David's Astronomy Pages CCD Images - Session 1163 (2023-11-08)

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Session Notes

12P/Pons-Brooks - Comet 29P/Schwassmann-Wachmann - Comet C/2019 T4 (ATLAS) - Comet C/2023 S2 (ATLAS) - Comet  (attempt) AT 2022actx - CV Type Transient AT 2023cts - Type YSO? Transient AT 2023cuz - Type YSO Transient, UY Aur AT 2023rbs - Type HPM Transient AT 2023tjz - Transient / Carbon Star AT 2023tow - Nova Transient AT 2023ttx - CV Type Transient AT 2023tvi - CV Type Transient (Near NGC 6834) AT 2023twu - Type HPM Transient AT 2023txn - CV Type Transient AT 2023wbv - CV Type Transient AT 2023wvl - CV Type Transient M31 2023-05b? - Extragalactic Nova, AT 2023ksu in M31  (attempt) M33 2023-11a? - Unconfirmed Nova in M33 (attempt) NGC 2326 - Spiral Galaxy with Type II Supernova 2023pgb NGC 2326A - Spiral Galaxy NGC 2848 - Spiral Galaxy with Type II Supernova 2023usp NGC 3690 - Spiral Galaxy with Type Ia Supernova 2023wrk NGC 3893 - Spiral Galaxy with LRN Type Transient AT 2023uhx NGC 5532 - Spiral Galaxy with Type Ia-91bg Supernova 2023omo NGC 6745 - Spiral Galaxy with Transient AT 2023ucy NGC 7625 - Spiral Galaxy (ARP 212) with Type Ia Supernova 2023vyl     SN 2023esp - Type IIn Supernova in WISEA Galaxy SN 2023sfl - Type Ia-91T Supernova in SDSS Galaxy     UGC 831 - Spiral Galaxy with Type IIb Supernova 2023wdd UGC 3174 - Irregular Galaxy with Type IIb Supernova 2023mut UGC 4025 - Spiral Galaxy with Type Ia Supernova 2023boc UGC 4582 - Spiral Galaxy with Type II Supernova 2023twg UGC 6265 - Spiral Galaxy with Type Ia-91T Supernova 2023wcw UGC 9002 - Spiral Galaxy with Type II Supernova 2023pls     Variable Stars (photometric monitoring) - CY Aqr, SY Cnc, FO Ori      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: 2°C (min) - CCD Temperature:   -20° C - Notes from 2023-11-08 >>     -

12P/Pons-Brooks - Comet (Outburst)

12P/Pons-Brooks - 2023-11-08 (passing through Hercules) Sun Distance 2.66 AU (approaching) Earth Distance 2.82 AU (421.3 million km)		12P/Pons-Brooks - 2023-11-08 Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 48.34 arcsec/hr, Dec -18.41 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 2 x 90s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 18:45 UT (#1163013-14) 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 2023-11-08 18:50 UT (#1163013-19) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
12P/Pons-Brooks - 2023-11-08 Detail		12P/Pons-Brooks - 2023-11-08 Detail
Annotated CCD Image (150% size, square root scale, cropped) 7 x 90s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 18:50 UT (#1163013-19) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		Annotated false-colour CCD Image (150% size, square root scale, cropped)) Image details as left
Images of 12P/Pons-Brooks on Comets 2023 Page >>

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29P/Schwassmann-Wachmann - Comet

29P/Schwassmann-Wachmann - 2023-11-09 (passing through Cancer) Sun Distance 6.15 AU (receeding ? or turning ?) Earth Distance 5.93 AU (886.9 million km)		29P/Schwassmann-Wachmann - 2023-11-09 Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 5.64 arcsec/hr, Dec -2.06 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 11 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 01:57 UT (#1163191-201) 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) Image details as left
Images of 29P/Schwassmann-Wachmann on Comets 2023 Page >>

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C/2019 T4 (ATLAS) - Comet

C/2019 T4 (ATLAS) - 2023-11-08 (passing through Hercules) Sun Distance 5.95 AU (receeding) Earth Distance 6.69 AU (1001.5 million km)		C/2019 T4 (ATLAS) - 2023-11-08 Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 31.93 arcsec/hr, Dec -2.02 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 7 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 18:29 UT (#1163005-11) 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) Image details as left
Images of C/2019 T4 (ATLAS) on Comets 2023 Page >>

