +16.25 (Clear Filter) Poor quality image (developing cloud, single frame) |
Annotated CCD Image (125% size, linear scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2024-01-13 05:19 UT (#1181161) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rcj - 2024-02-23 (T+187.9d) Image below (2024-02-23.038) was taken 187.9 days after discovery of 2023rcj Position of QSO object (faint, stable) is shown by white cross-hairs Measured Magnitude +16.25 (Clear Filter) |
Annotated CCD Image (125% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-23 01:01 UT (#1189182-85) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023rdg (Cetus) Alias: In WISEA J021216.88-022155.7 AT 2023rdg (Type: Blazar) discovered 2023-08-20.495 UT by Gaia Alias: Gaia23cay Alerting Magnitude 16.57 (G-Gaia Filter) vs Historic Magnitude 17.73 +/- 0.40 SD Low State Magnitude 18.1 to 19.1 Brightening in known Blazar [ TNS 2023rdg | Gaia23cay ] |
AT 2023rdg - 2024-10-20 (T+426.5d) Image below (2024-10-20.017) was taken 426.5 days after discovery of 2023rdg Position of earlier transient (distinct) is shown by white cross-hairs Measured Magnitude +17.02 |
Annotated CCD Image (100% size, linear scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-20 00:31 UT (#1257196-99) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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UGC 4992 with AT 2023rpu (Ursa Major) AT 2023rpu (Type: unk) discovered 2023-09-07.510 UT by ALeRCE Alias: ZTF23aaomzth, Gaia23cnt Discovery magnitude 18.01 (r-ZTF filter) vs DSS Archival Image Candidate SN near galaxy UGC 4992 ( TNS 2023rpu | Gaia23cnt ) |
UGC 4992 - Spiral Galaxy UGC 4992 (alias PGC 26625: catalog mag 15.4) with adajcent galaxy PGC 82381 (catalog mag +17.7) |
Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-12 00:33 UT (#1156112-16) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
UGC 4992 with AT 2023rpu - 2023-09-10 (T+2.6d) Image below (2023-09-10.151) was taken 2.6 days after discovery of 2023rpu Position of reported transient (faint) is shown by white cross-hairs Measured magnitude ?15.95 (Clear Filter) |
Annotated CCD Image (150% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-10 03:43 UT (#1142161-63) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
UGC 4992 with AT 2023rpu - 2023-09-26 (T+18.5d) Image below (2023-09-26.002) was taken 18.5 days after discovery of 2023rpu Position of reported transient (faint) is shown by white cross-hairs Measured magnitude ? |
Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-26 00:12 UT (#1149093-97) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
UGC 4992 with AT 2023rpu - 2023-10-05 (T+27.6d) Image below (2023-10-05.086) was taken 27.6 days after discovery of 2023rpu Position of reported transient (faint) is shown by white cross-hairs Measured magnitude ? |
Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-05 02:12 UT (#1154177-81) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
UGC 4992 with AT 2023rpu - 2023-10-12 (T+34.5d) Image below (2023-10-12.017) was taken 34.5 days after discovery of 2023rpu Position of reported transient (faint) is shown by white cross-hairs Measured magnitude +17.01 (Clear Filter) |
Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-12 00:33 UT (#1156112-16) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
UGC 4992 with AT 2023rpu - 2023-10-23 (T+45.6d) Image below (2023-10-23.133) was taken 45.6 days after discovery of 2023rpu Position of reported transient (very faint) is shown by white cross-hairs Measured magnitude ? |
Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-23 03:20 UT (#1158257-61) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023rrr (Andromeda) AT 2023rrr (Type: QSO) discovered 2023-09-02.139 UT by Gaia Alias: Gaia23cfc Discovery Magnitude 16.04 (G-Gaia Filter) vs Historic Mag 18.43 +/- 0.778 SD Brightening in known QSO (QSO J0136+4751) Gaia, 2022-02-24 22:20, mag 18.78 Gaia, 2023-08-08 21:24, mag 17.19 Gaia, 2023-09-02 03:20, mag 16.04 Gaia, 2023-12-08 08:00, mag 17.15 Gaia, 2023-12-16 06:19, mag 17.80 ( TNS 2023rrr | Gaia23cfc ) |
AT 2023rrr - 2023-11-15 (T+74.8d) Image below (2023-11-15.976) was taken 74.8 days after discovery of 2023rrr Position of reported transient (faint but relatively distinct) is shown by white cross-hairs Measured Mag +17.26 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-15 23:33 UT (#1167209-13) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rrr - 2023-12-02 (T+90.9d) Image below (2023-12-02.032) was taken 90.9 days after discovery of 2023rrr Position of reported transient (faint but relatively distinct) is shown by white cross-hairs Measured Mag +17.13 (Clear Filter) Continue to monitor |
