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398P/Boattini (passing through Orion) Sun Distance 1.34 AU (receeding) Earth Distance 0.45 AU (67.0 million km) Measured Magnitude ? (coma) |
398P/Boattini - 2021-01-23, Detail Alias: P/2020 P2 (Boattini) Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 78.02 arcsec/hr, Dec 82.77 arcsec/hr) |
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Annotated CCD Image (50% size, square root scale) 2 x 45s exposure (average combine), 3x3 binning, C Filter 2021-01-23 19:35 UT (#854045-46) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
CCD Image (100% size, square root scale, cropped) 6 x 45s exposure (average combine), 3x3 binning, C Filter 2021-01-23 19:37 UT (#854045-51) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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Images of 398P/Boattini on Comets 2020 Page >> |
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C/2019 L3 (ATLAS) (passing through Cassiopeia) Sun Distance 4.73 AU (approaching) Earth Distance 4.61 AU (689.0 million km) |
C/2019 L3 (ATLAS) - 2021-01-23, Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 45.91 arcsec/hr, Dec -14.07 arcsec/hr) |
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Annotated CCD Image (50% size, square root scale) 3 x 45s exposure (average combine), 3x3 binning, C Filter 2021-01-23 20:18 UT (#854079-81) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
CCD Image (100% size, square root scale, cropped) 7 x 45s exposure (average combine), 3x3 binning, C Filter 2021-01-23 20:19 UT (#854079-85) 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 2020 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 - 2021-01-24 (T+59.2d) Image below (2021-01-24.028) was taken 59.2 days after discovery of Nova Nova is shown by white cross hairs. Measured magnitude +13.9 |
CCD Image (100% size, linear scale, cropped) 5 x 90s exposure (average combine), 3x3 binning, C Filter 2021-01-24 00:45 UT (#854252-56) 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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AT2021rl (Ursa Major) BL Type Transient, QSO 0954+658, 6C 095456+654857 AT2021rl (Type: BL) discovered 2021/01/06.449 UT by Gaia Alias: Gaia21acz |
AT2021rl - 2021-01-24 (T+17.6d) BL Type object shown by white cross hairs. |
Annotated CCD Image (50% size, linear scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-01-24 00:28 UT (#854245-49) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
AT2021rl - 2021-01-24 (T+17.6d) Image below (2021-01-24.013) was taken 17.6 days after discovery of 2021rl BL Type object shown by white cross hairs. Measured magnitude +14.1 (vs catalog mag of +15.5) |
Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-01-24 00:28 UT (#854245-49) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of AT 2021rl (QSO 0954+658) on Transients 2021 Page >> |
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AT2021apb (CV) (Cassiopeia) AT2021apb (Type: CV) discovered 2021/01/15.584 UT by Gaia Alias: Gaia21agx |
AT2021apb (CV) - 2021-01-23 (T+8.2d) Image below (2021-01-23.824) was taken 8.2 days after discovery of 2021apb ? Candidate CV is shown by white cross hairs. Measured magnitude +16.2 vs catalog mag +15.0 |
CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, C Filter 2021-01-23 19:50 UT (#854055-59) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
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KUG 0830+278 (Cancer) SN 2020adow (Type: Ic-BL) discovered 2020-12-26.410 UT by ASAS-SN Alias: ASASSN-20qj (Rochester Supernova site | Andrea Mantero image | ) |
KUG 0830+278 with SN 2020adow - 2021-01-24 (T+28.6d) Image below (2021-01-24.047) was taken 28.6 days after discovery of 2020adow SN is shown by white cross hairs. Magnitude +15.4 |
Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-01-24 01:16 UT (#854271-75) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of SN 2020adow (KUG 0830+278) on Supernovae 2020 Page >> |
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KUG 1206+328 with SN 2020aeps (Coma Berenices) SN 2020aeps (Type: Ia) discovered 2020/12/29.904 UT by XOSS Alias: XM25HT, ZTF20adagenq, Gaia21adn (Rochester Supernova site | Discovery Image ) |
KUG 1206+328 with SN2020aeps - 2021-01-24 (T+25.3d) Image below (2021-01-24.163) was taken 25.3 days after discovery of 2020aeps SN is shown by white cross hairs. Measured magnitude +16.0 |
CCD Image (150% size, square root scale, cropped) 5 x 120s exposure (average combine), 3x3 binning, C Filter 2021-01-24 04:02 UT (#854365-69) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of SN 2020aeps (KUG 1206+328) on Supernovae 2020 Page >> |
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NGC 684 with SN 2021ass (Triangulum) Spiral Galaxy with Type II Supernova [ Supernovae ] SN 2021ass (Type: II) discovered 2021/01/18.145 UT by ZTF Alias: ZTF21aafepon (Rochester Supernova site | Giancarlo Cortini image ) |
