David's Astronomy - Images 2024-09-30 (S1248)

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Images - Session 1248 (2024-09-30)

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Objects Session Notes

Nova Vul 2024 - Nova (V615 Vul)

T CrB - Variable Star

AT 2024vhz - Type CV? Transient

AT 2024vid - Type MP Transient

AT 2024vla - Type CV? Transient

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

ACO 2584 - Galaxy Cluster

Hu 1-2 - Planetary Nebula (Humason 1-2, PN G086.5-08.8)

UGC 690 - Spiral Galaxy with Type II Supernova 2024vfo

UGC 4957 - Spiral Galaxy with Transient AT 2024vrq

Variable Stars (photometric monitoring)

- TT Ari, T CrB, RZ LMi, BL Lac, GK Per

Nearby Stars (astrometric monitoring)

- None

- Late-Night Session (7.7 hr), interrupted by cloud
Session preceeded by Telescope Focusing & Short Mapping Job

- 12" LX200 + ST-10XME for imaging

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

- Ambient Temperature: 11°C (min)

- CCD Temperature: -10°/ -15°C

- Notes from 2024-09-30 >>

-

Observing Result

Nova Vul 2024 - Nova (V615 Vul)

Nova Vul 2024 (Vulpecula)
Alias: N Vul 2024, V615 Vul, PNV J19430751+2100204
Nova Vul 2024 (Type: Nova) discovered 2024-07-29.832 UT by New Milky Way survey
Discovery Magnitude 11.2
Maximum Magnitude 9.8
[ Novae ]

Nova Vul 2024 - 2024-10-01 (T+63.2d)
Image below (2024-10-01.016) was taken 63.2 days after discovery of Nova Vul 2024
Positon of Nova (fading) is shown by white cross hairs.
Measured magnitude +14.29 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
30s exposure (single frame), 3x3 binning, Clear Filter
2024-10-01 00:23 UT (#1248142)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of Nova Vul 2024 on Novae Page >>

T CrB - Variable Star

T CrB (Corona Borealis)
Alias: GCVS T CrB, HIP 78322, SAO 84129, HD 143454
Max Magnitude 2.0
Min Magnitude 10.8
Spectral: M3III+pec(NOVA)
( VSX T CrB )

T CrB (V Band) - 2024-09-30

T CrB - Photometry - 2024-09-30

Altitude: 17.6°, Airmass: 3.292

Star	Id	V Mag (ref)	V Mag (inst)	V Mag (calc)	B Mag (ref)	B-V (ref)	B Mag (inst.)	B Mag (calc)	B-V (calc)
C Star	98	9.809	-12.050		10.843	1.034	--10.791
K Star	112	11.166	-10.819	11.04	11.779	0.613	-9.737	11.90	0.86
Var. Star	T CrB		-11.845	10.01	-		-10.518	11.12	1.10

Annotated CCD Image (50% size, linear scale)
3 x 15s exposure (average combine), 3x3 binning, V Filter
2024-09-30 21:58 UT (#1248084-88)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

CCD Image (not shown)
3 x 20s exposure (average combine), 3x3 binning, B Filter
2024-09-30 21:57 UT (#1248083-87)

More Images & Data for T CrB >>

AT 2024vhz - Type CV? Transient

AT 2024vhz (Cepheus)
AT 2024vhz (Type: CV?) discovered 2024-09-12.741 UT by XOSS
Alias: KATS24R009, TCP J21272983+6037046
Discovery Magnitude 16.29 (Clear Filter)
( TNS 2024vhz )

AT 2024vhz - 2024-09-30 (T+18.2d)
Image below (2024-09-30.940) was taken 18.2 days after discovery of 2024vhz
Position of reported transient (faint, fading) is shown by white cross-hairs
Measured magnitude +16.39 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-09-30 22:42 UT (#1248100-04)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024vhz on Transients 2024 Page >>

AT 2024vid - Type MP Transient

AT 2024vid (Pegasus)
AT 2024vid (Type: MP) discovered 2024-09-07.618 UT by MASTER
Alias: MASTER OT J234150.01+092114.9, (137
Discovery Magnitude 11.5 (Clear Filter)
( TNS 2024vid )

AT 2024vid - 2024-09-30 (T+23.3d)
Image below (2024-09-30.956) was taken 23.3 days after discovery of 2024vid
Position of reported transient (ambiguous) is shown by white cross-hairs
Measured magnitude (visible star) +16.28 (Clear Filter)
It is unclear if the reported transient is the star lying close to cross-hairs or not

Annotated CCD Image (100% size, linear scale, cropped)
5 x 120s exposure (average combine), 3x3 binning, Clear Filter
2024-09-30 23:02 UT (#1248107-11)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024vid on Transients 2024 Page >>

AT 2024vla - Type CV? Transient

AT 2024vla (Aquila)
AT 2024vla (Type: CV?) discovered 2024-09-15.712 UT by XOSS
Alias: KATS24R013, TCP J19553738+1541298
Discovery Magnitude 16.52 (Clear Filter)
No object visible of DSS2 Colour Image (Aladin)
( TNS 2024vla )

AT 2024vla - 2024-09-30 (T+15.2d)
Image below (2024-09-30.924) was taken 15.2 days after discovery of 2024vla
Position of reported transient (faint) is shown by white cross-hairs
Estimated Magnitude +17.5 (Clear Filter)
Difficulty to Plate Solve, eventually achieved with
Detection Threshold 80 & GSC Stars