Annotated CCD Image (100% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 00:49 UT (#1170205-06) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rrr - 2024-02-16 (T+167.7d) Image below (2024-02-16.845) was taken 167.7 days after discovery of 2023rrr Position of reported transient (very faint & fading) is shown by white cross-hairs Measured Mag +17.85 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-16 20:25 UT (#1186050-54) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rrr - 2024-10-03 (T+397.0d) Image below (2024-10-03.151) was taken 397.0 days after discovery of 2023rrr Position of reported transient (very faint, fading) is shown by white cross-hairs Measured Mag +18.18 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-03 03:45 UT (#1250214-17) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023rrr - 2024-10-19 (T+413.9d) Image below (2024-10-19.998) was taken 413.9 days after discovery of 2023rrr Position of reported transient (very faint, brightening ?) is shown by white cross-hairs Measured Magnitude +17.01 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-20 00:02 UT (#1257189-91) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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CGCG 462-013 with AT 2023see (Aries) AT 2023see (Type: HP) discovered 2023-09-12.699 UT by Shuji Tokuoka Discovery Mag 16.9 (Clear Filter) ( TNS 2023see ) |
CGCG 462-013 - Galaxy CGCG 462-013 (Alias PGC 9313, Catalog Mag +15.7) with adjacent galaxy NGC 924 (PGC 9302, Catalog Mag +13.5) |
Annotated CCD Image (50% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-20 23:27 UT (#1147093-96) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
CGCG 462-013 with AT 2023see - 2023-09-20 (T+8.3d) Image below (2023-09-20.972) was taken 8.3 days after discovery of 2023see Position of reported transient (not visible) is shown by white circle No sign of transient object at reported coordinates. |
Annotated CCD Image (50% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-20 23:27 UT (#1147093-96) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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NGC 1272 with AT 2023seo (Perseus) AT 2023seo (Type: unk) discovered 2023-09-13.440 UT by ATLAS Alias: ATLAS23sjh Discovery Mag +16.65 ( Rochester Supernova site | TNS 2022zxr ) |
NGC 1272 with AT 2023seo - 2023-09-14 (T+1.4d) Image below (2023-09-14.884) was taken 1.4 days after discovery of 2023seo Position of reported transient (not distinguishable) is shown by white cross-hairs Very poor quality image (cloud, poor guiding, single frame) |
Annotated CCD Image (150% size, square root scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-09-14 21:13 UT (#1144050) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 1272 with AT 2023seo - 2023-09-16 (T+3.5d) Image below (2023-09-16.917) was taken 3.5 days after discovery of 2023seo Position of reported transient (not distinguishable) is shown by white cross-hairs |
Annotated CCD Image (150% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-16 22:10 UT (#1145034-38) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Annotated CCD Image (150% size, log scale, cropped) Image details as above |
NGC 1272 with AT 2023seo - 2023-09-25 (T+12.4d) Image below (2023-09-25.856) was taken 12.4 days after discovery of 2023seo Position of reported transient (not distinguishable) is shown by white cross-hairs |
Annotated CCD Image (150% size, log scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-25 20:42 UT (#1149014-18) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 1272 - Earlier Image (Nov 2012) |
CCD Image (square root
scaling, 60% size) 7 x 120s (average combine), 3x3 binning, C filter 2012-11-17 21:35h UT (#526363-69) 12" LX200R (at f/9.7) + ST-10XME |
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NGC 205 with AT 2023sqw (Andromeda) AT 2023sqw (Type: unk) discovered 2023-09-15.249 UT by Chris Spratt Discovery Mag 17.47 (G-Gaia Filter) Transient was discovered by C. E. Spratt on images obtained at the Rothney Astrophysical Observatory (University of Calgary) Baker-Nunn Schmidt + CCD Transient reported by Dave Balam ( TNS 2023sqw ) |
NGC 205 (M110) - Elliptical Galaxy with AT 2023sqw (T+5.7d) Position of reported transient (not visible) is shown by white circle |
Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-20 22:07 UT (#1147056-60) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 205 with AT 2023sqw - 2023-09-17 (T+1.8d) Image below (2023-09-17.042) was taken 1.8 days after discovery of 2023sqw Position of reported transient (not visible) is shown by white circle No sign of transient object at its reported coordinates. Image's Limiting Mag +18.40 (vs Discovery Mag 17.47) Object is deemed as being 'unconfirmed' |
Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-17 01:09 UT (#1145105-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 205 with AT 2023sqw - 2023-09-19 (T+3.8d) Image below (2023-09-19.015) was taken 3.8 days after discovery of 2023sqw Position of reported transient (not visible) is shown by white circle No sign of transient object at reported coordinates. |
Annotated CCD Image (150% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-19 00:24 UT (#1146106-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 205 (M110) with AT 2023sqw - 2023-09-20 (T+5.7d) Image below (2023-09-20.916) was taken 5.7 days after discovery of 2023sqw Position of reported transient (not visible) is shown by white circle No sign of transient object at reported coordinates. |
Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-20 22:07 UT (#1147056-60) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 205 (M110) with AT 2023sqw - 2023-09-22 (T+6.8d) Image below (2023-09-22.027) was taken 6.8 days after discovery of 2023sqw Position of reported transient (not visible) is shown by white circle No sign of transient object at reported coordinates. |
Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-22 00:48 UT (#1148097-101) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 205 with AT 2023sqw - 2023-09-26 (T+10.9d) Image below (2023-09-26.133) was taken 10.9 days after discovery of 2023sqw Position of reported transient (not visible) is shown by white circle No sign of transient object at reported coordinates. |
Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-26 03:20 UT (#1149153-57) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023tdi (Ursa Major) AT 2023tdi (Type: BL) discovered 2023-09-15.424 UT by Gaia Alias: Gaia23ckv, QSO B1028+511 Discovery Mag 16.34 (G-Gaia Filter) vs Historic Mag 14.06 Known BL Lac type object (QSO B1028+511) brightens by 0.5 mag ( TNS 2023tdi | Gaia23ckv ) |
AT 2023tdi (T+14.8d) Alias: Gaia23ckv, QSO B1028+511 |
Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-30 04:28 UT (#1151127-31) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tdi - 2023-09-22 (T+6.7d) Image below (2023-09-22.105) was taken 6.7 days after discovery of 2023tdi Position of reported transient (faint) is shown by white cross-hairs Measured Magnitude +15.51 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-22 02:34 UT (#1148146-47) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tdi - 2023-09-26 (T+10.7d) Image below (2023-09-26.165) was taken 10.7 days after discovery of 2023tdi Position of reported transient (faint) is shown by white cross-hairs Measured Magnitude +15.58 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-26 04:07 UT (#1149168-72) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tdi - 2023-09-30 (T+14.8d) Image below (2023-09-30.181) was taken 14.8 days after discovery of 2023tdi Position of reported transient (faint) is shown by white cross-hairs Measured Magnitude +15.67 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-30 04:28 UT (#1151127-31) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tdi - 2023-10-02 (T+16.7d) Image below (2023-10-02.144) was taken 16.7 days after discovery of 2023tdi Position of reported transient (faint but distinct) is shown by white cross-hairs Measured Magnitude +15.64 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-02 03:37 UT (#1152065-69) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tdi - 2023-10-05 (T+19.7d) Image below (2023-10-05.101) was taken 19.7 days after discovery of 2023tdi Position of reported transient (faint, stable) is shown by white cross-hairs Measured Magnitude +15.63 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-05 02:34 UT (#1154184-88) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tdi - 2023-10-12 (T+26.7d) Image below (2023-10-12.134) was taken 26.7 days after discovery of 2023tdi Position of reported transient (faint, stable) is shown by white cross-hairs Measured