David's Astronomy - Images 2024-09-17 (S1246)

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Images - Session 1246 (2024-09-17)

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Objects Session Notes

Nova Vul 2024 - Nova (V615 Vul)

T CrB - Variable Star

AT 2022obq - CV Type Transient

AT 2022weo - Type HPM Transient (Teegardens Star)

AT 2022zks - Transient

AT2023cti - Type YSO? Transient

AT 2023rbs - Type HPM Transient

AT 2023srw - CV Type Transient

AT 2023uli - CV Type Transient

AT 2023abiv - CV Type Transient

AT 2024eja - Type YSO? Transient

AT2024emn - CV Type Transient

AT 2024iwq - Transient (non-detection)

AT 2024vhz - Type CV? Transient

IC 1125 - Spiral Galaxy with Type Ia Supernova 2024jz

LEDA 1846725 - Galaxy with Type II Supernova 2024iss

NGC 3206 - Spiral Galaxy with Type IIn Supernova 2024bch

SN 2023mpz - Type II Supernova

UGC 2028 - Spiral Galaxy with Type Ia Supernova 2022xkt

Variable Stars (photometric monitoring)

- T CrB, S Cyg, BL Lac

Nearby Stars (astrometric monitoring)

- EV Lac

- All-Night Session (8.6 hr), interrupted by cloud for 2 hour period

- 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 2024-09-17 >>

-

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 - 2024-09-17 (T+50.1d)
Image below (2024-09-17.906) was taken 50.1 days after discovery of nova
Nova (distinct, brightening ?) is shown by white cross hairs.
Measured magnitude +13.57 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
5 x 30s exposure (average combine), 3x3 binning, Clear Filter
2024-09-17 21:45 UT (#1246046-50)
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) - 2024-09-17

T CrB - Photometry - 2024-09-17

Altitude 36.4, Airmass 1.686

Star	Id	V Mag (ref)	V Mag (inst)	V Mag (calc)	B Mag (ref)	B-V (ref)	B Mag (int)	B Mag (calc)	B-V (calc)
C Star	98	9.809	-12.949		10.843	1.034	-11.842
K Star	112	11.166	-11.639	11.12	11.779	0.613	-10.979	11.71	0.59
Var. Star	T CrB		-12.775	9.98	-		-11.579	11.11	1.12

Annotated CCD Image (50% size, linear scale)
3 x 15s exposure (average combine), 3x3 binning, V Filter
2024-09-17 20:29 UT (#1246018-22)
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
2024-09-15 20:45 UT (#1244017-21)

More Images & Data for T CrB >>

AT 2022obq - CV Type Transient, LX And

AT 2022obq (Andromeda)
AT 2022obq (Type: CV) discovered 2022-07-01.104 UT by Gaia
Alias: Gaia22cti
Alerting magnitude 13.15 (G-Gaia Filter)
vs Historic magnitude 15.23 +/- 0.87 SD
Outburst in known CV - LX And
( TNS 2022obq | Gaia22cti )

AT 2022obq - 2024-09-18 (T+810.0d)
Image below (2024-09-18.117) was taken 810.0 days after discovery of 2022obq
Position of transient (faint) is shown by white cross-hairs
Measured Magnitude +16.42 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
3 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-09-18 02:52 UT (#1246122-26)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

AT 2022obq - Earlier Image 2022-11-28 (T+150.8d)
Image below (2022-11-28.903) was taken 150.8 days after discovery of 2022obq
Position of transient (distinct) is shown by white circle
Measured Magnitude + 13.73

Annotated CCD Image (100% size, linear scale, cropped)
5 x 60s exposure (average combine), 3x3 binning, Clear Filter
2022-11-28 21:43 UT (#1064189-93)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2022obq on Transients 2022 Page >>

AT 2022weo - Type HPM Transient (Teegardens Star)

AT 2022weo (Aries)
AT 2022weo (Type: HPM) discovered 2022-09-27.698 UT by MASTER
Alias: MASTER OT J025306.46+165128.4
Believed to be Teegardens Star
(official name SO025300.5+165258, other name GSC 1224:29)
Discovery Magnitude 12.7 (Clear Filter)
( TNS 2022weo )

AT 2022weo - 2024-09-18 (T+721.4d)
Image below (2024-09-18.147) was taken 721.4 days after discovery of 2022weo
Position of reported transient is shown by white cross-hairs
Measured Magnitude +12.49 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
5 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-09-18 03:34 UT (#1246142-46)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2022weo on Transients 2022 Page >>

AT 2022zks - Transient

AT 2022zks (Aquila)
AT 2022zks (Type: unk) discovered 2022-11-03.394 UT by MASTER
Alias: MASTER OT J191136.03+050221.4
Discovery Magnitude : 16.3 ?
( TNS 2022zks - not opening in TNS ?)

