David's Astronomy Pages Images - Session 1180 (2024-01-07)

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Images (S1181)

Objects

Session Notes

12P/Pons-Brooks - Comet 62P/Tsuchinshan - Comet     AT 2022qcs - Type YSO Transient AT 2022xio - CV Type Transient AT 2022acgb - Transient AT 2023rt - CV Type Transient AT 2023wbv - CV Type Transient AT 2023wue - Transient AT 2023aaky - CV Type Transient (Near NGC 957) AT 2023abtv - CV Type Transient AT 2023acjp - CV Type Transient AT 2024mu - CV Type Transient     ARP 115 - Galaxies (PGC 36379 & UGC 6678) ARP 117 - Galaxies (IC 982 & IC 983) ARP 303 - Double Galaxies (IC 563 & IC 564)     IC 564 - Spiral Galaxy with Type Ia Supernova 2023abqf IC 1125 - Spiral Galaxy with Type Ia Supernova 2024jz LEDA 1258828 - Galaxy with Type Ia Supernova 2023cyx MCG +9-27-70 - Galaxy with Type Ia Supernova 2023acha     NGC 682 - Elliptical Galaxy with Type Ia Supernova 2023xtg NGC 2848 - Spiral Galaxy with Type II Supernova 2023usp NGC 3893 - Spiral Galaxy with LRN Type Transient AT 2023uhx NGC 6745 - Spiral Galaxy with Transient AT 2023ucy NGC 7625 - Spiral Galaxy (ARP 212) with Type Ia Supernova 2023vyl     SN 2023bhb - Type Ia Supernova in WISEA Galaxy SN 2023tsz - Type Ibn Supernova in SDSS Galaxy     UGC 530 - Spiral Galaxy with Type Ia Supernova 2023yma UGC 4308 - Spiral Galaxy with Type Ib/c Supernova 2023usf UGC 5886 - Spiral Galaxy with Transient AT 2024hw UGC 6665 - Spiral Galaxy (ARP 161) UGC 12604 - Spiral Galaxy with Transient AT 2024bv     Variable Stars (photometric monitoring) - BL Lac, RR Tau      Nearby Stars (astrometric monitoring) - None

- All-Night Session (11.7 hrs)     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: -1°C (min) - CCD Temperature:   -25° C - Notes from 2024-01-07 >>     -

Observing Result

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12P/Pons-Brooks - Comet (Outburst)

12P/Pons-Brooks - 2024-01-07 (passing through Cygnus) Sun Distance 1.91 AU (approaching) Earth Distance 2.18 AU (326.3 million km)		12P/Pons-Brooks -  2024-01-07 Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 113.79 arcsec/hr, Dec 2.49 arcsec/hr)
Annotated CCD Image (50% size, log scale) 2 x 90s exposure (average combine), 3x3 binning, Clear Filter 2024-01-07 19:47 UT (#1180012-13) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		Annotated CCD Image (100% size, log root scale, cropped) 7 x 90s exposure (average combine), 3x3 binning, Clear Filter 2024-01-07 19:51 UT (#1180012-18) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
12P/Pons-Brooks - 2024-01-07 Detail		12P/Pons-Brooks - 2024-01-07 Detail
Annotated false-colour CCD Image (50% size, log scale) 7 x 90s exposure (average combine), 3x3 binning, Clear Filter 2024-01-07 19:51 UT (#1180012-18) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		Annotated false-colour CCD Image (100% size, log scale, cropped) Image details as left
Images of 12P/Pons-Brooks on Comets 2023 Page >>
Images of 12P/Pons-Brooks on Comets 2024 Page >>

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62P/Tsuchinshan - Comet

62P/Tsuchinshan - 2024-01-08 (passing through Leo) Sun Distance 1.28 AU (approaching) Earth Distance 0.51 AU (76.5 million km)		62P/Tsuchinshan - 2024-01-08 Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 94.75 arcsec/hr, Dec -20.07 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 90s exposure (single frame), 3x3 binning, Clear Filter 2024-01-08 03:33 UT (#1180190) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		Annotated CCD Image (100% size, square root scale, cropped) 7 x 90s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 03:38 UT (#1180189-95) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
62P/Tsuchinshan - 2024-01-08 Detail		62P/Tsuchinshan - 2024-01-08 Detail
Annotated CCD Image (50% size, log scale) 7 x 90s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 03:38 UT (#1180189-95) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		Annotated false-colour CCD Image (50% size, log scale) Image details as left
Images of 62P/Tsuchinshan on Comets 2023 Page >>
Images of 62P/Tsuchinshan on Comets 2024 Page >>