Annotated CCD Image (150% size, linear scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-09-30 22:20 UT (#1248093-97)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

AT 2024vla - Earlier Image 2024-09-18 (T+3.2d)
Image below (2024-09-18.898) was taken 3.2 days after discovery of 2024vla
Position of reported transient (faint) is shown by white cross-hairs
Unable to Plate Solve & Derive Photometry
Estimated Magnitude +16.5 (Clear Filter)

Annotated CCD Image (150% size, linear scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-09-18 21:41 UT (#1247053-57)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024vla 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 - 2024-10-01 (T+6.8d)
Image below (2024-10-01.005) was taken 6.8 days after discovery of 2024wqf
Position of reported transient (distinct) is shown by white cross-hairs
Measured Magnitude +14.16 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
2 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-10-01 00:10 UT (#1248133-34)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Galaxies near to AT 2024wqf / 4C 27.50
AT 2024wqf / 4C 27.50 (alias PGC 2820015, catalog mag +19.0)
with adjacent Galaxies :
PGC 71219 (catalog mag +16.1),
WGB2006 231936+27150, 2MASX J23215928+2733016,
PGC 1811085 (catalog mag +17.1), PGC 1810714 (catalog mag +17.5),
PGC 1809806 (catalog mag 18.0), PGC 1810680 (catalog mag +18.4)

Annotated CCD Image (100% size, square root scale, cropped)
2 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-10-01 00:10 UT (#1248133-34)
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 >>

ACO 2584 - Galaxy Cluster

ACO 2584 (Pegasus)
ACO = Abell+Corwin+Olowin

4C 27.50 Outburst / AT 2024wqf (alias PGC 2820015)
with adjacent Galaxies :
PGC 71219 (catalog mag +16.1),
WGB2006 231936+27150, 2MASX J23215928+2733016,
PGC 1811085 (catalog mag +17.1), PGC 1810714 (catalog mag +17.5),
PGC 1809806 (catalog mag 18.0), PGC 1810680 (catalog mag +18.4)

Annotated CCD Image (100% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-09-18 21:41 UT (#1247053-57)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Hu 1-2 - Planetary Nebula (Humason 1-2, PN G086.5-08.8)

Hu 1-2 (Cygnus)
Alias: Humason 1-2, PN G086.5-08.8
Ast. Now, Deep Sky Challenge Object, Oct 2024
[ Planetary Nebula ] [ Deep Sky Challanges (Ast.Now) ]

Annotated CCD Image (50% size, square root scale, cropped)
4 x 90s exposure (average combine), 3x3 binning, Clear Filter
2024-09-30 23:31 UT (#1248120-24)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Hu 1-2 - Detail

Annotated CCD Image (175% size, log scale, cropped)
4 x 90s exposure (average combine), 3x3 binning, Clear Filter
2024-09-30 23:31 UT (#1248120-24)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Hu 1-2 - Spectra

Annotated CCD Image (100% size, square root scale)
2 x 90s exposure (average combine), 2x2 binning, S Filter
2024-09-30 23:38 UT (#1248125-26)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

UGC 690 - Spiral Galaxy with Type II Supernova 2024vfo

UGC 690 with SN 2024vfo (Andromeda)
SN 2024vfo (Type: II) discovered 2024-09-11.582 UT by Koichi Itagaki
Alias: GOTO24fwv, ZTF24abhbrcs
Discovery Magnitude 18.8 (Clear Filter)
( TNS 2024vfo )

UGC 690 - Spiral Galaxy

Annotated CCD Image (50% size, square root scale, cropped)
180s exposure (single frame), 3x3 binning, Clear Filter
2024-10-01 00:32 UT (#1248147)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

UGC 690 with SN 2024vfo - 2024-10-01 (T+19.4d)
Image below (2024-10-01.022) was taken 19.4 days after discovery of 2024vfo
Position of reported transient (very faint) is shown by white cross-hairs
Estimated Magnitude +18.3 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped)
180s exposure (single frame), 3x3 binning, Clear Filter
2024-10-01 00:32 UT (#1248147)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2024vfo (in UGC 690) on Supernova 2024 Page >>

UGC 4957 - Spiral Galaxy with Transient AT 2024vrq

UGC 4957 with AT 2024vrq (Cancer)
AT 2024vrq (Type: unk) discovered 2024-09-18.521 UT by ZTF
Alias: ZTF24abibxfg
Discovery Magnitude 18.07 (r-ZTF Filter)
( TNS 2024vrq )

UGC 4957 - Spiral Galaxy

Annotated CCD Image (100% size, linear scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-10-01 04:28 UT (#1248167-71)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

UGC 4957 with AT 2024vrq - 2024-10-01 (T+12.7d)
Image below (2024-10-01.181) was taken 12.7 days after discovery of 2024vrq
Position of reported transient (very faint) 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
2024-10-01 04:28 UT (#1248167-71)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024vrq (in UGC 4957) on Transients 2024 Page >>

This Web Page:	Images - Session 1248 (2024-09-30)
Last Updated :	2024-10-10
Site Owner :	David Richards
Home Page :	David's Astronomy Web Site

David's Astronomy Pages Images - Session 1248 (2024-09-30)