David's Astronomy Pages Images - Session 1000 (2022-04-18)

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Images (S1001)

Objects	Session Notes
C/2019 L3 (ATLAS) - Comet     NGC 3367 - Spiral Galaxy with Type II Supernova 2022ewj NGC 3690 - Spiral Galaxy with Type Ib Supernova 2022gnp     UGC 5560 - Spiral Galaxy with Type Ia Supernova 2022ewv     Variable Stars (photometric monitoring) - None      Nearby Stars (astrometric monitoring) - None	- All night session ( 5.3 hours attempted) Session imaging ended after only 1.3 hours due to unexpected closure of TheSky6 program (possible program crash)     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: 3.5°C (min) - CCD Temperature:  -15°C - Notes from 2022-04-18 >>

C/2019 L3 (ATLAS) - Comet

C/2019 L3 (ATLAS) (passing through Gemini) Sun Distance 3.67 AU (receeding) Earth Distance 3.80 AU (568.4 million km) Passing close to star GSC 760:381 (mag 10.7)		C/2019 L3 (ATLAS) - 2022-04-18, Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 27.63 arcsec/hr, Dec -18.78 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 2 x 45s exposure (average combine), 3x3 binning, C Filter 2022-04-18 21:38 UT (#1000018-19) 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 2022-04-18 21:35 UT (#1000011-19) 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)  -  2022-04-18

False Colour CCD Image (70% size, log scale) 9 x 45s exposure (average combine), 3x3 binning, C Filter 2022-04-18 21:35 UT (#1000011-19) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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NGC 3367 - Spiral Galaxy with Type II Supernova 2022ewj

NGC 3367 with SN2022ewj (Leo) SN 2022ewj (Type: II) discovered 2022-03-19.544 UT by Koichi Itagaki Alias: ATLAS22jhw  ( Rochester Supernova site | TNS 2022ewj )

NGC 3367 with SN2022ewj - 2022-03-25 (T+6.4d) Image below (2022-03-25.967) was taken 6.4 days after discovery of 2022ewj Position of SN (distinct) is shown by white cross-hairs Measured magnitude +16.11

Annotated CCD Image (125% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2022-03-25 23:22 UT (#995069-73) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 3367 with SN2022ewj - 3 satellites crossing single sub-frame Image below shows 3 satellites crossing a180s exposure of NGC 3367 with SN2022ewj The sub-frame couldn't be used for stacking

Annotated CCD Image (50% size, square root scale) 180s exposure (single frame), 3x3 binning, C Filter 2022-04-18 21:23 UT (#1000008) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2022ewj (NGC 3367) on Supernovae 2022 Page

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NGC 3690 - Spiral Galaxy with Type Ib Supernova 2022gnp

NGC 3690 with SN2022gnp (Ursa Major) SN 2022gnp (Type: Ib) discovered 2022-04-05.330 UT by ZTF Alias: ZTF22aadoihx  ( Rochester Supernova site | TNS 2022gnp )

NGC 3690 - Spiral Galaxy Part of ARP 299 & ARP 296 [ ARP Galaxies ]

Annotated CCD Image (50% size, log scale) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2022-04-18 22:16 UT (#1000029-33) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 3690 with SN2022gnp - 2022-04-18 (T+13.6d) Image below (2022-04-18.921) was taken 13.6 days after discovery of 2022gnp Position of SN (indistinct) is shown by white cross-hairs

Annotated CCD Image (150% size, log scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, C Filter 2022-04-18 22:16 UT (#1000029-33) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2022gnp (NGC 3690) on Supernovae 2022 Page

NGC 3690 - Earlier Image (2014)

CCD Image (Log Scaled, 150% size, cropped) 5 x 90s sec exposure (average combine), 3x3 binning, C Filter 2014-12-04 01:35 h UT (#574426-30) 12" LX200R  (at f/10.4) + ST-10XME

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UGC 5560 - Spiral Galaxy with Type Ia Supernova 2022ewv

UGC 5560 with SN2022ewv (Leo Minor) SN 2022ewv (Type: Ia) discovered 2022-03-19.386 UT by ATLAS Alias: ATLAS22jgy  ( Rochester Supernova site )

UGC 5560 with SN2022ewv - 2022-04-18 (T+30.5d) Image below (2022-04-18.906) was taken 30.5 days after discovery of 2022ewv Position of SN (faint) is shown by white cross-hairs

Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, C Filter 2022-04-18 21:54 UT (#1000022-26) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2022ewv (UGC 5560) on Supernovae 2022 Page >>

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