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AT 2022qcs - Type YSO Transient

AT 2022qcs (Orion) AT 2022qcs (Type: YSO) discovered 2022-07-23.145 UT by Gaia Alias: Gaia22dbd Alerting Magnitude +14.42 (G-Gaia Filter) vs Historic Magnitude 15.66 +/- 0.56 Brightening in known YSO  ( TNS 2022qcs | Gaia22dbd )

AT 2022qcs - 2024-01-07 (T+533.8d) Image below (2024-01-07.947) was taken 533.8 days after discovery of 2022qcs Position of earlier YSO transient (likely faded) is shown by white cross-hairs Measured Magnitude +15.45

Annotated CCD Image (100% size, linear scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2024-01-07 22:43 UT (#1180081) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2022qcs on Transients 2022 Page >>

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AT 2022xio - CV Type Transient

AT 2022xio (Gemini) AT 2022xio (Type: CV) discovered 2022-10-11.495 UT by ZTF Alias: ZTF22abewydn Discovery Magnitude 15.15 (r-ZTF filter)  ( TNS 2022xio )

AT 2022xio - 2024-01-08 (T+453.5d) Image below (2024-01-08.003) was taken 453.5 days after discovery of 2022xio Position of earlier transient (not visible) is shown by white circle

Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 00:12 UT (#1180113-17) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Position of earlier transient (not visible) is shown by black cross-hairs

Annotated negative CCD Image (100% size, square root scale, cropped) Image details as above

Images of AT 2022xio on Transients 2022 Page >>

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AT 2022acgb - Transient

AT 2022acgb (Monoceros) AT 2022acgb (Type: unk) discovered 2022-11-26.045 UT by ATLAS Alias: ATLAS22bnci Discovery Magnitude 16.93 (cyan-ATLAS filter)  ( TNS 2022acgb )

AT 2022acgb - 2024-01-08 (T+408.0d) Image below (2024-01-08.023) was taken 408.0 days after discovery of 2022acgb Position of earlier transient (not 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 2024-01-08 00:36 UT (#1180122-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2022acgb on Transients 2022 Page >>

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AT 2023rt - CV Type Transient

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 No detection, 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

Images of AT 2023rt on Transients 2023 Page >>

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AT 2023wbv - CV Type Transient

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 - 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

Images of AT 2023wbv on Transients 2023 Page >>

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AT 2023wue - Transient

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

Images of AT 2023wue on Transients 2023 Page >>

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AT 2023aaky - CV Type Transient (Near NGC 957)

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

NGC 957 - Earlier Image (Sep 2023) [ Open Star Clusters ]

Annotated CCD Image (50% size, linear scale) 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 [ detail 100% size ]

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

Images of AT 2023aaky on Transients 2023 Page >>

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AT 2023abtv - CV Type Transient

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 (bright) 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

Images of AT 2023abtv on Transients 2023 Page >>

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AT 2023acjp - CV Type Transient

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

Images of AT 2023acjp on Transients 2023 Page >>

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AT 2024mu - CV Type Transient

AT 2024mu (Hercules) AT 2024mu (Type: CV) discovered 2024-01-04.095 UT by Gaia Alias: Gaia24adj Discovery magnitude 15.35 (G-Gaia Filter) vs Historic Magnitude 17.42 +/- 1.07 (SD) (Usual magnitude 19.0 +/- 0.8) Outburst in confirmed CV ASASSN-13bc  ( TNS 2024mu | Gaia24adj )

AT 2024mu - 2024-01-08 (T+4.0d) Image below (2024-01-08.057) was taken 4.0 days after discovery of 2024mu Position of reported transient (faint) is shown by white cross-hairs Measured Magnitude +15.49 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 01:25 UT (#1180143-47) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024mu on Transients 2024 Page >>

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ARP 115 - Galaxies (PGC 36379 & UGC 6678)