NGC 684 with SN 2021ass - 2021-01-23 (T+5.8d) Image below (2021-01-23.956) was taken 5.8 days after discovery of 2021ass SN is shown by white cross hairs. Magnitude ? Relatively poor quality image due to bright sky background |
Annotated CCD Image (125% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2021-01-23 23:03 UT (#854180-83) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of SN 2021ass (NGC 684) on Supernovae 2021 Page >> |
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NGC 2782 with SN 2020scc (Lynx) SN 2020scc (Type Ia, z=0.008483) discovered 2020/08/20.915 by Xingming Observatory Sky Survey (XOSS) ( Rochester Supernova site | Discovery image | ) |
NGC 2782 with SN 2020scc - 2021-01-24 (T+156.2d) Image below (2021-01-24.122) was taken 156.2 days after discovery of 2020scc SN position is shown by white circle. SN has faded so far that it is now hardly visible. |
Annotated CCD Image (100% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2021-01-24 03:03 UT (#854341-44) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of SN 2020scc (NGC 2782) on Supernovae 2020 Page >> |
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NGC 3718 (Ursa Major) |
Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-01-23 22:44 UT (#854172-76) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 3718 - Detail |
CCD Image (100% size, square root scale, cropped) Image details as above |
Negative CCD Image (100% size, square root scale, cropped) Image details as above |
NGC 3718 - Earlier Image (Oct 2013) |
Annotated CCD Image (cropped) 5 x 120 sec exposure (average combine), 3x3 binning, C Filter 2013-10-12 22:19hUT (#548217-21) 12" LX200R (at f/9.7) + ST-10XME |
NGC 3718 - Earlier Image (2010) |
CCD Image (50% size) 180s exposure (single frame), 3x3 binning, C Filter 2010-11-14Â 00:15h UT (#436102) 12" LX200RÂ (at f/9.7) + ST-10XME |
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NGC 4151 with AT2021baf (Canes Venatici) AT2021baf (Type: AGN) discovered 2021/01/22.151 UT by Gaia Alias: Gaia21aki (Gaia alert came when AGN reached mag +12.2) ( Gaia21aki ) |
NGC 4151, Seyfet Galaxy with surrounding objects of interest Galaxy NGC 4156, bright star HIP 59295 (mag +8.1) and variable star AZ Cvn |
CCD Image (50% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2021-01-24 04:20 UT (#854372-75) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 4151 - 2021-01-24 (T+2.0d) Image below (2021-01-24.175) was taken 2.0 days after reported AGN 2021baf Measured magnitude +11.6 (nucleus) |
CCD Image (100% size, square root scale, cropped) Image details as above |
NGC 4151 - Earlier Image (2006) |
CCD Image (100% size) 5 x 180s exposure (average combine), 2x2 binning, C Filter 2006-12-20 03:42h UT (#167438-42) 8" LX200 Classic + ST-7E |
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NGC 4156 (Canes Venatici) |
Image showing position relative to large neighbour NGC 4151 bright star is HIP 59295 (mag +8.1) |
CCD Image (50% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2021-01-24 04:20 UT (#854372-75) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
NGC 4156 - detail |
CCD Image (150% size, square root scale, cropped) Image details as above |
Annotated CCD Image (150% size, square root scale, cropped) Image details as above |
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NGC 4244 (Canes Venatici) Alias: Caldwell 26 |
CCD Image (70% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2021-01-24 06:01 UT (#854403-06) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Negative CCD Image (70% size, square root scale) Image details as above |
CCD Image (50% size, square root scale) Image details as above |
False Color CCD Image (50% size, square root scale) Inverse Spectrum Image details as above |
NGC 3718 - Earlier Image (Mar 2007) |
CCD Image (100% size, linear scale) 5 x 180s exposure (average combine), 2x2 binning, C filter 2007-03-03 23:46h UT (#180385-89) 8" LX200 Classic + ST-7E |
NGC 3718 - Earlier False Colour Image (Mar 2007) |
False Colour CCD Image (100% size, square root scale) False Colour (inverse spectrum) Image details as above |
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NGC 4414 (Coma Berenices) SN 2021J (Type Ia, z=0.0024) discovered 2021/01/01.489 UT by ZTF Alias: ZTF21aaabvit Mag +13.97 at discovery (Rochester Supernova site | Jean-Claude Merlin image | ) |
NGC 4414 with SN2021J - 2021-01-24 (T+22.6d) Image below (2021-01-24.092) was taken 22.6 days after discovery of 2021J SN is shown by white cross hairs. Magnitude ? |
Annotated CCD Image (125% size, log scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-01-24 02:22 UT (#854311-15) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of SN 2021J (NGC 4414) on Supernovae 2021 Page >> |
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NGC 4454 w/SN 2020abgq (Virgo) SN 2020abgq (Type: Ia) discovered 2020-11-30.854 UT by Koichi Itagaki (Rochester Supernova site | Discovery Image ) |