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C/2023 S2 (ATLAS) - Comet  (attempted observation)

C/2023 S2 (ATLAS) - 2023-11-08 (passing through Aquila) Sun Distance 1.14 AU Earth Distance 1.20 AU (179.2 million km) Forecast position of comet (faint or not visible ?) is shown by white circle		C/2023 S2 (ATLAS) - 2023-11-08 Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 192.95 arcsec/hr, Dec 15.83 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 3 x 90s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 19:28 UT (#1163029-33) 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) Image details as left
Images of C/2023 S2 (ATLAS) on Comets 2023 Page >>

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AT 2022actx - CV Type Transient

AT 2022actx (Aquarius) AT 2022actx (Type: CV) discovered 2022-12-10.036 UT by ATLAS Alias: ATLAS22bnpe Discovery magnitude 16.26 (orange-ATLAS filter)  ( TNS 2022actx)

AT 2022actx - 2023-11-08 (T+333.8d) Image below (2023-11-08.819) was taken 333.8 days after discovery of 2022actx Position of earlier reported transient (not visible / likely faded) is shown by white cross-hairs

Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 19:47 UT (#1163036-40) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2022actx on Transients 2023 Page >>

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AT 2023cts - Type YSO? Transient

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AT 2023cuz - Type YSO Transient, UY Aur

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AT 2023rbs - Type HPM Transient

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AT 2023tjz - Transient / Carbon Star

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 - 2023-11-08 (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 magntitude +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

Images of AT 2023tjz on Transients 2023 Page >>

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AT 2023tow - Nova Transient

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AT 2023ttx - CV Type Transient

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AT 2023tvi - CV Type Transient (Near NGC 6834)

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 - 2023-11-08 (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 (Clear Filter)

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

Images of AT 2023tvi on Transients 2023 Page >>

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AT 2023twu - Type HPM Transient

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 - 2023-11-09 (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 magntitude +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

Images of AT 2023twu on Transients 2023 Page >>

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AT 2023txn - CV Type Transient

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 - 2023-11-08 (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

Images of AT 2023txn 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 - 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

Images of AT 2023wbv on Transients 2023 Page >>

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AT 2023wvl - CV Type Transient

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

Images of AT 2023wvl on Transients 2023 Page >>

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M31 2023-05b? - Extragalactic Nova, AT 2023ksu in M31   (Attempted Observation)

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? - 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

Images of Nova M31 2023-05b? (M31) on Transients 2023 Page >> >>

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M33 2023-11a? - Unconfirmed Nova in M33  (attempted observation)

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

Images of Nova M33 2023-11a? (M33) on Transients 2023 Page >>

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NGC 2326 - Spiral Galaxy with Type II Supernova 2023pgb

NGC 2326 with SN 2023pgb (Lynx) SN 2023pgb (Type: II) discovered 2023-08-12.496 UT by ZTF Alias: ZTF23aaxdfya Discovery Magnitude 17.44 ( r-ZTF)  ( TNS 2023pgb )

NGC 2326 with SN 2023pgb - 2023-11-09 (T+88.6d) Image below (2023-11-09.114) was taken 88.6 days after discovery of 2023pgb Position of reported SN (very faint) is indicated 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 2023-11-09 02:53 UT (#1163217-21) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023pgb (in NGC 2326) on Supernova 2023 Page >>

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NGC 2326A - Spiral Galaxy

NGC 2326A (Lynx) Alias : UGC 3687, PGC 20237

Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 02:53 UT (#1163217-21) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 2326A - Detail

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

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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 (T+36.5d) with adjacent galaxy NGC 2851

Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 05:00 UT (#1163264-68) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 2848 with SN 2023usp - 2023-11-09 (T+36.5d) Image below (2023-11-09.203) was taken 36.5 days after discovery of 2023usp Position of reported SN (not visible, faded ?) is indicated 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 2023-11-09 05:00 UT (#1163264-68) 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 3690 - Spiral Galaxy with Type Ia Supernova 2023wrk

NGC 3690 with SN 2023wrk (Ursa Major) SN 2023wrk (Type: Ia) discovered 2023-11-04.229 UT by GOTO Alias: GOTO23bdo, ZTF23abpbdfm, ATLAS23vna Discovery Magnitude 18.11 (L-GOTO filter)  ( Rochester Supernova site ) ( TNS 2023wrk )

