David's Astronomy Pages Images - Session 1107 (2023-03-10)

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Session Notes

67P/Churyumov-Gerasimenko - Comet (Attempt) C/2019 U5 (PANSTARRS) - Comet C/2022 A2 (PANSTARRS) - Comet C/2022 U2 (ATLAS) - Comet     AT 2022aavm - CV Type Transient  (Attempt) AT 2023cts - Type YSO? Transient AT 2023ctx - CV Type Transient AT 2023cub - Transient AT 2023cvz - CV Type Transient     ARP 83 - Galaxy Pair (NGC 3799 & NGC 3800) LEDA 104161 - Galaxy with Transient AT 2022qvr (Attempt) NGC 2283 - Spiral Galaxy with Type II Supernova 2023axu NGC 2708 - Spiral Galaxy with Type Ia Supernova 2023bee NGC 3021 - Spiral Galaxy with Type II Supernova 2023bvj NGC 3799 - Spiral Galaxy with Type TDE Transient AT 2023clx NGC 3862 - Elliptical Galaxy with Type Ia-pec Supernova 2023bqk NGC 5468 - Spiral Galaxy with Type Ic Supernova 2023cj NGC 5915 - Spiral Galaxy with Type Ia Supernova 2023cpt SN 2023bhb - Type Ia Supernova in WISEA Galaxy     UGC 4025 - Spiral Galaxy with Type Ia Supernova 2023boc UGC 5276 - Spiral Galaxy with Type Ia Supernova 2023cxk UGC 6674 - Spiral Galaxy with Type Ib Supernova 2023bvi UGC 8046 - Spiral Galaxy with Type II Supernova 2022zxr UGC 11225 - Spiral Galaxy with Type II Supernova 2023bqh         Variable Stars (photometric monitoring) - SS Cyg, BL Lac      Nearby Stars (astrometric monitoring) - HH And, Barnards Star, Groombridge 34

- All night session (9.5 hours)     - 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 2023-03-14 >>       - Aurora Images/Video from 2023-03-14 >>

67P/Churyumov-Gerasimenko - Comet  (Attempt)

67P/Churyumov-Gerasimenko (passing through Virgo) Sun Distance 4.27 AU  (receeding) Earth Distance 3.44 AU (513.9 million km) Expected position of comet (faded/no longer visible)  is shown by white circle		67P/Churyumov-Gerasimenko - 2023-03-15, Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra -20.60 arcsec/hr, Dec 6.89 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 15 x 45s exposure (average combine), 3x3 binning, Clear Filter 2023-03-15 02:40 UT (#1107147-61) 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) Image details as left
Images of 67P/Churyumov-Gerasimenko on Comets 2022 Page >>

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C/2019 U5 (PANSTARRS) - Comet

C/2019 U5 (PANSTARRS) - 2023-03-15 (passing through Virgo) Sun Distance 3.63 AU (approaching) Earth Distance 2.65 AU (396.6 million km)		C/2019 U5 (PANSTARRS) - 2023-03-15 Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra -80.01 arcsec/hr, Dec -6.41 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-15 00:53 UT (#1107105-07) 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) 9 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-15 00:57 UT (#1107105-13) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
Images of C/2019 U5 (PANSTARRS) on Comets 2022 Page >> Images of C/2019 U5 (PANSTARRS) on Comets 2023 Page >>

C/2019 U5 (PANSTARRS)  - False Colour Inverse Spectrum Images

C/2019 U5 (PANSTARRS) - 2023-03-15

False Colour CCD Image (70% size, log scale) 9 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-15 00:57 UT (#1107105-13) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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C/2022 A2 (PANSTARRS) - Comet

C/2022 A2 (PANSTARRS) - 2023-03-15  (passing through Andromeda) Sun Distance 1.77 AU (receeding) Earth Distance 2.23 AU (333.3 million km)		C/2022 A2 (PANSTARRS) - 2023-03-15 Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 99.21 arcsec/hr, Dec -37.50 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 2 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-15 04:41 UT (#1107219-20) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		Annotated CCD Image (100% size, log scale, cropped) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-15 04:42 UT (#1107219-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
Images of C/2022 A2 (PANSTARRS) on Comets 2023 Page >>

C/2022 A2 (PANSTARRS)  - False Colour Inverse Spectrum Images

C/2022 A2 (PANSTARRS) - 2023-03-15

False Colour CCD Image (70% size, log scale) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-15 04:42 UT (#1107219-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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C/2022 U2 (ATLAS) - Comet