AT 2022zks - 2024-09-17 (T+684.5d)
Image below (2024-09-17.890) was taken 684.5 days after discovery of 2022zks
Position of reported transient is shown by white cross-hairs
Measured Magnitude +16.02 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-09-17 21:31 UT (#1246039-43)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2022zks on Transients 2022 Page >>

AT2023cti - Type YSO? Transient

AT 2023cti (Vulpecula)
AT 2023cti (Type: YSO?) discovered 2023-03-03.452 UT by Gaia
Alias: Gaia23ayz
Alerting Magnitude : 16.46 (G-Gaia Filter)
vs Historic Magnitude 17.74 +/- 0.44 SD
Brightening in candidate YSO
( TNS 2023cti | Gaia23ayz )

AT 2023cti (T+564.5d)
Showing area of image in vicinity of AT 2023cti
Note : Artefact associated with a moonlit dust motte in upper left quadrant

Annotated CCD Image (100% size, linear scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-09-17 22:01 UT (#1246053-57)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

AT 2023cti - 2024-09-17 (T+564.5d)
Image below (2024-09-17.911) was taken 564.5 days after discovery of 2023cti
Position of reported transient is shown by white cross-hairs
Measured Magnitude +17.80 (Clear Filter)

Images of AT 2023cti on Transients 2023 Page >>

AT 2023rbs - Type HPM Transient

AT 2023rbs (Perseus)
AT 2023rbs (Type: HPM) discovered 2023-08-31.443 UT by ZTF
Alias: ZTF23abascus, LP 198-542
Discovery Magnitude 14.06 (r-ZTF Filter)
( TNS 2023rbs )

AT 2023rbs - 2024-09-18 (T+383.7d)
Image below (2024-09-18.126) was taken 383.7 days after discovery of 2023rbs
Position of reported transient (faint, stable) is shown by white cross-hairs
Measured magnitude +15.36 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-09-18 03:09 UT (#1246129-33)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2023rbs on Transients 2023 Page >>

AT 2023srw - CV Type Transient

AT 2023srw (Auriga)
AT 2023srw (Type: CV) discovered 2023-09-16.369 UT by GEOTS
Alias: GEOTS-Balaji-2023-019, TCP J05230786+4420179
Discovery Mag 16.5 (Clear Filter)
( TNS 2023srw )

AT 2023srw - 2024-09-18 (T+367.8d)
Image below (2024-09-18.165) was taken 367.8 days after discovery of 2023srw
Position of reported transient (very faint, faded) is shown by white cross-hairs
Estimated Magnitude +18.2 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
5 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-09-18 04:00 UT (#1246158-62)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2023srw on Transients 2023 Page >>

AT 2023uli - CV Type Transient

AT 2023uli (Cygnus)
AT 2023uli (Type: CV) discovered 2023-10-07.811 UT by Gaia
Alias: Gaia23cua
Discovery Magnitude 15.84 (G-Gaia Filter)
vs Historic Magnitude 16.10 +/ 0.02 SD
0.25 mag rise in Gaia source
( TNS 2023uli | Gaia23cua )

AT 2023uli - 2024-09-17 (T+346.1d)
Image below (2024-09-17.959) was taken 346.1 days after discovery of 2023uli
Position of earlier transient (faint, fading) is shown by white cross-hairs
Measured Magnitude +16.35 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
5 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-09-17 23:04 UT (#1246067-71)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2023uli on Transients 2023 Page >>

AT 2023abiv - CV Type Transient

AT 2023abiv (Pegasus)
AT 2023abiv (Type: CV) discovered 2023-12-24.566 UT by Gaia
Alias: Gaia23dtr
Alerting Magnitude 15.88 (G-Gaia Filter)
vs Historic Magnitude 19.05 +/ 1.02 SD
4 mag outburst in candidate CV

Gaia, 2023-10-16 
		15:04, Mag 19.93
Gaia, 2023-11-26 06:10, Mag 17.50
Gaia, 
		2023-12-24 13:36, Mag 15.88
Gaia, 2023-12-24 17:49, Mag 15.90

		Gaia, 2024-01-18 19:30, Mag 20.27

( TNS 2023abiv | Gaia23dtr )

