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CCD Images - Session 914 (2021-09-19)
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| C/2019 L3 (ATLAS) - 2021-09-20 (passing through Auriga Sun Distance 3.70 AU (approaching) Earth Distance 3.86 AU (577.7 million km) |
C/2019 L3 (ATLAS) - 2021-09-20, Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 39.35 arcsec/hr, Dec -12.11 arcsec/hr) |
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| Annotated CCD Image (50% size, square root scale) 2 x 45s exposure (average combine), 3x3 binning, C Filter 2021-09-20 02:14 UT (#914142-43) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
CCD Image (100% size, log scale, cropped) 9 x 45s exposure (average combine), 3x3 binning, C Filter 2021-09-20 02:17 UT (#914142-50) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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| Images of C/2019 L3 (ATLAS) on Comets 2021 Page >> |
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| Nova Per 2020 (Perseus) Nova in Perseus discovered 2020/11/25.807 [ Novae ] Nova Per 2020 discovered independently by Seiji Ueda and Stanislav Korotkiy et al AT2020abap (Type: CV) reported 2020/11/27.230 UT by PGIR Alias: N Per 2020 , PGIR20fbf, TCP J04291888+4354233, TCP J04291884+4354232, V1112 Per |
| Nova Per 2020 - 2021-09-20 (T+298.3d) Image below (2021-09-20.144) was taken 298.3 days after discovery of nova Nova is shown by white cross hairs. Measured magnitude +15.35 (falling slowly) |
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| Annotated CCD Image (100% size, linear scale, cropped) 5 x 90s exposure (average combine), 3x3 binning, C Filter 2021-09-20 03:33 UT (#914188-92) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of Nova Per 2020 on Novae Page >> |
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| Nova Cas 2021 (Cassiopeia) Nova in Cassiopeia discovered 2021-03-18.4236, by Yuji Nakamura (Japan) Magnitude at discovery +9.6 (unfiltered CCD) AT2021hkn (Type: Nova) reported by 2021/03/30.055 UT by Gaia Alias: Gaia21bpe, AT2021hkn, V1405 Cas |
| Nova Cas 2021 / AT2021hkn - 2021-09-19 (T+185.5d) Image below (2021-09-19.911) was taken 185.5 days after discovery of Nova Nova is shown by white cross hairs. Measured magnitude +7.61 Note: star object is saturated and shows some blooming, mag is probably underestimated (linked with Detection Threshold = 50) |
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| Annotated CCD Image (100% size, linear scale, cropped) 5 x 30s exposure (average combine), 3x3 binning, C Filter 2021-09-19 21:54 UT (#914005-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Nova Cas 2021 (V1405 Cas) Spectra - 2021-09-19 (T+185.5d) |
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| Spectra produced in AstroMain using Image taken with Star Analyser
200 3 x 30s exposure (average combine), 2x2 binning, S Filter 2021-09-19 21:56 UT (#914010-12) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of Nova Cas 2021 on Novae Page >> |
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| AT 2021ckv / PR Ori (Orion) AT 2021ckv (Type: YSO) discovered 2021/02/08.759 UT by Gaia Alias: Gaia21arx, GCVS PR Ori |
| AT 2021ckv - 2021-09-20 (T+223.4d) Image below (2021-09-20.169) was taken 223.4 days after discovery of 2021ckv Position of reported YSO Type Transient is shown by white cross-hairs. Measured Magnitude +11.11 (vs normal range of +12.2 to +13.6) |
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| Annotated CCD Image (50% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, C Filter 2021-09-20 04:06 UT (#914203-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of AT 2021ckv (PR Ori) on Transients 2021 Page >> |
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| AT 2021hfr (Cassiopeia) AT 2021hfr (Type: ulens?) discovered 2021/03/26.294 UT by Gaia Alias: Gaia21bnu Alert triggered at +15.61 (vs historic mag +15.82) ~0.2 mag rise in Gaia galactic plane source -- candidate microlensing event. ( Rochester Supernova site | Gaia21bnu ) |
| AT 2021hfr - 2021-09-20 (T+177.7d) Image below (2021-09-20.008) was taken 177.7 days after discovery of 2021hfr Transient Object is shown by white cross hairs. Measured Magnitude +15.38 (Clear Filter) |
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| Annotated CCD Image (70% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-09-20 00:21 UT (#914065-69) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of AT 2021hfr on Transients 2021 Page >> |
