David's Astronomy Pages CCD Images - Session 924 (2021-10-13)

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Images (S925)

Objects	Session Notes
NGC 6184 - Spiral Galaxy with Type Ia Supernova 2021wkv NGC 6500 - Spiral Galaxy with Type Ia Supernova 2021wuf      Variable Stars (photometric monitoring) - S Cyg, AM Her      Nearby Stars (astrometric monitoring) - None	- Full night Session (8.8 hours). - Clear skies all night but poor seeing and moonlit - Main aims of the session were to acquire a selection of targets including  Comet 67P/Churyumov-Gerasimenko - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: 12°C (min) - CCD Temperature:  -10°C - Notes from 2021-10-13 >>    [ Local Files >> ]   -

NGC 6184 - Spiral Galaxy with Type Ia Supernova 2021wkv

NGC 6184 with SN 2021wkv (Hercules) SN 2021wkv (Type: Ia, zhost=0.027329) discovered 2021/08/20.277 UT by ATLAS Alias: ATLAS21bgqy.  Magnitude +18.2 at discovery  (Rochester Supernova site )

NGC 6184 with SN 2021wkv - 2021-10-13 (T+54.6d) Image below (2021-10-13.832) was taken 54.6 days after discovery of 2021wkv 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, C Filter 2021-10-13 20:07 UT (#924011-15) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2021wkv (NGC 6184) on Supernovae 2021 Page >>

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NGC 6500 - Spiral Galaxy with Type Ia Supernova 2021wuf

NGC 6500 with SN 2021wuf (Hercules) SN 2021wuf (Type: Ia) discovered 2021-08-23.372 UT by ATLAS Alias: ATLAS21bgsc  (Rochester Supernova site | Mantero Andrea image )

NGC 6500 with SN 2021wuf - 2021-10-04 (T+42.5d) Image below (2021-10-04.894) was taken 42.5 days after discovery of 2021wuf Position of SN (distinct, fading) is shown by white cross-hairs. Measured Magnitude +16.04 (Clear Filter)

Annotated CCD Image  (100% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2021-10-04 21:34 UT (#921004-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2021wuf (NGC 6500) on Supernovae 2021 Page >>

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