David's Astronomy - Images 2024-11-11 (S1266)

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Images - Session 1266 (2024-11-11)

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Objects Session Notes

29P/Schwassmann-Wachmann - Comet

AT 2022qnv - Type YSO Transient

AT 2023srv - CV Type Transient - Attempt

AT 2023swm - Type ulens? Transient

AT 2024jfs - Transient (non-detection)

AT 2024sje - Type YSO Transient (near B33)

AT 2024vtr - CV Type Transient

AT 2024wqf - Type AGN Transient (4C 27.50)

AT 2024zck - CV Type Transient

AT 2024zys - CV Type Transient

AT 2024aasc - CV Type Transient

LEDA 16241 - Galaxy with Type II Supernova 2024qiw

MCG +9-31-13 - Galaxy with Type Ia-91T Supernova 2023hsb (non-detection)

NGC 2936 - Spiral Galaxy (The Porpoise Galaxy, ARP 142)

NGC 5162 - Spiral Galaxy with Type II Supernova 2024aawh

UGCA 101 - Irregular Galaxy (PGC 16826)

UGC 5426 - Spiral Galaxy with Type IIP Supernova 2024aanq

- AT 2024aart attempt failed (due to cloud), NGC 2642 w/SN2023aaby & NGC 3443 w/SN2024ehs attempts failed (due to bad-guiding)

Variable Stars (photometric monitoring)

- Z And, BL Lac, NV Ori, GK Per, T CrB, X Tri

Nearby Stars (astrometric monitoring)

- None

- Attempted All-Night Session (9.7 hrs). Start delayed by early evening cloud

- 12" LX200 + ST-10XME for imaging

- TS 80mm APO + ZWO ASI178MC for guiding & imaging

- Ambient Temperature: 3.°C (min)

- CCD Temperature: -20°C

- Notes from 2024-11-11 >>

-

Observing Result

29P/Schwassmann-Wachmann - Comet

29P/Schwassmann-Wachmann - 2024-11-12 (passing through Leo) Sun Distance 6.24 AU (receeding) Earth Distance 6.35 AU (949.6 million km) Passing by HIP 49637 (31 Leo, mag 4.4) & spiral galaxy NGC 3130		29P/Schwassmann-Wachmann - 2024-11-12 Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 11.53 arcsec/hr, Dec -6.43 arcsec/hr)

Annotated CCD Image (50% size, square root scale) 6 x 90s exposure (average combine), 3x3 binning, Clear Filter 2024-11-12 04:03 UT (#1266174-79) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		Annotated CCD Image (125% size, square root scale, cropped) Image details as left

Images of 29P/Schwassmann-Wachmann on Comets 2023 Page >>
Images of 29P/Schwassmann-Wachmann on Comets 2024 Page >>

AT 2022qnv - Type YSO Transient

AT 2022qnv (Orion)
AT 2022qnv (Type: YSO) discovered 2022-07-28.651 UT by Gaia
Alias: Gaia22ddt
Alerting Magnitude 14.63 (vs Historic Magnitude 13.39)
Known YSO BB Ori fades by 1 mag
( TNS 2022qnv , Gaia22ddt )

AT 2022qnv - 2024-11-11 (T+837.3d)
Image below (2024-11-11.974) was taken 837.3 days after discovery of 2022qnv
Position of earlier transient (faint) is shown by white cross-hairs
Measured Magnitude +13.94
(star has likely returned to its normal (non-dimmed) state)

Annotated CCD Image (100% size, linear scale, cropped)
2 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-11 23:25 UT (#1266053-54)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2022qnv on Transients 2022 Page >>

AT 2023srv - CV Type Transient (Attempt)

AT 2023srv (Cassiopeia)
AT 2023srv (Type: CV) discovered 2023-09-16.171 UT by GEOTS
Alias: GEOTS-Balaji-2023-018, TCP J00452678+5512505
Discovery Magnitude 15.7 (Clear Filter)
vs Prior Non-Detection Limiting Mag 18
Blue continuum dominated spectrum, with a potentially weak narrow absorption feature of H beta.
Considering a probable past outburst in 2013, object is most likely a CV.
( TNS 2023srv )

