David's Astronomy Pages CCD Images - Session 1168 (2023-11-17)

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Images (S1169)

Objects	Session Notes
12P/Pons-Brooks - Comet C/2022 A2 (PANSTARRS) - Comet     NGC 7625 - Spiral Galaxy (ARP 212) with Type Ia Supernova 2023vyl       - AT2023tvi attempt failed (due to partial cloud & star trailing)     Variable Stars (photometric monitoring) - V Sge      Nearby Stars (astrometric monitoring) - None	- Planned evening session (1.4 hrs) ended early due to developing cloud.     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: -0.5°C (min) - CCD Temperature:   -25° C - Notes from 2023-11-17 >>     -

12P/Pons-Brooks - Comet (Outburst)

12P/Pons-Brooks - 2023-11-17 (passing through Hercules) Sun Distance 2.55 AU (approaching) Earth Distance 2.73 AU (409.0 million km)		12P/Pons-Brooks - 2023-11-17 Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 56.51 arcsec/hr, Dec -15.27 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 2 x 90s exposure (average combine), 3x3 binning, Clear Filter 2023-11-17 19:19 UT (#1168022-23) 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
12P/Pons-Brooks - 2023-11-17 Detail		12P/Pons-Brooks - 2023-11-17 Detail
Annotated CCD Image (150% size, square root scale, cropped) 2 x 90s exposure (average combine), 3x3 binning, Clear Filter 2023-11-17 19:19 UT (#1168022-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		Annotated false-colour CCD Image (50% size, square root scale, cropped)) Image details as left
Images of 12P/Pons-Brooks on Comets 2023 Page >>

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C/2022 A2 (PANSTARRS) - Comet

C/2022 A2 (PANSTARRS) - 2023-11-17  (passing through Aquarius) Sun Distance 3.67 AU (receeding) Earth Distance 3.36 AU (501.9 million km) Expected position of comet (not visible) in indicated by white circle		C/2022 A2 (PANSTARRS) - 2023-11-17 Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra -0.57 arcsec/hr, Dec -21.68 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 4 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-11-17 18:51 UT (#1168008-11) 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/2022 A2 (PANSTARRS) on Comets 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 - 2023-11-17 (T+20.4d) Image below (2023-11-17.790) was taken 20.4 days after discovery of 2023vyl Position of reported SN (bright, brightening ?) is indicated by white cross-hairs. Measured Mag +14.58 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-11-17 19:03 UT (#1168015-17) 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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