David's Astronomy Pages CCD Images - Session 794 (2020-07-07)

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Images (S795)

Objects	Session Notes
M85 - Elliptical Galaxy with SN 2020nlb Basel 6 - Open Cluster Berkeley 90 - Open Cluster     Variable Stars (photometric monitoring) - CI Cyg, S Cyg, SS Cyg, FG Sge     Nearby Stars (astrometric monitoring) - Barnards Star, HH And, 61 Cyg	- All Night Session (2.2 hours total).  - Main aim of the session was to acquire image of SN 2020nlb in M85 and to test ASCOM Dome undert POTH Hub control.     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: 5°C (min) - CCD Temperature:  -15°C  - Notes from 2020-07-07 >>

M85 - Elliptical Galaxy with SN 2020nlb

M85 with SN 2020nlb (Coma Berenices) SN 2020nlb (Type Ia), discovered 2020/06/25.251 by ATLAS  (Rochester Supernova site |  Confirmation Image | R. Spellman Image |  mag ~ 18.5 at discovery )

M85 with SN 2020nlb - 2020-07-07 (T+12.7d) Image (2020-07-07.988) taken 12.7 days after SN discovery.  Measured SN magnitude +12.3

Annotated CCD Image (100% size, square root scale, cropped) 8 x 45s exposure (average combine), 3x3 binning, C Filter 2020-07-07 23:42 UT (#794035-43) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

M85 with SN 2020nlb - Wider View Image

Annotated CCD Image (50% size, square root scale) Image details as above

M85 - Earlier Image (2004, T-15.5y)

CCD Image (100% size) 3 x 2 min (average combine), 2x2 binning,  C Filter 2004-12-11 06:47 h UT (#79055-57) 8" LX200 Classic + ST-7E

Images of SN 2020nlb (M85) on Supernovae 2020 Page >>

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Basel 6 - Open Cluster

Basel 6 (Cygnus) SAC Basel 6,  Saguaro Astronomy Club Database Its somewhat unclear where precise center of star clustering is

CCD Image (70% size, square root scale) 6 x 30s exposure (average combine), 3x3 binning, C Filter 2020-07-08 00:11 UT (#794061-68) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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Berkeley 90 - Open Cluster

Berkeley 90 (Cygnus) Berkeley Catalogue

CCD Image (70% size, square root scale) 5 x 30s exposure (average combine), 3x3 binning, C Filter 2020-07-08 01:12 UT (#794114-22) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

CCD Image (70% size, linear scale) Image details as above

Berkeley 90  - Earlier Image (2020-07-07 am)

CCD Image (70% size, linear scale) 7 x 30s exposure (average combine), 3x3 binning, C Filter 2020-07-07 01:02 UT (#793088-94) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Berkeley 90 - Earlier Image (2020-05-06)

CCD Image (70% size, linear scale) 6 x 30s exposure (average combine), 3x3 binning, C Filter 2020-05-06 23:04 UT (#780068-73) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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