AT 2023abiv - 2024-09-17 (T+268.4d)
Image below (2024-09-17.967) was taken 268.4 days after discovery of 2023abiv
Position of earlier transient (faint, fading) is shown by white cross-hairs
Measured Magnitude +17.12 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
4 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-09-17 23:15 UT (#1246074-78)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2023abiv on Transients 2023 Page >>

AT 2024eja - Type YSO? Transient

AT 2024eja (Monoceros)
AT 2024eja (Type: YSO?) discovered 2024-03-13.147 UT by Gaia
Alias: Gaia24ayy
Discovery Magnitude 12.70 (G-Gaia Filter)
vs Historic Magnitude 12.29 +/- 0.04 SD
Dimming in candidate YSO
( TNS 2024eja | Gaia24ayy )

AT 2024eja - 2024-09-18 (T+189.0d)
Image below (2024-09-18.173) was taken 189.0 days after discovery of 2024eja
Position of reported transient (distinct, brightening ?) is shown by white cross-hairs
Measured Magnitude +12.34 (Clear Filter)
Poor quality image (uneven sky background)

Annotated CCD Image (100% size, linear scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-09-18 04:17 UT (#1246165-69)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024eja on Transients 2024 Page >>

AT2024emn - CV Type Transient

AT 2024emn (Taurus)
AT 2024emn (Type: CV) discovered 2024-03-14.424 UT by Gaia
Alias: Gaia24azn
Alerting Magnitude 16.04 (G-Gaia Filter)
vs Historic Magnitude 18.30 +/- 1.06 SD
Brightening in candidate polar CV ASASSN-16pm
( TNS 2024emn | Gaia24azn )

AT 2024emn - 2024-09-18 (T+187.7d)
Image below (2024-09-18.156) was taken 187.7 days after discovery of 2024emn
Position of reported transient (very faint) is shown by white cross-hairs
Estimated Magnitude +17.0 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
4 x 60s exposure (average combine), 3x3 binning, Clear Filter
2024-09-18 03:47 UT (#1246150-54)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024emn on Transients 2024 Page >>

AT 2024iwq - Transient (non-detection)

AT 2024iwq (Equuleus)
AT 2024iwq (Type: unk) discovered 2024-05-15.132 UT by ATLAS
Alias: ATLAS24hhm, ZTF24aamyrwl
Alerting Magnitude 16.93 (cyan-ATLAS Filter)
( TNS 2024iwq )

AT 2024iwq - 2024-09-17 (T+125.8d)
Image below (2024-09-17.944) was taken 125.8 days after discovery of 2024iwq
Position of earlier transient (not visible) is shown by white cross-hairs
Non-detection Limiting Magnitude +18.5 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-09-17 22:47 UT (#1246060-64)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of AT 2024iwq on Transients 2024 Page >>

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 - 2024-09-17 (T+5.3d)
Image below (2024-09-17.993) was taken 5.3 days after discovery of 2024vhz
Position of reported transient (faint) is shown by white cross-hairs
Measured magnitude +15.24 (Clear Filter)

Annotated CCD Image (100% size, linear scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-09-17 23:59 UT (#1246102-06)
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 >>

IC 1125 - Spiral Galaxy with Type Ia Supernova 2024jz

IC 1125 with SN 2024jz (Serpens)
SN 2024jz (Type: Ia) discovered 2024-01-05.641 UT by ATLAS
Alias: ATLAS24ahj
Discovery Magnitude 17.73 (orange-ATLAS Filter)
( TNS 2024jz )

IC 1125 with SN 2024jz - 2024-09-17 (T+256.2d)
Image below (2024-09-17.835) was taken 256.2 days after discovery of 2024jz
Position of earlier supernova (not visible) is indicated by white cross-hairs.
Poor quality image (very bright sky background, moonlit sky, poor S/N)

Annotated CCD Image (150% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-09-17 20:10 UT (#1246005-08)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

IC 1125 with SN 2024jz - Earlier Image 2024-01-13 (T+7.6d)
Image below (2024-01-13.235) was taken 7.6 days after discovery of 2024jz
Position of reported supernova (distinct, brightening) is indicated by white cross-hairs.
Measured Magnitude +15.11 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped)
3 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-01-13 05:43 UT (#1181168-70)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2024jz (in IC 1125) on Supernova 2024 Page >>

LEDA 1846725 - Galaxy with Type II Supernova 2024iss

LEDA 1846725 with SN 2024iss (Coma Berenices)
SN 2024iss (Type: II) discovered 2024-05-12.901 UT by GOTO
Alias: GOTO24bmf, ZTF24aankvcy, ATLAS24hhy
Discovery Magnitude 14.58 (L-GOTO Filter)
vs Prior Non-Detection Limiting Magnitude 19.5
( TNS 2024iss )

