David's Astronomy Pages CCD Images - Session 880 (2021-04-02)

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CGCG 264-017 - Galaxy (PGC 24798) with Type Ia SN 2021bjy     Variable Stars (photometric monitoring) - RZ LMi     Nearby Stars (astrometric monitoring) - None

- Night session (4.9 hours) - Main aims of the session were to acquire a selection of variable star, nearby star and comet targets and deep sky targets as cloud allowed - Session ended by arrival of cloud at 02:20 - 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 2021-04-02 >>    [ Local Files >> ]   -

CGCG 264-017 - Galaxy (PGC 24798) with Type Ia Supernova 2021bjy

CGCG 264-017 with SN 2021bjy (Ursa Major) SN 2021bjy (Type Ia, zhost=0.02749) discovered 2021/01/30.481 UT by ATLAS Alias: ATLAS21dgz  ( Rochester Supernova site | Odd Trondal image ) [ Supernovae 2021 ]

CGCG 264-017   CGCG 264-017 / PGC 24798  (catalog mag +15.4) with other galaxies in same field of view  PGC 24783 (catalog mag 16.4),  PGC 2384514 (catalog mag +17.7)

Annotated CCD Image  (50% size, square root scale) 2 x 180s exposure (average combine), 3x3 binning, C Filter 2021-04-02 23:14 UT (#880004-05) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

CGCG 264-017 with SN 2021bjy - 2021-04-02 (T+62.5d) Image below (2021-04-02.965) was taken 62.5 days after discovery of 2021bjy SN is indicated by white cross-hairs. Measured magnitude ? (faint)

Annotated CCD Image  (150% size, square root scale, cropped) 2 x 180s exposure (average combine), 3x3 binning, C Filter 2021-04-02 23:14 UT (#880004-05) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2021bjy (CGCG 264-017) on Supernovae 2021 Page >>

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