David's Astronomy Pages Images - Session 1037 (2022-09-14)

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Session Notes

Nova Per 2020 - Nova (V1112 Per)     AT 2022kl - Variable Star Outburst (V0381 Lac) AT 2022tmq - Type HPM Transient     LEDA 1352843 - Galaxy with Transient AT 2021acbu  (attempt/faded)     NGC 157 - Spiral Galaxy with Type Ic Supernova 2022jli     UGC 3923 - Spiral Galaxy with Transient AT 2022rqc UGC 12005 - Galaxy with Type II Supernova 2022ovb       - AT2022tru, AT2022oar, AT2022tqu & NGC 7642 w/AT 2022df attempts failed (due to bad guiding / cloud)     Variable Stars (photometric monitoring) - None      Nearby Stars (astrometric monitoring) - HH And, Groombridge 34

- All Night session (5.0h). Start delayed by cloud and then by a Camera issue. Cloud also interrupted the session later on.     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: 9.5°C (min) - CCD Temperature:  -10°C - Notes from 2022-09-14 >>       - Aurora Images/Video from 2022-09-14  >>       - Fireball Event from 2022-09-14  >>

Nova Per 2020 - Nova (V1112 Per, AT 2020abap)

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 AT 2020abap (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 - 2022-09-15 (T+658.3d) Image below (2022-09-15.121) was taken 658.3 days after discovery of nova Nova (fading) is shown by white cross hairs.  Measured magnitude +16.90

Annotated CCD Image (100% size, linear scale, cropped) 4 x 90s exposure (average combine), 3x3 binning, Clear Filter 2022-09-15 02:58 UT (#1037078-81) 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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AT 2022kl - Variable Star Outburst (V0381 Lac)

AT 2022kl (Lacerta) AT 2022kl (Type: CV) discovered 2022-01-10.882 UT by MASTER Alias: MASTER OT J221558.82+422247.1,   V0381 Lac (Carbon Star) Pre-Print : The variable V381 Lac and its possible connection with the R CrB phenomenon (https://arxiv.org/pdf/1512.00146v1.pdf) Discovery Magnitude +13.6 vs pre-discovery mag > +20.2 (VegaMag)  ( TNS 2022kl )

AT 2022kl / V0381 Lac - 2022-09-15 (T+247.1d) Image below (2022-09-15.007) was taken 247.1 days after discovery of 2022kl Position of reported transient (bright) is shown by white cross-hairs Measured magnitude +11.35 (V, from C) (using 000-BCQ-259 (V 11.57, B-V 1.02) & 000-BCQ-258 (V 12.36, B-V 1.22) Note: Mag estimate is uncertain due to V0381 Lac's deep red (high B-V) colour)

Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2022-09-15 00:14 UT (#1037009-13) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

AT 2022kl / V0381 Lac - R Band Image (T+247.1d) Measured magnitude +11.50 (V, from R) (using 000-BCQ-259 (V 11.57, B-V 1.02) & 000-BCQ-258 (V 12.36, B-V 1.22) Note: Mag estimate is uncertain due to V0381 Lac's deep red (high B-V) colour)

Annotated CCD Image (100% size, linear scale, cropped) 3 x 60s exposure (average combine), 3x3 binning, R Filter 2022-09-15 00:18 UT (#1037014-16) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

AT 2022kl / V0381 Lac - Reference Image Transient object is indicated by magenta cross-hairs

Pan STARRS Background Image captured via Aladin

Images of AT 2022kl on Transients 2022 Page >>

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AT 2022tmq - Type HPM Transient

AT 2022tmq (Cancer) AT 2022tmq (Type: HPM) discovered 2022-09-03.508 UT by ZTF Alias: ZTF22abfbpfg Discovery Magnitude +16.6 VegaMag (prior non-detection >+20.1)  ( TNS 2022tmq )

AT 2022tmq - 2022-09-15 (T+11.7d) Image below (2022-09-15.159) was taken 11.7 days after discovery of 2022tmq Position of reported transient is shown by white cross-hairs

Annotated CCD Image (50% size, linear scale) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2022-09-15 03:54 UT (#1037097-98) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

AT 2022tmq - 2022-09-15 (T+11.7d) - Detail

Annotated CCD Image (100% size, linear scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, Clear Filter 2022-09-15 03:54 UT (#1037097-98) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