AT 2023srv - 2024-11-12 (T+422.9d)
Image below (2024-11-12.060) was taken 422.9 days after discovery of 2023srv
No indication of any object at reported position (shown by white cross-hairs)
Non-Detection, Limiting Mag +17.8 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
5 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-11-12 01:30 UT (#1266099-103)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2023srv on Transients 2023 Page >>

AT 2023swm - Type ulens? Transient

AT 2023swm (Auriga)
AT 2023swm (Type: ulens?) discovered 2023-09-14.385 UT by Gaia
Alias: Gaia23ckk
Alerting Magnitude 15.60 (G-Gaia Filter)
vs Historic Magnitude 15.77 +/- 0.03 SD
Bright gal.plane source candidate microlensing event or Be-type outburst
( TNS 2023swm )

AT 2023swm - 2024-11-12 (T+424.6d)
Image below (2024-11-12.028) was taken 424.6 days after discovery of 2023swm
Position of earlier transient (visible) shown by white cross-hairs
Measured Magnitude +15.60 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-12 00:49 UT (#1266078-82)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2023swm on Transients 2023 Page >>

AT 2024jfs - Transient (non-detection)

AT 2024jfs (Gemini)
AT 2024jfs (Type: unk) discovered 2024-05-22.247 UT by ATLAS
Alias: ATLAS24hpo
Discovery Magnitude 16.71 (orange-AT Filter)
vs Non-Detection Limiting Magnitude 18.71
( TNS 2024jfs )

AT 2024jfs - 2024-11-12 (T+173.9d)
Image below (2024-11-12.135) was taken 173.9 days after discovery of 2024jfs
Position of earlier transient (not visible) shown by white cross-hairs
Non-Detection Limiting Magnitude +18.7 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
2 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-12 03:17 UT (#1266159-60)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024jfs on Transients 2024 Page >>

AT 2024sje - Type YSO Transient (near B33)

AT 2024sje (Orion)
AT 2024sje (Type: YSO) discovered 2024-08-08.477 UT by Gaia
Alias: Gaia24cgb
Alerting Magnitude 16.61 (G-Gaia Filter)
vs Historic Magnitude 15.20 +/- 0.24 SD
Dimming in known YSO
( TNS 2024sje | Gaia24cgb )

AT 2024sje - 2024-11-11 (T+95.5d)
Image below (2024-11-11.988) was taken 95.5 days after discovery of 2024sje
Position of earlier transient (distinct, normal state) is shown by white cross-hairs
Measured Magnitude +15.24 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-11 23:50 UT (#1266061-64)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024sje on Transients 2024 Page >>

AT 2024vtr - CV Type Transient

AT 2024vtr (Andromeda)
AT 2024vtr (Type: CV) discovered 2024-09-19.658 UT by XOSS
Alias: PSP24V, TCP J00425013+4236330
Discovery Magnitude 15.85 (Clear Filter)
vs Prior Non-Detection Limiting Magnitude 19.0
( TNS 2024vtr )

AT 2024vtr - 2024-11-12 (T+53.4d)
Image below (2024-11-12.052) was taken 53.4 days after discovery of 2024vtr
Position of earlier transient (very faint) is shown by white cross-hairs
Measured Magnitude +18.07 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
5 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-11-12 01:18 UT (#1266092-96)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024vtr on Transients 2024 Page >>

AT 2024wqf - Type AGN Transient (4C 27.50)

AT 2024wqf (Pegasus)
AT 2024wqf (Type: AGN) discovered 2024-09-24.205 UT by MASTER
Alias: MASTER OT J232159.82+273246.9, 4C 27.50
Discovery Magnitude 13.7 (Clear Filter)
( TNS 2024wqf | 4C 27.50 (Simbad) )
[ AGN ]