ARP 115 (Leo) [ ARP Galaxies ]

Annotated CCD Image (50% size, square root scale) 6 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 01:46 UT (#1180150-56) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Annotated Negative CCD Image (50% size, square root scale) Image details as above

ARP 115 - Detail PGC 36379 & UGC 6678

Annotated CCD Image (150% size, square root scale, cropped) 6 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 01:46 UT (#1180150-56) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Negative CCD Image (150% size, square root scale, cropped) Image details as above

ARP 115 - Wider View

Annotated CCD Image (125% size, square root scale, cropped) Image details as above

ARP 115 - Earlier Image (Jan 2023)

Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-01-05 04:23 UT (#1082183-87) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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ARP 117 - Galaxies (IC 982 & IC 983)

ARP 117 / IC 982 & IC 983 (Bootes) Elliptical Galaxy (IC 982) close to and perturbing Spiral Galaxy (IC 983)  [ ARP Galaxies ]
Annotated CCD Image (50% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 06:36 UT (#1180233-37) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		Negative CCD Image (50% size, square root scale) Image details as left
ARP 117 / IC 982 & IC 983 - Detail  Bright star to left  is HIP 69208 (mag +9.0)
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 left
ARP 117 - Earlier Image (Feb 2019)		ARP 117 - Earlier Image (Feb 2019)
CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2019-02-08 00:47 UT (#660276-80) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		Negative CCD Image (100% size, linear scale, cropped) Image details as left

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ARP 303 - Double Galaxies (IC 563 & IC 564)

ARP 303 (Sextans)  [ ARP Galaxies ]
Annotated CCD Image (50% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 02:55 UT (#1180173-76) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		Negative CCD Image (50% size, square root scale) Image details as left
ARP 303 - detail IC 563 & IC 564 w/ SN 2023abqf [ IC 564 w/ SN 2023abqf  ]
Annotated CCD Image (150% size, square root scale, cropped) Image details as above		Negative CCD Image (150% size, square root scale, cropped) Image details as above left

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IC 564 - Spiral Galaxy with Type Ia Supernova 2023abqf

IC 564 with SN 2023abqf (Sextans) SN 2023abqf (Type: Ia) discovered 2023-12-26.492 UT by ATLAS Alias: ATLAS23xws, Gaia24adb Discovery Magnitude 18.23  (orange-ATLAS Filter) Confirmed SN Ia Gaia, 2023-12-24 20:22 , 19.42 (pre-discovery) Gaia, 2024-01-04 08:30, 16.01                              ( TNS 2024gy  | Gaia24adb )

IC 564 - Spiral Galaxy with SN 2023abqf (T+12.6d) IC 563 & IC 564 members of ARP 303  [ ARP Galaxies ]  Image showing  IC 564 (catalog mag +14.9),  SN 2023abqf (mag +14.95)  IC 561 (catalog mag +15.5),  IC 563 (catalog mag +14.0),  and PGC 1243455 (catalog mag +17.3)

Annotated CCD Image (50% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 02:55 UT (#1180173-76) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

IC 564 with SN 2023abqf - 2024-01-08 (T+12.6d) Image below (2024-01-08.117) was taken 12.6 days after discovery of 2023abqf Position of reported SN (distinct) is indicated by white cross-hairs. Measured Magnitude +14.95 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 02:55 UT (#1180173-76) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023abqf (in IC 564) on Supernova 2023 Page >>

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IC 1125 - Spiral Galaxy with Type Ia Supernova 2024jz

IC 1125 with SN 2024jz (Serpens) SN 2024jz (Type: Ia) discovered 2024-01-05.641 UT by ATLAS Alias: ATLAS24ahj Discovery Magnitude 17.73  (orange-ATLAS Filter)  ( TNS 2024jz )

IC 1125  - Spiral Galaxy with SN 2024jz (T+2.6d)

Annotated CCD Image (50% size, square root scale) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 06:52 UT (#1180240-42) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

IC 1125 with SN 2024jz - 2024-01-08 (T+2.6d) Image below (2024-01-08.283) was taken 2.6 days after discovery of 2024jz Position of reported supernova candidate (distinct) is indicated by white cross-hairs. Measured Magnitude +15.86 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 06:52 UT (#1180240-42) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2024jz (in IC 1125) on Supernova 2024 Page >>