NGC 4454 w/SN 2020abgq - 2021-01-24 (T+54.4d) Image below (2021-01-24.261) was taken 54.4 days after discovery of 2020abgq SN is shown by white cross hairs. Measured magnitude ? |
CCD Image (125% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2021-01-24 06:26 UT (#854412-15) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of SN 2020abgq (NGC 4454) on Supernovae 2020 Page >> |
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SN 2021xn (Perseus) Faint Galaxy (PGC 6041, SDSS J013751.16+533958.8, catalog mag +16.1) with Type Ia Supernova [ Supernovae ] SN 2021xn (Type: Ia) discovered 2021/01/10.158 UT by ZTF Alias: ZTF21aacvhsc (Rochester Supernova site | Claudio Balcon image ) |
PGC 6041 with SN 2021xn - 2021-01-22 (T+12.6d) Image below (2021-01-22.762) was taken 12.6 days after discovery of 2021xn SN is shown by white cross hairs. Measured Magnitude +15.6 (magnitude based on WCS link on cropped image using GSC stars) (too many stars for full frame WCS Link using UCAC stars) |
Annotated CCD Image (150% size, log scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-01-22 18:26 UT (#853015-19) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of SN 2021xn (PGC 6041) on Supernovae 2021 Page >> |
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UGC 784 with SN 2021pc Cetus) [ Supernovae 2021 ] SN 2021pc (Type: Ia) discovered 2021/01/07.160 UT by ZTF Magnitude +18.3 at discovery Alias: ZTF21aabpszb, Gaia21adm (Rochester Supernova site | TNS | ) |
UGC 784 with SN 2021pc - 2021-01-23 (T+16.6d) Image below (2021-01-23.756) was taken 16.6 days after discovery of 2021pc SN is shown by white cross hairs. Measured Magnitude +15.4 |
Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-01-23 18:18 UT (#854003-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of SN 2021pc (UGC 784) on Supernovae 2021 Page >> |
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UGC 1436 with SN 2021nv (Aries) [ Supernovae 2021 ] SN 2021nv (Type: Ia) discovered 2021/01/07.263 UT by ATLAS Magnitude +17.8 at discovery Alias: ATLAS21aqr (Rochester Supernova site | Claudio Balcon image | ) |
UGC 1436 with SN 2021nv - 2021-01-23 (T+16.6d) Image below (2021-01-23.876) was taken 16.6 days after discovery of 2021nv SN is shown by white cross hairs. Measured Magnitude +16.0 |
Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-01-23 21:12 UT (#854119-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of SN 2021nv (UGC 1436) on Supernovae 2021 Page >> |
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UGC 2528 with SN 2020adnx (Perseus) Spiral Galaxy with Type IIb Supernova [ Supernovae ] SN 2020adnx (Type IIb, zhost=0.021001) discovered 2020-12-24.859 UT by MASTER Alias: MASTER OT J030555.49+413631.1, ATLAS20bjhy, Gaia20fxw ( Rochester Supernova site | Gianpiero Locatelli image ) |
UGC 2528 with SN 2020adnx - 2021-01-23 (T+30.0d) Image below (2021-01-23.892) was taken 30.0 days after discovery of 2020adnx SN is shown by white cross hairs. Estimated Magnitude ~ +18.0 Poor quality image due to bright background sky |
CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-01-23 21:33 UT (#854126-30) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of SN 2020adnx (UGC 2528) on Supernovae 2020 Page >> |
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UGC 5760 w/SN 2020zoq (Leo) SN 2020zoq (Type II, z=0.0, zhost=0.010040) discovered 2020/11/14.561 by ASAS-SN (Rochester Supernova site | Discovery Image | ) |
UGC 5760 w/SN 2020zoq - 2021-01-24 (T+70.5d) Image below (2021-01-24.068) was taken 70.5 days after discovery of 2020zoq SN is shown by white cross hairs. Measured magnitude +16.0 |
CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2021-01-24 01:47 UT (#854288-92) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
Images of SN 2020zoq (UGC 5760) on Supernovae 2020 Page >> |
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UGC 10310 (Hercules) Aliases ARP 2 , PGC 57678 Total Exposure 6 mins Poorer quality image than one acquired in 2019 due to poorer sky conditions and shorter total exposure |
CCD Image (50% size) 2 x 180s exposure (average combine), 3x3 binning, C Filter 2021-01-24 05:24 UT (#854381-82) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
UGC 10310 - Earlier Image (Feb 2019) Total Exposure 12 mins |
CCD Image (50% size) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2019-02-06 06:21 UT (#658004-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2 |
UGC 10310 - Earlier Detail (Feb 2019) Bright star on right hand side of image is GSC 3492:121 (+10.6 mag) |
CCD Image (100% size, cropped) Image details as above |
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This Web Page: | CCD Images - Session 854 (2021-01-23) |
Last Updated : | 2024-05-27 |
Site Owner : | David Richards |
Home Page : | David's Astronomy Web Site |