David's Astronomy Pages CCD Images - Session 984 (2022-03-07)

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Images (S985)

Objects	Session Notes
AT2022abr - CV Type Transient     NGC 5732 - Spiral Galaxy with Type Ia Supernova 2021agpf      Variable Stars (photometric monitoring) - ER UMa - GK Per attempt failed due to cloud      Nearby Stars (astrometric monitoring) - None	- Short evening session 1.2 hours cut short by development of clouds     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: -1°C (min) - CCD Temperature:  -20°C - Notes from 2022-03-07 >>    [ Local Files >> ]

AT2022abr - CV Type Transient

AT2022abr (Coma Berenices) AT2022abr (Type: CV) discovered 2022-01-19.672 UT by MASTER Alias: MASTER OT J130738.14+210242.9  ( TNS 2022abr )

Annotated CCD Image  (50% size, linear scale) 4 x 60s exposure (average combine), 3x3 binning, C Filter 2022-02-14 22:03 UT (#971013-17) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

AT2022abr - 2022-03-07 (T+47.2d) Image below (2022-03-07.860) was taken 47.2 days after discovery of 2022abr Transient is indicated by white cross-hairs Measured magnitude +17.6

Annotated CCD Image (100% size, square root scale, cropped) 5 x 60s exposure (average combine), 3x3 binning, C Filter 2022-03-07 20:41 UT (#984009-13) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT2022abr on Transients 2022 Page >>

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NGC 5732 - Spiral Galaxy with Type Ia Supernova 2021agpf

NGC 5732 with SN2021agpf (Bootes) SN 2021agpf (Type: Ia) discovered 2021-12-26.624 UT by ATLAS Alias: ATLAS21bnoc  ( Rochester Supernova site | TNS 2021agpf )

NGC 5732 with SN2021agpf - 2022-03-07 (T+71.2d) Image below (2022-03-07.869) was taken 71.2 days after discovery of 2021agpf Position of SN (bright) is shown by white cross-hairs Measured magnitude +16.70

CCD Image (125% size,square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2022-03-07 21:01 UT (#984016-20) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2021agpf (NGC 5732) on Supernovae 2021 Page

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