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LEDA 1258828 - Galaxy with Type Ia Supernova 2023cyx

LEDA 1258828 with SN 2023cyx (Virgo) SN 2023cyx (Type: Ia) discovered 2023-03-12.934 UT by ATLAS Alias: ATLAS23don, ZTF23aadbtou, PS23ape Discovery Magnitude 17.44  (orange-ATLAS Filter)                       ( TNS 2023cyx )

LEDA 1258828 - Galaxy LEDA 1258828 (Alias: PGC 1258828, catalog mag +17.2) with adjacent galaxies  PGC 48768 (catalog mag +15.6),  PGC 48775 (catalog mag +16.1),    and PGC 1258187 (catalog mag +17.0)

Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 05:53 UT (#1180218-22) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

LEDA 1258828 with SN 2023cyx - 2024-01-08 (T+301.3d) Image below (2024-01-08.239) was taken 301.3 days after discovery of 2023cyx Position of earlier SN (likely faded and no longer visible) is indicated by white cross-hairs. No detection, limiting magnitude +19.0 (Clear Filter)

Annotated CCD Image (175% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 05:53 UT (#1180218-22) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023cyx (in LEDA 1258828) on Supernova 2023 Page >>

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MCG +9-27-70 - Galaxy with Type Ia Supernova 2023acha

MCG +9-27-70 with SN 2023acha (Draco) SN 2023acha (Type: Ia) discovered 2023-12-31.638 UT by ATLAS Alias: ATLAS23ych Discovery Magnitude 16.3 ( Clear Filter)  ( TNS 2023acha )

MCG +9-27-70 with SN 2023acha - 2024-01-08 (T+7.4d) Image below (2024-01-08.043) was taken 7.4 days after discovery of 2023acha Position of reported SN (distinct) is indicated by white cross-hairs. Measured Magnitude +15.32 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 01:11 UT (#1180135-39) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023acha (in MCG +9-27-70) on Supernova 2023 Page >>

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NGC 682 - Elliptical Galaxy with Type Ia Supernova 2023xtg

NGC 682 with SN 2023xtg (Cetus) SN 2023xtg (Type: Ia) discovered 2023-11-14.527 UT by Koichi Itagaki Alias: Gaia23dny, PS23kun, ZTF23abqqixn, ATLAS23vth Discovery Magnitude 18.1 (Clear Filter) (Gaia, 2023-11-23 11:01:37 :  Alerting Magnitude 15.85 ) Confirmed SN Ia  ( TNS 2023xtg | Gaia23dny )

NGC 682 with SN 2023xtg - 2024-01-07 (T+54.3d) Image below (2024-01-07.872) was taken 54.3 days after discovery of 2023xtg Position of reported SN (very faint) is indicated by white cross-hairs Poor quality image (poor sky transparency, altitude 12.9°)

Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-07 21:04 UT (#1180040-44) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023xtg (in NGC 682) on Supernova 2023 Page >>

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NGC 2848 - Spiral Galaxy with Type II Supernova 2023usp

NGC 2848 with SN 2023usp (Hydra) SN 2023usp (Type: II) discovered 2023-10-03.729 UT by ATLAS (TNS shows discovery date as 2023-10-12 08:18:50 ) Alias: ATLAS23uai, Gaia23cxo Discovery Magnitude 18.26 (orange-ATLAS filter) Gaia Alerting Mag 18.44  (2023-10-03 17:29:51) Confirmed SN II  ( TNS 2023usp | Gaia23cxo )

NGC 2848 with SN 2023usp - 2024-01-08 (T+96.4d) Image below (2024-01-08.100) was taken 96.4 days after discovery of 2023usp Position of reported SN (not visible, likely faded) is indicated by white cross-hairs. No detection, limiting magnitude +18.2 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 02:32 UT (#1180166-70) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023usp (in NGC 2848) on Supernova 2023 Page >>

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NGC 3893 - Spiral Galaxy with LRN Type Transient AT 2023uhx

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 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) 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

Images of AT 2023uhx (NGC 3893) on Transients 2023 Page >>

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NGC 6745 - Spiral Galaxy with Type II Supernova 2023ucy