Magnitude +15.64 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-12 03:22 UT (#1156191-95) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tdi - 2023-10-23 (T+37.7d) Image below (2023-10-23.148) was taken 37.7 days after discovery of 2023tdi Position of reported transient (faint, stable) is shown by white cross-hairs Measured Magnitude +15.60 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-23 03:41 UT (#1158265-69) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tdi - 2023-11-01 (T+46.6d) Image below (2023-11-01.006) was taken 46.6 days after discovery of 2023tdi Position of reported transient (faint, stable) is shown by white cross-hairs Measured Magnitude +15.61 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-11-01 00:08 UT (#1159011) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tdi - 2023-11-05 (T+51.4d) Image below (2023-11-05.865) was taken 51.4 days after discovery of 2023tdi Position of reported transient (faint, stable) is shown by white cross-hairs Measured Magnitude +15.60 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-05 20:50 UT (#1160035-37) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tdi - 2023-12-20 (T+95.6d) Image below (2023-12-20.065) was taken 95.6 days after discovery of 2023tdi Position of reported transient (faint, stable) is shown by white cross-hairs Measured Magnitude +15.60 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-20 01:43 UT (#1176040-44) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tdi - 2023-12-29 (T+105.4d) Image below (2023-12-29.824) was taken 105.4 days after discovery of 2023tdi Position of reported transient (faint, fading slowly?) is shown by white cross-hairs Measured Magnitude +15.70 (Clear Filter) |
Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-29 19:52 UT (#1178022-24) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023tsk (Bootes) |
AT 2023tsk - 2024-02-26 (T+153.2d) Image below (2024-02-26.034) was taken 153.2 days after discovery of 2023tsk Position of reported transient (faint but distinct) is shown by white cross-hairs Measured Magnitude +15.10 (Clear Filter) |
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Annotated CCD Image (100% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-26 00:56 UT (#1192132-35) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tsk - 2024-03-16 (T+172.3d) Image below (2024-03-16.104) was taken 172.3 days after discovery of 2023tsk Position of reported transient (faint but distinct) is shown by white cross-hairs Measured Magnitude +15.55 (Clear Filter) |
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Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-03-16 02:38 UT (#1198161-65) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tsk - 2024-03-22 (T+178.3d) Image below (2024-03-22.094) was taken 178.3 days after discovery of 2023tsk Position of reported transient (faint but brightening) is shown by white cross-hairs Measured Magnitude +15.03 (Clear Filter) |
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Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-03-22 02:24 UT (#1200043-47) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023tsk - 2024-03-27 (T+184.1d) Image below (2024-03-27.962) was taken 184.1 days after discovery of 2023tsk Position of reported transient (faint, fading again) is shown by white cross-hairs Measured Magnitude +15.35 (Clear Filter) |
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Annotated CCD Image (100% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-03-27 23:12 UT (#1201005-08) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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NGC 3893 with AT 2023uhx (Ursa Major) AT 2023uhx (Type: LRN) discovered 2023-10-07.816 UT by Koichi Itagaki Discovery magnitude 17.2 (Clear filter) vs DSS Archival Image Luminous Red Nova based on its peak luminosity, and narrow Balmer and Fe II emission lines. ( TNS 2023uhx) |
NGC 3893 - Spiral Galaxy, with AT 2023uhx (T+4.2d) NGC 3893 (Alias: Herschel II-738) with adajcent galaxies NGC 3896 (catalog mag +12.4 or +14.1) and PGC 36913 (catalog mag +15.5) [ Herschel 400 Objects ] |
Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-12 00:53 UT (#1156119-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3893 - Spiral Galaxy with AT 2023uhx (T+33.2d) |
Annotated CCD Image (70% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-10 00:50 UT (#1164124-28) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3893 - Detail |