AT 2022tmq - Reference Image Position of reported transient is shown by purple cross-hairs Object is presumed to be a brightening and movement of the dim star that lies 30" to SE  of the star's current position

DSS2 Colour Image captured via Aladin

Images of AT 2022tmq on Transients 2022 Page >>

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LEDA 1352843 - Galaxy with Transient AT 2021acbu (faded)

LEDA 1352843 with AT 2021acbu (Pisces) AT 2021acbu (Type: unk) discovered 2021-10-24.074 UT by MASTER Alias: MASTER OT J004711.21+084427.4 Discovery Magnitude +16.6 VegaMag (prior non-detection >+20.1)  ( TNS 2021acbu )

LEDA 1352843 - Galaxy LEDA 1352843 (alias  PGC 1352843, catalog mag +17.6) Position of LEDA 1352843 / PGC 1352843 is shown by white circle

Annotated CCD Image (50% size, square root scale) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2022-09-15 02:13 UT (#1037065-68) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

LEDA 1352843 with AT 2021acbu - 2022-09-15 (T+326.0d) Image below (2022-09-15.087) was taken 326.0 days after discovery of 2021acbu Position of AT 2021acbu (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 2022-09-15 02:13 UT (#1037065-68) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2021acbu (LEDA 1352843) on Transients 2021 Page >>

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NGC 157 - Spiral Galaxy with Type Ic Supernova 2022jli

NGC 157 with SN 2022jli (Cetus) SN 2022jli (Type: Ic) discovered 2022-05-05.170 UT by Berto Monard Alias: ATLAS22oat, AT2022jzy, Gaia22cbu Discovery Mag +14.4  [  Herschel 400 Objects | TNS2022jli | Gaia22cbu  ]

NGC 157 with SN 2022jli - 2022-09-15 (T+132.9d) Image below (2022-09-15.078) was taken 132.9 days after discovery of 2022jli Position of SN (distinct) is shown by white cross-hairs Measured Magnitude +15.39

CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2022-09-15 01:58 UT (#1037060-62) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 157 - Pre-SN Image (2021-11-09)

CCD Image (100% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2021-11-09 21:07 UT (#932047-50) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2022jli (NGC 157) on Supernova 2022 Page >>

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UGC 3923 - Spiral Galaxy with Type Ia Supernova 2022rqc

UGC 3923 with AT 2022rqc (Lynx) SN 2022rqc (Type: Ia)  discovered 2022-08-20.487 UT by ZTF Alias: ZTF22abbozja  ( Rochester Supernova site | TNS 2022rqc )

UGC 3923 - Spiral Galaxy

UGC 3923 with SN 2022rqc - 2022-09-15 (T+25.7d) Image below (2022-09-15.147) was taken 25.7 days after discovery of 2022rqc Position of reported tranisent is shown by white cross-hairs Measured magnitude +15.45 (nucleus + transient)

Annotated CCD Image (150% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2022-09-15 03:40 UT (#1037091-94) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2022rqc (UGC 3923) on Supernova 2022 Page >>

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UGC 12005 - Galaxy with Type II Supernova 2022ovb

UGC 12005 with SN 2022ovb (Lacerta) SN 2022ovb (Type: II, z=0.0183) discovered 2022-07-14.409 UT by ZTF Alias: ZTF22aativsd, Gaia22ddj Discovery Magnitude +18.46 (Reached on +16.92 at  2022-07-28.907, Gaia)  ( TNS 2022ovb  | Gaia22ddj )

UGC 12005 - Galaxy UGC 12005 (alias  PGC 68675, catalog mag +17.2) Also in the FOV is spiral galaxy PGC 68715 (catalog mag +14.7) Position of UGC 12005 with SN 2022ovb is shown by white circle

Annotated CCD Image (50% size, square root scale) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2022-09-15 00:51 UT (#1037040-42) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

UGC 12005 with SN 2022ovb - 2022-09-15 (T+62.6d) Image below (2022-09-15.026) was taken 62.6 days after discovery of 2022ovb Position of SN  2022ovb is shown by white cross-hairs Measured magnitude +17.14

Annotated CCD Image (150% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2022-09-15 00:51 UT (#1037040-42) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2022ovb (UGC 12005) on Supernova 2022 Page >>

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