NGC 6745 with SN 2023ucy (Lyra) SN 2023ucy (Type: II) discovered 2023-10-05.151 UT by ZTF Alias: ZTF23abhzxwm Discovery Mag +17.9 (r-ZTF filter) vs last non-detection image with 19.91 limiting mag It is noted that SN 2022prr (19:01:41.897, +40:45:03.67) occurred in Jul 2022 at approximately the same location as this newly reported transient 2023ucy (19:01:41.992, +40:45:05.89) (are they possibly related ?)  ( TNS 2023ucy ) ( TNS 2022prr )

NGC 6745 with SN 2023ucy - 2024-01-07 (T+94.7d) Image below (2024-01-07.835) was taken 94.7 days after discovery of 2023ucy Position of SN (fading) is shown by white cross-hairs Measured magnitude +15.12 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-07 20:11 UT (#1180021-25) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023ucy (NGC 6745) on Supernovae 2023 Page >>

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NGC 7625 - Spiral Galaxy (ARP 212) with Type Ia Supernova 2023vyl

NGC 7625 with SN 2023vyl (Pegasus) SN 2023vyl (Type: Ia) discovered 2023-10-28.393 UT by ATLAS Alias: ATLAS23urs, ZTF23abnprwj Discovery Magnitude 17.43 (orange-ATLAS Filter)  ( TNS 2023vyl )

NGC 7625 with SN 2023vyl - 2024-01-07 (T+71.5d) Image below (2024-01-07.860) was taken 71.5 days after discovery of 2023vyl Position of reported SN (bright, but fading) is indicated by white cross-hairs. Estimated Magnitude +16.2 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-07 20:45 UT (#1180034-37) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023vyl (in NGC 7625) on Supernova 2023 Page >>

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SN 2023bhb - Type Ia Supernova in WISEA J121442.65+190958.5

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SN 2023tsz - Type Ibn Supernova in SDSS Galaxy

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UGC 530 - Spiral Galaxy with Type Ia Supernova 2023yma

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UGC 4308 - Spiral Galaxy with Type Ib/c Supernova 2023usf

UGC 4308 with SN 2023usf (Cancer) SN 2023usf (Type: Ib/c) discovered 2023-10-11.955 UT by XOSS Alias: PSP23K, Gaia23cwx Discovery Magnitude 16.66 (Clear Filter)  ( TNS 2023usf | Gaia23cwx )

UGC 4308 with SN 2023usf - 2024-01-08 (T+88.2d) Image below (2024-01-08.160) was taken 88.2 days after discovery of 2023usf Position of reported supernova (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 2024-01-08 04:00 UT (#1180198-202) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023usf (in UGC 4308) on Supernova 2023 Page >>

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UGC 5886 - Spiral Galaxy with Transient AT 2024hw

UGC 5886 with AT 2024hw (Sextans) AT 2024hw (Type: unk) discovered 2024-01-05.357 UT by ZTF Alias: ZTF24aaaibep Discovery Magnitude 17.394 (i-ZTF Filter)  ( TNS 2024hw )

UGC 5886 with AT 2024hw - 2024-01-08 (T+2.8d) Image below (2024-01-08.176) was taken 2.8 days after discovery of 2024hw Position of reported transient (faint but distinct, fading) is indicated by white cross-hairs. Measured Magnitude +15.77 (Clear Filter) Poor quality image (single frame)

Annotated CCD Image (150% size, square root scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2024-01-08 04:13 UT (#1180205) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024hw (in UGC 5886) on Transients 2024 Page >>

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UGC 6665 - Spiral Galaxy (ARP 161)

ARP 161 / UGC 6665 (Virgo) [ ARP Galaxies ]

Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 03:16 UT (#1180180-84) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

ARP 161 / UGC 6665 - Detail

Annotated CCD Image (150% size, log scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2024-01-08 03:16 UT (#1180180-84) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Negative CCD Image (150% size, log scale, cropped) Image details as above

ARP 161 / UGC 6665 Earlier Image (May 2022) Image affected by poor sky transparency

Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2022-05-07 22:50 UT (#1007011-15) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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UGC 12604 - Spiral Galaxy with Transient AT 2024bv

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