AT 2024wqf - 2024-11-12 (T+48.9d)
Image below (2024-11-12.121) was taken 48.9 days after discovery of 2024wqf
Position of reported transient (brightening) is shown by white cross-hairs
Measured Magnitude +14.38 (Clear Filter)

Annotated CCD Image (100% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-12 03:01 UT (#1266153-56)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024wqf on Transients 2024 Page >>

AT 2024zck - CV Type Transient

AT 2024zck (Ursa Major)
AT 2024zck (Type: CV) discovered 2024-10-22.405 UT by Gaia
Alias: Gaia24dbs
Alerting Magnitude 16.49 (G-Gaia Filter)
vs Historic Magnitude 18.50 +/- 0.46 SD
Outburst in known CV SDSS J091935.66+502825.1
( TNS 2024zck | Gaia24dbs )

AT 2024zck - 2024-11-12 (T+20.6d)
Image below (2024-11-12.044) was taken 20.6 days after discovery of 2024zck
Position of reported transient (faint, brightening ?) is shown by white cross-hairs
Measured Magnitude +17.17 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
5 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-11-12 01:07 UT (#1266085-89)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024zck on Transients 2024 Page >>

AT 2024zys - CV Type Transient

AT 2024zys (Camelopardalis)
AT 2024zys (Type: CV) discovered 2024-10-28.883 UT by Gaia
Alias: Gaia24dde
Alerting Magnitude 11.23 (G-Gaia Filter)
vs Historic Magnitude 11.44 +/- 0.04 SD
( TNS 2024zys | Gaia24dde )

AT 2024zys - 2024-11-12 (T+14.2d)
Image below (2024-11-12.079) was taken 14.2 days after discovery of 2024zys
Position of reported transient (fading slowly) is shown by white cross-hairs
Measured Magnitude +11.87 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
5 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-11-12 01:57 UT (#1266123-27)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024zys on Transients 2024 Page >>

AT 2024aasc - CV Type Transient

AT 2024aasc (Cygnus)
AT 2024aasc (Type: CV) discovered 2024-11-03.605 UT by Gaia
Alias: Gaia24dfd
Alerting Magnitude 13.55 (G-Gaia Filter)
vs Historic Mag 16.22 +/- 0.02
2.7 mag brightening in Gaia source
Gaia, 2024-10-17 10:16, mag 16.21
Gaia, 2024-11-03 14:31, mag 13.55
Gaia, 2024-11-03 16:18, mag 14.81
( TNS 2024aasc | Gaia24dfd )

AT 2024aasc - 2024-11-11 (T+8.3d)
Image below (2024-11-11.949) was taken 8.3 days after discovery of 2024aasc
Position of earlier transient (faint) is shown by white cross-hairs
Measured Magnitude +15.29 (Clear Filter)
Star is likely back at around its normal brightness state

Annotated CCD Image (100% size, linear scale, cropped)
5 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-11-11 22:50 UT (#1266031-35)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024aasc on Transients 2024 Page >>

LEDA 16241 - Galaxy with Type II Supernova 2024qiw

LEDA 16241 with SN 2024qiw (Eridanus)
SN 2024qiw (Type: II) discovered 2024-07-28.409 UT by ATLAS
Alias: ATLAS24lti
Discovery Magnitude 16.10 (orange-ATLAS Filter)
( TNS 2024qiw )

LEDA 16241 with SN 2024qiw - 2024-11-12 (T+106.6d)
Image below (2024-11-12.015) was taken 106.6 days after discovery of 2024qiw
Position of reported supernova (faint, fading) is shown by white cross-hairs
Estimated magnitude +16.6 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-12 00:29 UT (#1266072-75)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2024qiw (in LEDA 16241) on Supernova 2024 Page >>

MCG +9-31-13 - Galaxy with Type Ia-91T Supernova 2023hsb (non-detection)

MCG +9-31-13 with SN 2023hsb (Draco)
SN 2023hsb (Type: Ia-91T) discovered 2023-05-08.530 UT by ATLAS
Alias: ATLAS23kbx, ZTF23aaizygy
Discovery Magnitude 16.92 (orange-ATLAS Filter)
vs Prior Non-Detection Limiting Magnitude 19.19
( TNS 2023hsb )