NGC 3690 with SN 2023wrk - 2023-11-09 (T+4.9d) Image below (2023-11-09.163) was taken 4.9 days after discovery of 2023wrk Position of SN (faint but distinct) is shown by white cross-hairs Poor quality image (poor guiding, single frame)

Annotated CCD Image (150% size, square root scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-11-09 03:55 UT (#1163240) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023wrk (in NGC 3690) on Supernovae 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 - 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

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

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NGC 5532 - Spiral Galaxy with Type Ia-91bg Supernova 2023omo

NGC 5532 with SN 2023omo (Bootes) SN 2023omo (Type: Ia-91bg) discovered 2023-08-04.267 UT by PS1 Alias: PS23gag Discovery magnitude 18.34 (r-P1 filter)  ( TNS 2023omo)

NGC 5532 with SN 2023omo - 2023-11-09 (T+97.0d) Image below (2023-11-09.238) was taken 97.0 days after discovery of 2023omo Position of reported supernova (not visible / faded ?) is shown by white cross-hairs Poor quality image (single frame, significant background gradient)

Annotated CCD Image (125% size, square root scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-11-09 05:43 UT (#1163283) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023omo (NGC 5532) on Supernovae 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 - 2023-11-08 (T+34.7d) Image below (2023-11-08.873) was taken 34.7 days after discovery of 2023ucy Position of SN (bright) is shown by white cross-hairs Measured magnitude +14.92

Annotated CCD Image (150% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 21:03 UT (#1163065-68) 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 - 2023-11-08 (T+11.5d) Image below (2023-11-08.921) was taken 11.5 days after discovery of 2023vyl Position of reported SN (bright) is indicated by white cross-hairs. Measured Mag +14.41 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 22:15 UT (#1163103-07) 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 2023esp - Type IIn Supernova in WISEA Galaxy

SN 2023esp (Gemini)  In WISEA Galaxy J064653.96+153548.2 SN 2023esp (Type: IIn) discovered 2023-04-09.253 UT by ATLAS Alias: ATLAS23hjb, ZTF23aaekwbn Discovery Magnitude 17.43 (orange-ATLAS Filter)  ( TNS 2023vyl )

SN 2023esp - 2023-11-09 (T+213.8d) Image below (2023-11-09.049) was taken 213.8 days after discovery of 2023esp Position of earlier reported SN (very faint ?) 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 2023-11-09 01:16 UT (#1163179-81) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023esp (in WISEA Galaxy) on Supernova 2023 Page >>

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SN 2023sfl - Type Ia-91T Supernova in SDSS Galaxy

SN 2023sfl (Pisces) Alias: In SDSS J012038.93+321416.15 SN 2023sfl (Type: Ia-91T) discovered 2023-09-13.450 UT by ZTF Alias: ZTF23abcvqkd Discovery Magnitude 19.89 (r-ZTF Filter)  ( TNS 2023sfl )

SN 2023sfl - 2023-11-08 (T+56.4d) Image below (2023-11-08.833) was taken 56.4 days after discovery of 2023sfl Position of earlier reported SN (faint SN or nucleus ?) is indicated by white cross-hairs. Measured Magnitude +18.05  (Clear Filter)

Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 20:08 UT (#1163043-47) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023sfl (in SDSS Galaxy) on Supernova 2023 Page >>

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UGC 831 - Spiral Galaxy with Type IIb Supernova 2023wdd

UGC 831 with SN 2023wdd (Andromeda) SN 2023wdd (Type: IIb) discovered 2023-11-01.445 UT by ATLAS Alias: ATLAS23uvt Discovery Magnitude 17.96 (orange-ATLAS Filter) (AT 2023wdd, Candidate Supernova later confirmed as Type IIb Supernova)  ( TNS 2023wdd )

UGC 831 with SN 2023wdd - 2023-11-08 (T+7.5d) Image below (2023-11-08.960) was taken 7.5 days after discovery of 2023wdd Position of reported supernova (faint but distinct) is shown by white cross-hairs Measured Mag ?

