David's Astronomy Pages Images - Session 1144 (2023-09-14)

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Session Notes

C/2019 T4 (ATLAS) - Comet     M101 - Spiral Galaxy with Type IIL Supernova 2023ixf     NGC 1272 - Elliptical Galaxy with Transient AT 2023seo (Attempt) NGC 2326 - Spiral Galaxy with Type II Supernova 2023pgb NGC 3021 - Spiral Galaxy with Type II Supernova 2023bvj     UGC 6983 - Spiral Galaxy with Type II Supernova 2022pru UGC 8046 - Spiral Galaxy with Type II Supernova 2022zxr       - C/2023 E1 (ATLAS), UGC 4269  w/SN2023dxb & AT2023rud attempts failed (due to cloud)     Variable Stars (photometric monitoring) - BL Lac      Nearby Stars (astrometric monitoring) - None - Barnards Star attempt failed (due to cloud)   -

- Attempted all-night session (8.4 hrs) but interrupted by cloud / poor All Sky star count.     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: 7.5°C (min) - CCD Temperature:  -15° C - Notes from 2023-09-14 >>     - Aurora Images/Video from 2023-09-14 >> -

C/2019 T4 (ATLAS) - Comet

C/2019 T4 (ATLAS) - 2023-09-14 (passing through Serpens) Sun Distance 5.66 AU (receeding) Earth Distance 6.07 AU (907.5 million km)		C/2019 T4 (ATLAS) - 2023-09-14 Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 23.46 arcsec/hr, Dec -8.79 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 3 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-09-14 20:38 UT (#1144018-20) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		Annotated CCD Image (100% size, square root scale, cropped) 7 x 60s exposure (average combine), 3x3 binning, Clear Filter 2023-09-14 20:35 UT (#1144014-20) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
Images of C/2019 T4 (ATLAS) on Comets 2023 Page >>

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M101 - Spiral Galaxy with Type IIL Supernova 2023ixf

M101 with SN 2023ixf (Ursa Major) SN 2023ixf (Type: IIL) discovered 2023-05-19.727 UT by Koichi Itagaki Alias: ZTF23aaklqou, AT2023iyi, AT2023jgd, AT2023jfz, PSN J14033858+5418421, PS23dij Discoverer Mag 14.9 (Clear filter)  ( Rochester Supernova site | TNS 2023ixf )

M101 with SN 2023ixf - 2023-09-14 (T+118.2d) Image below (2023-09-14.910) was taken 118.2 days after discovery of 2023ixf Position of supernova (still distinct but slowly fading) is shown by white cross-hairs Measured Magnitude +13.76 Poor quality image (cloud/single frame)

Annotated CCD Image (100% size, square root scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-09-14 21:50 UT (#1144065) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023ixf (M101) on Supernova 2023 Page

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NGC 1272 - Elliptical Galaxy with Transient AT 2023seo (Attempted Observation)

NGC 1272 with AT 2023seo (Perseus) AT 2023seo (Type: unk) discovered 2023-09-13.440 UT by ATLAS Alias: ATLAS23sjh Discovery Mag +16.65  ( Rochester Supernova site | TNS 2022zxr )

NGC 1272 with AT 2023seo - 2023-09-14 (T+1.4d) Image below (2023-09-14.884) was taken 1.4 days after discovery of 2023seo Position of reported transient (not distinguishable) is shown by white cross-hairs Very poor quality image (cloud, poor guiding, single frame)

Annotated CCD Image (150% size, square root scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-09-14 21:13 UT (#1144050) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 1272 - Earlier Image (Nov 2012) NGC 1272 (lying at image centre) is part of Perseus A / Abell 426 Galaxy Cluster

CCD Image (70% size, square root scale) 7 x 120s (average combine), 3x3 binning, C filter 2012-11-17  21:35h UT (#526363-69) 12" LX200R  (at f/9.7) + ST-10XME

Images of AT 2023seo (NGC 1272) on Transients 2023 Page >>

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NGC 2326 - Spiral Galaxy with Type II Supernova 2023pgb

NGC 2326 with SN 2023pgb (Lynx) SN 2023pgb (Type: II) discovered 2023-08-12.496 UT by ZTF Alias: ZTF23aaxdfya Discovery Magnitude 17.44 ( r-ZTF)  ( TNS 2023pgb )

NGC 2326 with SN 2023pgb - 2023-09-15 (T+33.7d) Image below (2023-09-15.149) was taken 33.7 days after discovery of 2023pgb Position of reported SN (faint) is indicated by white cross-hairs. Measured Magnitude +17.76 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped) 5 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-15 03:43 UT (#1144103-07) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023pgb (in NGC 2326) on Supernova 2023 Page >>

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NGC 3021 - Spiral Galaxy with Type II Supernova 2023bvj

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UGC 6983 - Spiral Galaxy with Type II Supernova 2022pru

UGC 6983 with SN 2022pru (Ursa Major) SN 2022pru (Type: II) discovered 2022-07-27.130 UT by ASAS-SN Alias: ASASSN-22jo  ( Rochester Supernova site | TNS 2022pru )

UGC 6983 with SN 2022pru - 2023-09-14 (T+414.8d) Image below (2023-09-14.903) was taken 414.8 days after discovery of 2022pru Position of earlier SN (not visible) is shown by white cross-hairs Very poor quality image (cloud/poor sky transparency)

Annotated CCD Image (125% size, square root scale, cropped) 180s exposure (single frame), 3x3 binning, Clear Filter 2023-09-14 21:41 UT (#1144061) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

UGC 6983 with SN 2022pru - Earlier Image, 2022-12-28 (T+153.9d) Image below (2022-12-28.075) was taken 153.9 days after discovery of 2022pru Position of SN (bright) is shown by white cross-hairs Measured magnitude +17.00 (aperture 8), fading

Annotated CCD Image (125% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2022-12-28 01:58 UT (#1076018-22) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2022pru (UGC 6983) on Supernovae 2022 Page >>

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UGC 8046 - Spiral Galaxy with Type II Supernova 2022zxr

UGC 8046 with SN 2022zxr (Ursa Major) SN 2022zxr (Type: II) discovered 2022-11-10.491 UT by ZTF Alias: ZTF22abtcyhv Discovery Mag +16.65  ( Rochester Supernova site | TNS 2022zxr )

UGC 8046 with SN 2022zxr - 2023-09-14 (T+308.3d) Image below (2023-09-14.841) was taken 308.3 days after discovery of 2022zxr Position of reported SN (very faint  / significantly faded) is shown by white cross-hairs

Annotated CCD Image (150% size, square root scale, cropped) 4 x 180s exposure (average combine), 3x3 binning, Clear Filter 2023-09-14 20:18 UT (#1144007-10) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2022zxr (UGC 8046) on Supernova 2022 Page >>

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