Annotated CCD Image (125% size, square root scale, cropped) Image details as above |
Negative CCD Image (125% size, square root scale, cropped) Image details as above |
NGC 3893 with AT 2023uhx - 2023-10-12 (T+4.2d) Image below (2023-10-12.031) was taken 4.2 days after discovery of 2023uhx Position of reported transient (faint but distinct) is shown by white cross-hairs Measured magnitude +17.01 (Clear Filter) |
Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-12 00:53 UT (#1156119-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3893 with AT 2023uhx - 2023-11-01 (T+24.2d) Image below (2023-11-01.044) was taken 24.2 days after discovery of 2023uhx Position of reported transient (faint but still distinct) is shown by white cross-hairs Measured magnitude ? (unable to extract in SExtractor |
Annotated CCD Image (125% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-01 01:09 UT (#1159036-39) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3893 with AT 2023uhx - 2023-11-09 (T+32.4d) Image below (2023-11-09.178) was taken 32.4 days after discovery of 2023uhx Position of reported transient (faint) is shown by white cross-hairs Measured magnitude +17.35 (Clear Filter) |
Annotated CCD Image (125% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 04:23 UT (#1163247-50) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3893 with AT 2023uhx - 2023-11-10 (T+33.2d) Image below (2023-11-10.029) was taken 33.2 days after discovery of 2023uhx Position of reported transient (faint) is shown by white cross-hairs Measured magnitude +18.00 (Clear Filter) |
Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-10 00:50 UT (#1164124-28) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3893 with AT 2023uhx - 2023-11-12 (T+35.3d) Image below (2023-11-12.152) was taken 35.3 days after discovery of 2023uhx Position of reported transient (faint) is shown by white cross-hairs Measured magnitude +17.96 (Clear Filter) |
Annotated CCD Image (125% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-12 03:48 UT (#1165215-19) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3893 with AT 2023uhx - 2023-11-16 (T+39.2d) Image below (2023-11-16.039) was taken 39.2 days after discovery of 2023uhx Position of reported transient (faint, but brightening) is shown by white cross-hairs Measured magnitude +17.42 (Clear Filter) |
Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-16 01:04 UT (#1167244-48) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3893 with AT 2023uhx - 2023-12-02 (T+55.4d) Image below (2023-12-02.238) was taken 55.4 days after discovery of 2023uhx Position of reported transient (faint, but brightening) is shown by white cross-hairs Measured magnitude +17.30 (Clear Filter) |
Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-02 05:52 UT (#1170335-39) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3893 with AT 2023uhx - 2024-01-08 (T+92.4d) Image below (2024-01-08.227) was taken 92.4 days after discovery of 2023uhx Position of reported transient (faint & fading) is shown by white cross-hairs Measured Magnitude 17.67 (Clear Filter) |
Annotated CCD Image (125% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 05:35 UT (#1180212-15) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3893 with AT 2023uhx - 2024-01-17 (T+101.3d) Image below (2024-01-17.092) was taken 101.3 days after discovery of 2023uhx Position of reported transient (faint) is shown by white cross-hairs Measured Magnitude 17.56 (Clear Filter) |
Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-17 02:21 UT (#1183040-44) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3893 with AT 2023uhx - 2024-02-13 (T+128.2d) Image below (2024-02-13.035) was taken 128.2 days after discovery of 2023uhx Position of reported transient (faint but brightening) is shown by white cross-hairs Measured Magnitude 17.30 (Clear Filter) |
Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-13 00:59 UT (#1184113-17) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3893 with AT 2023uhx - 2024-02-14 (T+129.3d) Image below (2024-02-14.069) was taken 129.3 days after discovery of 2023uhx Position of reported transient (faint) is shown by white cross-hairs Measured Magnitude 17.30 (Clear Filter) |
Annotated CCD Image (125% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-14 01:49 UT (#1185182-86) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3893 with AT 2023uhx - 2024-02-20 (T+136.0d) Image below (2024-02-20.858) was taken 136.0 days after discovery of 2023uhx Position of reported transient (very faint) is shown by white cross-hairs Measured Magnitude 18.48 (Clear Filter) |