Annotated CCD Image (150% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 23:10 UT (#1163124-27) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023wdd (in UGC 831) on Supernova 2023 Page >>

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UGC 3174 - Irregular Galaxy with Type IIb Supernova 2023mut

UGC 3174 with SN 2023mut (Orion) SN 2023mut (Type: IIb) discovered 2023-07-11.180 UT by ASAS-SN  / GOTO Group Alias: ASASSN-23fh Discovery Magnitude 15.2 (g-SLOAN Filter)  ( TNS 2023mut )

UGC 3174 with SN 2023mut - 2023-11-09 (T+120.8d) Image below (2023-11-09.014) was taken 120.8 days after discovery of 2023mut Position of reported SN (distinct) is indicated by white cross-hairs. Measured Magnitude +15.86 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 00:28 UT (#1163163-67) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023mut (in UGC 3174) on Supernova 2023 Page >>

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UGC 4025 - Spiral Galaxy with Type Ia Supernova 2023boc

UGC 4025 with SN 2023boc (Canis Minor) SN 2023boc (Type: Ia) discovered 2023-02-12.234 UT by ZTF Alias: ZTF23aacfiuv Discovery Mag 18.00 (r-ZTF filter)  ( Rochester Supernova site | TNS 2023boc )

UGC 4025 with SN 2023boc - 2023-11-09 (T+269.8d) Image below (2023-11-09.058) was taken 269.8 days after discovery of 2023boc Position of reported SN (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 2023-11-09 01:33 UT (#1163184-88) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023boc (UGC 4025) on Supernova 2023 Page >>

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UGC 4582 - Spiral Galaxy with Type II Supernova 2023twg

UGC 4582 with SN 2023twg (Cancer) SN 2023twg (Type: II) discovered 2023-10-02.237 UT by GOTO Alias: GOTO23aon, Gaia23cwy Discovery Magnitude 18.22 (L-GOTO Filter)  ( TNS 2023twg | Gaia23cwy )

UGC 4582 with SN 2023twg - 2023-11-09 (T+37.9d) Image below (2023-11-09.144) was taken 37.9 days after discovery of 2023twg Position of reported supernova (very faint) is shown by white cross-hairs Measured Mag ?

Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 03:37 UT (#1163231-35) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023twg (in UGC 4582) on Supernova 2023 Page >>

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UGC 6265 - Spiral Galaxy with Type Ia-91T Supernova 2023wcw

UGC 6265 with SN 2023wcw (Ursa Major) SN 2023wcw (Type: Ia-91T, z= 0.032834) discovered 2023-11-01.491 UT by ZTF Alias: ZTF23abnoilr Discovery Magnitude 17.14 (r-ZTF Filter)  ( TNS 2023wcw )

UGC 6265 - Spiral Galaxy with SN 2023wcw (T+7.4d) UGC 6265 (alias  PGC 34259, catalog mag +15.2) with adjacent galaxy PGC 213802 (catalog mag +17.9) and numerous faint WISEA & 2MASX galaxies

Annotated CCD Image (50% size, square root scale) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 21:38 UT (#1163079-83) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

UGC 6265 with SN 2023wcw - 2023-11-08 (T+7.4d) Image below (2023-11-08.894) was taken 7.4 days after discovery of 2023wcw Position of reported supernova (distinct ) is shown by white cross-hairs Measured Mag +15.44 (Clear filter)

Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-08 21:38 UT (#1163079-83) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023wcw (in UGC 6265) on Supernova 2023 Page >>

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UGC 9002 - Spiral Galaxy with Type II Supernova 2023pls

UGC 9002 with SN 2023pls (Bootes) SN 2023pls (Type: II) discovered 2023-08-14.976 UT by ATLAS Alias: ATLAS23red, Gaia23cbq Discovery Magnitude 17.54 (cyan-ATLAS) z (redshift) = 0.0136  ( TNS 2023pls | Gaia23cbq )

UGC 9002 with SN 2023pls - 2023-11-09 (T+86.2d) Image below (2023-11-09.224) was taken 86.2 days after discovery of 2023pls Position of reported SN (faint & fading) is indicated by white cross-hairs. Measured Magnitude +17.31  (Clear Filter) Poor quality image (varying sky background, cloud ?, Alt 13.5°)

Annotated CCD Image (150% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-09 05:30 UT (#1163276-79) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023pls (in UGC 9002) on Supernova 2023 Page >>

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