David's Astronomy Pages CCD Images - Session 988 (2022-03-18)

Images (S987)

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Images (S989)

Objects	Session Notes
19P/Borrelly - Comet C/2019 L3 (ATLAS) - Comet     Nova Per 2020 - Nova (V1112 Per)      Variable Stars (photometric monitoring) - U Her, SS Her      Nearby Stars (astrometric monitoring) - Barnards Star	- Short late evening session 0.6 hours cut short by haze/ thin cloud / poor sky transparency / bright moonlit skies  leading to insufficient AllSky Stars Count.     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: 5.5°C (min) - CCD Temperature:  -20°C - Notes from 2022-03-18 >>    [ Local Files >> ]

19P/Borrelly - Comet

19P/Borrelly (passing through Perseus) Sun Distance 1.41 AU (receeding) Earth Distance 1.57 AU (234.4 million km)		19P/Borrelly - 2022-03-18, Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 126.22 arcsec/hr, Dec 65.99 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 3 x 45s exposure (average combine), 3x3 binning, C Filter 2022-03-18 22:47 UT (#988005-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		CCD Image (100% size, square root scale, cropped) 8 x 45s exposure (average combine), 3x3 binning, C Filter 2022-03-18 22:49 UT (#988003-11) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
Images of 19P/Borrelly on Comets 2022 Page >>

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C/2019 L3 (ATLAS) - Comet

C/2019 L3 (ATLAS) (passing through Gemini) Sun Distance 3.61 AU (receeding) Earth Distance 3.29 AU (491.9 million km)		C/2019 L3 (ATLAS) - 2022-03-18, Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 11.96 arcsec/hr, Dec -22.43 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 3 x 45s exposure (average combine), 3x3 binning, C Filter 2022-03-18 23:14 UT (#988021-23) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		CCD Image (100% size, log scale, cropped) 9 x 45s exposure (average combine), 3x3 binning, C Filter 2022-03-18 23:17 UT (#988021-29) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
Images of C/2019 L3 (ATLAS) on Comets 2022 Page >>

C/2019 L3 (ATLAS) - False Colour Image Inverse Spectrum

C/2019 L3 (ATLAS)  -  2022-03-18

False Colour CCD Image (70% size, log scale) 9 x 45s exposure (average combine), 3x3 binning, C Filter 2022-03-18 23:17 UT (#988021-29) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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Nova Per 2020 - Nova (V1112 Per, AT2020abap)

Nova Per 2020 (Perseus) Nova in Perseus discovered 2020/11/25.807 [ Novae ] Nova Per 2020 discovered independently by Seiji Ueda and Stanislav Korotkiy et al AT2020abap (Type: CV) reported 2020/11/27.230 UT by PGIR Alias: N Per 2020 , PGIR20fbf, TCP J04291888+4354233, TCP J04291884+4354232, V1112 Per

Nova Per 2020 - 2022-03-18 (T+478.2d) Image below (2022-03-18.958) was taken 478.2 days after discovery of  nova Nova (fading) is shown by white cross hairs.  Measured magnitude +16.45

Annotated CCD Image (100% size, linear scale, cropped) 5 x 90s exposure (average combine), 3x3 binning, C Filter 2022-03-18 23:03 UT (#988014-18) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of Nova Per 2020 on Novae Page >>

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