Annotated CCD Image (125% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-20 20:42 UT (#1187014-17) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3893 with AT 2023uhx - 2024-02-26 (T+141.2d) Image below (2024-02-26.049) was taken 141.2 days after discovery of 2023uhx Position of reported transient (very faint & barely visible) is shown by white cross-hairs Estimated Magnitude +18.5 (Clear Filter) |
Annotated CCD Image (125% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-26 01:13 UT (#1192138-39) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3893 with AT 2023uhx - 2024-02-28 (T+143.2d) Image below (2024-02-28.016) was taken 143.2 days after discovery of 2023uhx Position of reported transient (very faint & barely visible) is shown by white cross-hairs Estimated Magnitude +18.5 (Clear Filter) |
Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-28 00:32 UT (#1194185-89) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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NGC 7427 with AT 2023uma (Pegasus) AT 2023uma (Type: unk) discovered 2023-10-09.235 UT by ZTF Alias: ZTF23abivuzt Discovery magnitude 18.13 (r-ZTF filter) vs last non-detection limiting mag 20.56 (g-ZTF) ( TNS 2023uma) |
NGC 7427 - Spiral Galaxy |
Annotated CCD Image (50% size, square root scale) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-11 21:37 UT (#1156039-40) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 7427 with AT 2023uma - 2023-10-11 (T+2.7d) Image below (2023-10-11.898) was taken 2.7 days after discovery of 2023uma Position of reported transient (not separately distinguishable) is shown by white cross-hairs Measured magnitude +14.54 (Transient + Nucleus) |
Annotated CCD Image (150% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-10-11 21:37 UT (#1156039-40) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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LEDA 213371 with AT 2023uta (Lynx) 2023uta (Type: SLSN-I) discovered 2023-10-12.360 UT by ASAS-SN Alias: ASASSN-23hb, ATLAS23ttz Discovery magnitude 16.8 (g-Sloan Filter) vs Prior Non-Detection Limiting Magnitude 17.5 ( TNS 2023uta ) |
LEDA 213371 - Galaxy LEDA 213371 / PGC 213371 (catalog mag +16.0) along with adjacent galaxy PGC 20289 (catalog mag +15.4) |
Annotated CCD Image (50% size, square root scale) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-22 00:39 UT (#1188135-38) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
LEDA 213371 with AT 2023uta - 2024-02-22 (T+132.7d) Image below (2024-02-22.022) was taken 132.7 days after discovery of 2023uta Position of reportedsupernova (faded & no longer visible) is shown by white cross-hairs Non-Detectiion Limiting Magnitude +18.0 (Clear Filter) |
Annotated CCD Image (125% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-22 00:39 UT (#1188135-38) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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AT 2023vqz (Auriga) In WISEA J064410.86+354644.6 AT 2023vqz (Type: QSO) discovered 2023-10-16.370 UT by Gaia Alias: Gaia23cxv Discovery Magnitude 15.39 (G-Gaia Filter) vs Historic Magnitude 16.31 +/- 0.25 SD Brightening in known QSO Gaia, 2019-04-11 18:20, mag 16.08 Gaia, 2020-03-13 07:16, mag 15.90 Gaia, 2023-04-09 20:40, mag 15.50 Gaia, 2023-10-16 10:40, mag 15.41 ( Whilst discovery alert only triggered on 2023-10-16 (at Historic Mag - 3 *SD) the QSO has been brighter than normal range (mag 16.0 to 16.6) since 2020-03-13 ) ( TNS 2023vqz | Gaia23cxv ) |
AT 2023vqz - 2024-02-13 (T+120.6d) Image below (2024-02-13.968) was taken 120.6 days after discovery of 2023vqz Position of reported transient (faint but distinct) is shown by white cross-hairs Measured Magnitude + 15.12 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-13 23:23 UT (#1185125-29) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023vqz - 2024-02-24 (T+131.5d) Image below (2024-02-24.892) was taken 131.5 days after discovery of 2023vqz Position of reported transient (faint but distinct) is shown by white cross-hairs Measured Magnitude + 15.08 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-02-24 21:35 UT (#1191061-65) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023vqz - 2024-10-20 (T+369.7d) Image below (2024-10-20.096) was taken 369.7 days after discovery of 2023vqz Position of reported transient (faint but distinct) is shown by white cross-hairs Measured Magnitude + 15.05 (Clear Filter) |