C/2022 U2 (ATLAS) - 2023-03-14 (passing through Monoceros) Sun Distance 1.59 AU (receeding) Earth Distance 1.04 AU (156.3 million km) Position of comet (faint) is indicated by white cross-hairs		C/2022 U2 (ATLAS) - 2023-03-14 Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 65.23 arcsec/hr, Dec -80.72 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 8 x 90s exposure (average combine), 3x3 binning, Clear Filter 2023-03-14 21:09 UT (#1107023-30) 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/2022 U2 (ATLAS) on Comets 2023 Page >>

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AT 2022aavm - CV Type Transient

AT 2022aavm (Leo) AT 2022aavm (Type: CV) discovered 2022-11-19.471 UT by ZTF Alias: ZTF22abvfvks Discovery Mag 15.86 (gZTF Filter)  ( Rochester Supernova site | TNS 2022aavm )

AT 2022aavm - 2023-03-14 (T+115.5d) Image below (2023-03-14.960) was taken 115.5 days after discovery of 2022aavm Position of reported CV Transient (not visible) is shown by white cross-hairs

Annotated CCD Image (100% size, linear scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-03-14 23:02 UT (#1107070) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of 2022aavm on Transients 2022 Page >>

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AT 2023cts - Type YSO? Transient

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AT 2023ctx - CV Type Transient

AT 2023ctx (Aquila) AT 2023ctx (Type: CV) discovered 2023-03-05.538 UT by Gaia Alias: Gaia23azk Discovery Mag 13.85 (g-GAIA Filter)  ( TNS 2023ctx | Gaia23azk)

AT 2023ctx - 2023-03-15 (T+9.6d) Image below (2023-03-15.151) was taken 9.6 days after discovery of 2023ctx Position of reported CV Transient (distinct) is shown by white cross-hairs Measured magnitude +16.07

Annotated CCD Image (100% size, linear scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-15 03:47 UT (#1107179-83) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

AT 2023ctx - Ref Image (PanSTARRS Image) Position of reported CV Transient is shown by mauve cross-hairs No host object is visible at the reported position

Ref Image prepared for same FOV & scale

Images of AT2023ctx on Transients 2023 Page >>

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AT 2023cub - Transient

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AT 2023cvz - CV Type Transient

AT 2023cvz (Aquila) AT 2023cvz (Type: CV) discovered 2023-03-07.959 UT by Gaia Alias: Gaia23bay Alerting Magnitude 12.85 (g-GAIA Filter) vs Historic Magnitude 13.79) ~0.9 mag rise in Gaia source  ( TNS 2023cvz | Gaia23bay)

AT 2023cvz (T+7.2d)

Annotated CCD Image (50% size, linear scale) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-15 04:03 UT (#1107186-90) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

AT 2023cvz - 2023-03-15 (T+7.2d) Image below (2023-03-15.167) was taken 7.2 days after discovery of 2023cvz Position of reported CV Transient (distinct) is shown by white cross-hairs Measured magnitude +12.58

Annotated CCD Image (100% size, linear scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-03-15 04:03 UT (#1107186-90) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2023cvz on Transients 2023 Page >>

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ARP 83 - Galaxy Pair (NGC 3799 & NGC 3800)

ARP 83 (Leo) NGC 3799 & NGC 3800

Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-14 23:34 UT (#1107077-81) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 3799 - Earlier Image (Dec 2019)

Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2019-12-23 02:46 UT (#731151-55) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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LEDA 104161 - Galaxy with Transient AT 2022qvr (Attempt)

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NGC 2283 - Spiral Galaxy with Type II Supernova 2023axu

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NGC 2708 - Spiral Galaxy with Type Ia Supernova 2023bee

NGC 2708 with SN 2023bee (Hydra) SN 2023bee (Type: Ia) discovered 2023-02-01.750 UT by DLT40 Alias: DLT23b, ZTF23aabtgej, ATLAS23bqm Discovery Mag 17.26 (Clear filter)  ( Rochester Supernova site | TNS 2023bee )

NGC 2708 with SN 2023bee - 2023-03-14 (T+41.2d) Image below (2023-03-14.903) was taken 41.2 days after discovery of 2023bee Position of reported SN (bright) is shown by white cross-hairs Measured magnitude  +14.34

Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-14 21:45 UT (#1107042-44) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023bee (NGC 2708) on Supernova 2023 Page >>

