David's Astronomy Pages CCD Images - Session 778 (2020-05-04)

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Images (S778)

Objects	Session Notes
C/2019 Y4 (ATLAS)  - Comet M40 - Double Star (Winnecke 4) NGC 5157 - Spiral Galaxy with Type 1a SN 2020ees IC 1222 - Spiral Galaxy (ARP 73)  with SN 2020enm UGC 10528 - Spiral Galaxy (PGC 58896) with SN 2020ekk     Variable Stars (photometric monitoring)   - R CrB, SS Her, CY Lyr     Nearby Stars (astrometric monitoring)  - Barnards Star	- Late Night Session (3.3 hours total).  - Main aims of the session was to follow up on earlier supernova observations and acquire images of a selection of deep sky and comet objects     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: 0°C (min) (Dew heaters on auto) - CCD Temperature:  -20°C  (59% av. power) - Notes from 2020-05-04 >>

C/2019 Y4 (ATLAS)  - Comet

C/2019 Y4 (ATLAS) - 2020-05-04 (passing through Camelopardalis) Sun Distance 0.79 AU  (approaching) Earth Distance 0.90 AU (134.2 million km)		C/2019 Y4 (ATLAS)  - 2020-05-04, Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra -145.22 arcsec/hr, Dec -83.99 arcsec/hr)
CCD Image (50% size, square root scale) 2 x 45s exposure (average combine), 3x3 binning, C Filter 2020-05-04 22:14 UT (#778011-12) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		CCD Image (100% size, log scale, cropped) 23 x 45s exposure (average combine), 3x3 binning, C Filter 2020-05-04 22:24 UT (#778011-35) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
Images of C/2019 Y4 (ATLAS) on Comets 2020 Page >>

C/2019 Y4 (ATLAS) - False Colour, 2020-05-04

False Color CCD Image (50% size, log scale) 23 x 45s exposure (average combine), 3x3 binning, C Filter 2020-05-04 22:24 UT (#778011-35) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

C/2019 Y4 (ATLAS) - 2020-05-04

CCD Image (150% size, linear scale, cropped) 23 x 45s exposure (average combine), 3x3 binning, C Filter 2020-05-04 22:24 UT (#778011-35) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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M40 - Double Star (Winnecke 4)

M40 (Ursa Major)  Double star also known as Winnecke 4 (WNC 4) (glare in bottom right of image is from the magnitude 5.5 star HIP 60212, lying 10' outside field of view)

CCD Image (50% size) 7 x 45s exposure (average combine), 3x3 binning, C Filter 2020-05-04 22:42 UT (#778037-43) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

M40 - Detail

CCD Image (100% size, linear scale) Image details as above

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NGC 5157 - Spiral Galaxy with Type 1a Supernovae 2020ees

NGC 5157 with SN 2020ees (Canes Venatici) SN 2020ees (Type 1a), discovered 2020/03/05.472 by ATLAS  ( Rochester Supernova site | Odd Trondal image )

NGC 5157 with SN 2020ees, 2020-05-04 (T0+60.5) Image below (2020-05-04.960) was taken 60.5 days after discovery of SN 2020ees SN is shown by white cross hairs.   Measured SN magnitude +17.4

Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2020-05-04 23:03 UT (#778048-52) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2020ees (NGC 5157) on Supernovae 2020 Page >>

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IC 1222 - Spiral Galaxy (ARP 73) with SN 2020enm

IC 1222 with SN 2020enm (Hercules) IC 1222 (catalog mag +13.4), aliases  ARP 73, PGC 58544 SN 2020enm  (Type Ia-99a SN) discovered 2020/03/16.913 by Xingming Observatory Sky Survey (XOSS)  (Rochester Supernova site |  Discovery Image |  mag +17.7 V at discovery )

IC 1222 with SN 2020enm - 2020-05-04 (T+49.1d) Image (2020-05-04.975) taken 49.1 days after SN discovery. SN shown by white cross hairs. Measured Magnitude +17.7

Annotated CCD Image (100% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2020-05-04 23:24 UT (#778054-58) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2020enm (IC 1222) on Supernovae 2020 Page >>

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UGC 10528 - Spiral Galaxy (PGC 58896) with SN 2020ekk

UGC 10528 with SN 2020ekk (Hercules) SN 2020ekk (Type II) discovered 2020/03/11.779 by Koichi Itagaki  (Rochester Supernova site |  Discovery Image (Mag +17.2) |  Marc Deldem Image ) UGC 10528 with SN 2020ekk - 2020-05-05 (T+54.2d) Image below (2020-05-05.017) was taken 54.2 days after discovery of SN 2020ekk SN is shown by white cross hairs.   Measured SN magnitude +?? (plate solve either fail or no cursor info on object)

Annotated CCD Image (100% size, square root scale, cropped) 3 x 180s exposure (average combine), 3x3 binning, C Filter 2020-05-05 00:25 UT (#778084-87) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

UGC 10528 with SN 2020ekk - Earlier Image 2020-03-20 (T+8.2d) Image below (2020-03-20.004) was taken 8.23 days after discovery of SN 2020ekk SN is shown by white cross hairs.   Estimated SN magnitude +16.2

Annotated CCD Image (100% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2020-03-20 00:06 UT (#763117-21) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2020ekk (UGC 10528) on Supernovae 2020 Page >>

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