Annotated CCD Image (100% size, linear scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-10-20 02:21 UT (#1257253-54) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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NGC 924 with AT 2023vss (Aries) AT 2023vss (Type: MP?) discovered 2023-10-24.401 UT by ANTARES Alias: ZTF23abnazem Discovery Mag 17.06 (r-ZTF Filter) ( TNS 2023vss ) |
NGC 924 - Spiral Galaxy with adjacent galaxy PGC 9313 (Alias CGCG 462-013, Catalog Mag +15.7) |
Annotated CCD Image (50% size, square root scale) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 00:37 UT (#1160044-46) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 924 with AT 2023vss - 2023-11-06 (T+12.6d) Image below (2023-11-06.022) was taken 12.6 days after discovery of 2023vss Position of reported transient (not visible) is shown by white cross-hairs Non-Detection, Limiting Mag +18.7 (Clear Filter) |
Annotated CCD Image (150% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-06 00:37 UT (#1160044-46) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 924 with AT 2023vss - 2024-09-16 (T+327.7d) Image below (2024-09-16.131) was taken 327.7 days after discovery of 2023vss Position of reported transient (not visible) is shown by white cross-hairs |
Annotated CCD Image (150% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-09-16 03:19 UT (#1244218-22) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 924 - Pre-Transient, 2023-09-20 (T-33.4d) Image taken one month prior to discovery of AT 2023vss |
Annotated CCD Image (50% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-20 23:27 UT (#1147093-96) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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NGC 5395 with AT 2023ycc (Canes Venatici) AT 2023ycc (Type: unk) discovered 2023-11-12.641 UT by Gaia Alias: Gaia23ddx Discovery Magnitude 18.10 (G-Gaia Filter) Candidate SN near galaxy NGC 5395 Gaia 2023-11-12 15:23 18.10 (T+0.0d) Gaia 2023-12-07 01:39 19.05 (T+24.4d) Gaia 2024-01-06 19.21 19.52( T+55.2d) ( TNS 2023ycc | Gaia23ddx ) |
NGC 5395 - Spiral Galaxy NGC 5394 / NGC 5395 (ARP 84) - "The Heron" [ ARP Galaxies ] Other galaxies in FOV IC 4356 (catalog mag +16.0), PGC 2102129 (catalog mag +16.8) |
Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-06 06:10 UT (#1172280-84) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 5395 with AT 2023ycc - 2023-12-06 (T+23.6d) Image below (2023-12-06.251) was taken 23.6 days after discovery of 2023ycc Position of reported transient (very faint ) is indicated by white cross-hairs |
Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-06 06:10 UT (#1172280-84) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Negative CCD Image (100% size, square root scale, cropped) Image details as above |
Images of AT 2023ycc (in NGC 5395) on Supernova 2023 Page >> |
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AT 2023aaiv (Cassiopeia) AT 2023aaiv (Type: Afterglow) discovered 2023-12-15.437 UT by MASTER Alias: MASTER OT J003857.42+573849.6, GRB 231215A Discovery Magnitude 16.5 (Clear Filter) Optical counterpart to GRB 231215A ( TNS 2023aaiv ) |
AT 2023aaiv - 2023-12-17 (T+2.5d) Image below (2023-12-17.954) was taken 2.5 days after discovery of 2023aaiv Position of earlier reported transient (no longer visible) is shown by white circle |
Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-17 23:03 UT (#1174023-27) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023aaiv - 2023-12-17 Detail (T+2.5d) |
Annotated Negative CCD Image (250% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-17 23:03 UT (#1174023-27) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023aaiv - 2023-12-19 (T+3.6d) Image below (2023-12-19.000) was taken 3.6 days after discovery of 2023aaiv Position of earlier reported transient (not visible ?) is shown by white circle |
Annotated Negative CCD Image (250% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-12-19 00:09 UT (#1175043-47) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT 2023aaiv - Reference Image |
PanSTARRS DR1 Image (Negative) (Captured from Aladin, cropped to same FOV as 250% size image above |
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This Web Page: | Astronomical Transients - 2023 |
Last Updated : | 2024-10-28 |
Site Owner : | David Richards |
Home Page : | David's Astronomy Web Site |