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| AT2021wuy (Auriga) AT2021wuy (Type: CV) discovered 2021-08-22.291 UT by Gaia Alias: Gaia21dxt Transient alert triggered by 2.5 mag rise in magnitude from +19.4 to +16.9 [ Gaia21dxt ] |
| AT 2021wuy - 2021-09-20 (T+28.8d) Image below (2021-09-20.122) was taken 28.8 days after discovery of 2021wuy Position of reported transient (not visible) is shown by white cross-hairs Object has likely faded back to its historic magnitude of +19.4 |
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| Annotated CCD Image (125% size, linear scale) 5 x 60s exposure (average combine), 3x3 binning, C Filter 2021-09-20 02:59 UT (#914173-77) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Reference picture for Gaia21dxt Aladin Insert on gsaweb's Gaia21dxt web page |
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| Images of AT 2021wuy on Transients 2021 Page >> |
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| AT 2021wxe (Taurus) AT 2021wxe (Type: CV) discovered 2021-08-23.622 UT by Gaia Alias: Gaia21dyv Discovery Magnitude 15.82 (G-Gaia Filter) vs Historic Magnitude 17.06 +/- 0.23 SD Outburst in candidate CV ASASSN-15pq [ TNS 2021wxe | Gaia21dyv ] |
| AT 2021wxe - 2021-09-20 (T+27.5d) Image below (2021-09-20.087) was taken 27.5 days after discovery of 2021wxe Position of reported transient (faint) is shown by white cross-hairs Measured Magnitude +16.73 (Clear Filter) |
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| Annotated CCD Image (100% size, linear scale, cropped) 2 x 60s exposure (average combine), 3x3 binning, C Filter 2021-09-20 02:06 UT (#914138-39) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of AT 2021wxe on Transients 2021 Page >> |
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| IC 357 with AT 2021fyd (Taurus) AT 2021fyd (Type: unk) discovered 2021/03/17.187 UT by ZTF Alias: ZTF21aapdpup Discovery Magnitude 18.01 (Rochester Supernova site | TNS 2021fyd ) |
| IC 357 - Spiral Galaxy |
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| Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-09-20 03:16 UT (#914181-85) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| IC 357 with AT 2021fyd - 2021-09-20 (T+186.9d) Image below (2021-09-20.131) was taken 186.9 days after discovery of 2021fyd Position of reported transient (not separately distinguishable) is shown by white cross-hairs Measured Magnitude (nucleus +SN) +14.57 (Clear Filter) |
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| Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-09-20 03:16 UT (#914181-85) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of AT 2021fyd (IC 357) on Transients 2021 Page >> |
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| NGC 514 (Pisces) Spiral Galaxy with Type Ia Supernova [ Supernovae ] SN 2020uxz (Type 1a), discovered 2020/10/05.573 by Koichi Itagaki (Rochester Supernova site | Discovery Image | ) |
| NGC 514 with SN 2020uxz - 2021-09-20 (T+349.4d) Image below (2021-09-20.001) was taken 349.4 days after discovery of 2020uxz Position of earlier SN (faded & no longer visible) is shown by white cross hairs. Poor quality image (poor sky transparency/cloud) |
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| Annotated CCD Image (100% size, square root scale, cropped) 2 x 120s exposure (average combine), 3x3 binning, C Filter 2021-09-20 00:04 UT (#914061-62) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of SN 2020uxz (NGC 514) on Supernovae 2020 Page >> |
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| NGC 940 with SN2021vtl (Triangulum) SN 2021vtl (Type: Ia) discovered 2021-08-11.930 UT by XOSS Alias: PSP21D, Gaia21duk, PSN J02292803+3138385 Discovery Magnitude 17.3 (Clear Filter) vs Prior Non-Detection Limiting Magnitude 18.0 Confirmed SN Ia ( TNS 2024ivo | Gaia21duk ) |
| NGC 940 with SN 2021vtl - 2021-09-20 (T+39.2d) Image below (2021-09-20.108) was taken 39.2 days after discovery of 2021vtl SN (faint) is shown by white cross-hairs Estimated Magnitude +16.1 (Clear Filter) |
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| Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-09-20 02:44 UT (#914166-70) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of SN 2021vtl (NGC 940) on Supernovae 2021 Page >> |