MCG +9-31-13 with SN 2023hsb - 2024-11-11 (T+553.4d)
Image below (2024-11-11.933) was taken 553.4 days after discovery of 2023hsb
Position of earlier supernova (faded & no longer visible) is shown by white cross-hairs
Non-Detection Limiting Magnitude +18.0 (Clear Filter)

Annotated CCD Image (125% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-11 22:33 UT (#1266024-28)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023hsb (in MCG +9-31-13) on Supernova 2023 Page >>

NGC 2936 - Spiral Galaxy (The Porpoise Galaxy, ARP 142)

NGC 2936 (Hydra)
Alias: ARP 142, The Porpoise Galaxy
[ ARP Galaxies ]

ARP 142 - Detail
NGC 2936 & NGC 2937

Annotated CCD Image (125% size, square root scale, cropped)
2 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-12 04:45 UT (#1266195-97)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

ARP 142 - Earlier Image (Mar 2023)
NGC 2936 & NGC 2937

Annotated CCD Image (125% size, square root scale, cropped)
7 x 180s exposure (average combine), 3x3 binning, Clear Filter
2023-03-10 20:59 UT (#1106082-88)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Negative CCD Image (125% size, square root scale, cropped)
Image details as above

NGC 2936
The Porpoise Galaxy

CCD Image (175% size, square root scale, cropped)
Image details as above

NGC 5162 - Spiral Galaxy with Type II Supernova 2024aawh

NGC 5162 with SN 2024aawh (Virgo)
SN 2024aawh (Type: II) discovered 2024-11-10.983 UT by XOSS
Alias: PSP24aa, ZTF24abrirtr
Discovery Magnitude 18.11 (Clear Filter)
( TNS 2024aawh )

NGC 5162 - Spiral Galaxy

Annotated CCD Image (50% size, square root scale)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-12 05:59 UT (#1266223-26)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 5162 with SN 2024aawh - 2024-11-12 (T+1.3d)
Image below (2024-11-12.244) was taken 1.3 days after discovery of 2024aawh
Position of reported SN (faint) is shown by white cross-hairs
Estimated Magnitude +17.7 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-12 05:59 UT (#1266223-26)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2024aawh (in NGC 5162) on Supernova 2024 Page >>

UGCA 101 - Irregular Galaxy (PGC 16826)

UGCA 101 (Eridanus)
Alias: PGC 16826 (catalog mag +17.2)
[ UGCA Galaxies ]

Annotated CCD Image (50% size, square root scale)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-12 02:39 UT (#1266145-49)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

UGCA 101 - Detail
Irregular Galaxy very faint

Annotated CCD Image (150% size, square root scale, cropped)
Image details as above

UGC 5426 - Spiral Galaxy with Type IIP Supernova 2024aanq

UGC 5426 with SN 2024aanq (Leo)
SN 2024aanq (Type: IIP) discovered 2024-11-05.476 UT by ALeRCE
Alias: ZTF24abqwubu
Discovery Magnitude 18.18 (r-ZTF Filter)
( TNS 2024aanq )

UGC 5426 - Spiral Galaxy

Annotated CCD Image (50% size, square root scale)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-12 03:46 UT (#1266167-71)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

UGC 5426 with SN 2024aanq - 2024-11-12 (T+6.7d)
Image below (2024-11-12.151) was taken 6.7 days after discovery of 2024aanq
Position of reported SN (very faint) is shown by white cross-hairs
Estimated Magnitude +18.2 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-11-12 03:46 UT (#1266167-71)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2024aanq (in UGC 5426) on Supernova 2024 Page >>

This Web Page:	Images - Session 1266 (2024-11-11)
Last Updated :	2024-12-31
Site Owner :	David Richards
Home Page :	David's Astronomy Web Site

David's Astronomy Pages Images - Session 1266 (2024-11-11)