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NGC 3021 - Spiral Galaxy with Type II Supernova 2023bvj

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NGC 3799 - Spiral Galaxy with Type TDE Transient AT 2023clx

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NGC 3862 - Elliptical Galaxy with Type Ia-pec Supernova 2023bqk

NGC 3862 with SN 2023bqk (Leo) SN 2023bqk (Type: Ia-pec, z= 0.022) discovered 2023-02-13.002 UT by ATLAS Alias: ATLAS23cav Discovery Mag 18.33 (orange-ATLAS Filter) ~50 kpc offset from elliptical host NGC 3862  ( Rochester Supernova site | TNS 2023bqk )

NGC 3862 with SN 2023bqk - 2023-03-15 (T+30.0d) Image below (2023-03-15.049) was taken 30.0 days after discovery of 2023bqk Position of SN (very faint) is shown by white cross-hairs

Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-15 01:19 UT (#1107115-19) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023bqk (NGC 3862) on Supernovae 2023 Page >>

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NGC 5468 - Spiral Galaxy with Type Ic Supernova 2023cj

NGC 5468 with SN 2023cj (Virgo) SN 2023cj (Type: Ic) discovered 2023-01-05.845 UT by Gaia Alias: Gaia23ada Discovery Mag 16.97 (G-Gaia Filter)  ( TNS 2023cj | Gaia23ada )

NGC 5468 with SN 2023cj - 2023-03-15 (T+68.3d) Image below (2023-03-15.120) was taken 68.3 days after discovery of 2023cj Position of reported supernova (fading) is shown by white cross-hairs

Annotated CCD Image (125% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-15 03:02 UT (#1107164-68) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023cj (NGC 5468) on Supernova 2023 Page >>

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NGC 5915 - Spiral Galaxy with Type Ia Supernova 2023cpt

NGC 5915 with SN 2023cpt (Libra) SN 2023cpt (Type: Ia, z=0.00758) discovered 2023-02-27.356 UT by ATLAS Alias: ATLAS23cxk Discovery Mag 17.10 (cyan-ATLAS filter)  ( Rochester Supernova site | TNS 2023cpt )

NGC 5915 with SN 2023cpt - 2023-03-15 (T+15.8d) Image below (2023-03-15.135) was taken 15.8 days after discovery of 2023cpt Position of reported SN (distinct) 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 2023-03-15 03:23 UT (#1107172-76) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023cpt (NGC 5915) on Supernova 2023 Page >>

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

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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 - 2023-03-14 (T+30.7d) Image below (2023-03-14.913) was taken 30.7 days after discovery of 2023boc Position of reported SN (bright) is shown by white cross-hairs Measured magnitude +15.36

Annotated CCD Image (150% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-14 22:01 UT (#1107047-50) 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 5276 - Spiral Galaxy with Transient AT 2023cxk

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UGC 6674 - Spiral Galaxy with Type Ib Supernova 2023bvi

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UGC 8046 - Spiral Galaxy with Type II Supernova 2022zxr

UGC 8046 with SN 2022zxr (Ursa Major) SN 2022zxr (Type: II) discovered 2022-11-10.491 UT by ZTF Alias: ZTF22abtcyhv Discovery Mag +16.65  ( Rochester Supernova site | TNS 2022zxr )

UGC 8046 with SN 2022zxr - 2023-03-15 (T+124.5d) Image below (2023-03-15.020) was taken 124.5 days after discovery of 2022zxr Position of reported SN (faint) is shown by white cross-hairs Measured magnitude  +17.16

Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-15 00:38 UT (#1107098-102) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2022zxr (UGC 8046) on Supernova 2022 Page >>

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UGC 11225 - Spiral Galaxy with Type II Supernova 2023bqh

UGC 11225 with SN 2023bqh (Draco) SN 2023bqh (Type: II) discovered 2023-02-12.982 UT by XOSS Alias: PSP23C, Gaia23atx, ZTF23aacdlst Discovery Mag 19.85 (r-ZTF filter)  ( Rochester Supernova site | TNS 2023bqh | Gaia23atx )

UGC 11225 with SN 2023bqh - 2023-03-15 (T+30.1d) Image below (2023-03-15.080) was taken 30.1 days after discovery of 2023bqh Position of earlier SN (faint) is shown by white cross-hairs Measured Magnitude ? (unable to extract magnitude)

Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-03-15 02:04 UT (#1107129-33) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023bqh (UGC 11225) on Supernova 2023 Page >>

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