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| NGC 1166 with SN 2021zby (Aries) SN 2021zby (Type: II) discovered 2021-09-17.453 UT by ATLAS Alias: ATLAS21bixf (Rochester Supernova site | Enrico Prosperi image ) |
| NGC 1166 with SN 2021zby - 2021-09-20 (T+2.6d) Image below (2021-09-20.065) was taken 2.6 days after discovery of 2021zby Position of supernova (faint) is shown by white cross-hairs Estimated Magnitude +16.7 (Clear Filter) |
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| Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-09-20 01:43 UT (#914117-21) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of SN 2021zby (NGC 1166) on Supernovae 2021 Page >> |
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| NGC 6184 with SN 2021wkv (Hercules) SN 2021wkv (Type: Ia, zhost=0.027329) discovered 2021/08/20.277 UT by ATLAS Alias: ATLAS21bgqy. Magnitude +18.2 at discovery (Rochester Supernova site | Rafa Ferrando image ) |
| NGC 6184 with SN 2021wkv - 2021-09-19
(T+30.7d) Image below (2021-09-19.962) was taken 30.7 days after discovery of 2021wkv Position of SN (faint) is shown by white cross-hairs. Measured mag +15.75 (Clear Filter) |
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| Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-09-19 23:14 UT (#914048-52) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of SN 2021wkv (NGC 6184) on Supernovae 2021 Page >> |
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| NGC 6500 with SN2021wuf (Hercules) SN 2021wuf (Type: Ia) discovered 2021-08-23.372 UT by ATLAS Alias: ATLAS21bgsc (Rochester Supernova site | Mantero Andrea image ) |
| NGC 6500 with SN2021wuf - 2021-09-07
(T+15.5d) NGC 6500 (catalog mag + 12.2 or +13.3) NGC 6501 / PGC 61128 (catalog mag + 12.4 or +13.9) SN position in NGC 6500 is shown by white cross-hairs. Bright star in image is HIP 87823 / SAO 103226 (mag +6.7) |
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| Annotated CCD Image (50% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-09-07 21:32 UT (#912011-15) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| NGC 6500 with SN 2021wuf - 2021-09-19
(T+27.5d) Image below (2021-09-19.919) was taken 27.5 days after discovery of 2021wuf Position of SN (distinct) is shown by white cross-hairs. Measured mag +14.87 (Clear Filter) |
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| Annotated CCD Image (100% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, C Filter 2021-09-19 22:11 UT (#914016-20) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of SN 2021wuf (NGC 6500) on Supernovae 2021 Page >> |
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| SDSS J223433.36+340019.1 with SN 2021gmh (Pegasus) SN 2021gmh (Type: Ia) discovered 2021/03/19.536 UT by ZTF Alias: ZTF21aaqftpz (Rochester Supernova site ) |
| SN 2021gmh - 2021-09-20 (T+184.5d) Image below (2021-09-20.050) was taken 184.5 days after discovery of 2021gmh Galaxy with Supernova (faint) 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, C Filter 2021-09-20 01:19 UT (#914109-12) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| Images of SN 2021gmh (SDSS J223433.36+340019.1) on Supernovae 2021 Page >> |
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SN 2021win (Taurus) Alias: In WISEA J050619.12+223047.4 SN 2021win (Type: Ia) discovered 2021-08-18.445 UT by ZTF Alias: ZTF21abuibjs, Gaia21dyd Magnitude at discovery ~ +16.4 (Rochester Supernova site | Gaia21dyd ) |
| WISEA Galaxy with SN 2021win (T+32.7d) Position of reported SN is shown by white circle Bright star in FOV is HIP 23784 (magnitude +7.13) |
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| Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-09-20 03:50 UT (#914195-99) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
| SN 2021win - 2021-09-20 (T+32.7d) Image below (2021-09-20.153) was taken 32.7 days after discovery of 2021win Position of reported SN (distinct) is shown by white cross-hairs Measured Magnitude +15.92 (Clear Filter) |
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| Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-09-20 03:50 UT (#914195-99) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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| This Web Page: | CCD Images - Session 914 (2021-09-19) |
| Last Updated : | 2024-06-02 |
| Site Owner : | David Richards |
| Home Page : | David's Astronomy Web Site |