LEDA 1846725 with SN 2024iss - 2024-09-17 (T+128.0d)
Image below (2024-09-17.860) was taken 128.0 days after discovery of 2024iss
Position of reported SN (faint) is indicated by white cross-hairs.
Measured Magnitude +15.75 (Clear Filter)
Poor quality image (bright sky background, moonlit sky)

Annotated CCD Image (150% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-09-17 20:47 UT (#1246025-29)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

LEDA 1846725 with SN 2024iss - Earlier Image 2024-08-31 (T+111.0d)
Image below (2024-08-31.888) was taken 111.0 days after discovery of 2024iss
Position of reported SN (fading) is indicated by white cross-hairs.
Measured Magnitude +15.66 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-08-31 21:26 UT (#1237023-26)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2024iss (in LEDA 1846725) on Supernova 2024 Page >>

NGC 3206 - Spiral Galaxy with Type IIn Supernova 2024bch

NGC 3206 with SN 2024bch (Ursa Major)
SN 2024bch (Type: IIn) discovered 2024-01-29.252 UT by Patrick Wiggins
Alias: ATLAS24bmx, PS24aap, GOTO24hm
Discovery Magnitude 15.5 (Clear Filter)
( TNS 2024bch )

NGC 3206 with SN 2024bch - 2024-09-18 (T+232.8d)
Image below (2024-09-18.008) was taken 232.8 days after discovery of 2024bch
Position of reported SN (fading) is indicated by white cross-hairs.
Poor quality image (poor sky quality, moonlit sky, low S/N)

Annotated CCD Image (125% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-09-18 00:21 UT (#1246110-14)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 3206 with SN 2024bch - Earlier Image 2024-02-14 (T+15.8d)
Image below (2024-02-14.083) was taken 15.8 days after discovery of 2024bch
Position of reported SN (relatively bright & distinct) is indicated by white cross-hairs.
Measured Magnitude +13.10 (Clear Filter)

Annotated CCD Image (125% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-02-14 02:09 UT (#1185189-93)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2024bch (in NGC 3206) on Supernova 2024 Page >>

SN 2023mpz - Type II Supernova (non-detection)

SN 2023mpz (Delphinus)
Alias: In GALEXASC J202049.64+092955.3
SN 2023mpz (Type: II) discovered 2023-07-09.378 UT by ALeRCE
Alias: ZTF23aaquhaz
Discovery Magnitude 17.56 (g-ZTF Filter)
( TNS 2023mpz )

SN 2023mpz - 2024-09-17 (T+436.5d)
Image below (2024-09-17.875) was taken 436.5 days after discovery of 2023mpz
Position of earlier SN (fno longer visible) is indicated by white cross-hairs.

Annotated CCD Image (125% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-09-17 21:09 UT (#1246032-36)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2023mpz on Supernova 2024 Page >>

UGC 2028 - Spiral Galaxy with Type Ia Supernova 2022xkt

UGC 2028 with SN 2022xkt (Aries)
SN 2022xkt (Type: Ia) discovered 2022-10-13.403 UT by ZTF
Alias: ZTF22abmxsoc, ATLAS22binh
Discovery Magnitude 18.6 (g-ZTF)
( TNS 2022xkt )

UGC 2028 with SN 2022xkt - 2024-09-18 (T+705.7d)
Image below (2024-09-18.109) was taken 705.7 days after discovery of 2022xkt
Position of earlier supernova (faded & no longer visible) is shown by white cross-hairs
Non-Detection Limiting Magnitude +19.0 (Clear Filter)

Annotated CCD Image (150% size, square root scale, cropped)
3 x 180s exposure (average combine), 3x3 binning, Clear Filter
2024-09-18 02:42 UT (#1246117-19)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

UGC 2028 with SN 2022xkt - Earlier Image 2022-10-29 (T+15.6d)
Image below (2022-10-29.019) was taken 15.6 days after discovery of 2022xkt
Position of reported supernova (faint but distinct) is shown by white cross-hairs
Measured Magnitude +16.19

Annotated CCD Image (150% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2022-10-29 00:34 UT (#1050086-89)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

Images of SN 2022xkt (UGC 2028) on Supernova 2022 Page >>

This Web Page:	Images - Session 1246 (2024-09-17)
Last Updated :	2024-09-26
Site Owner :	David Richards
Home Page :	David's Astronomy Web Site

David's Astronomy Pages Images - Session 1246 (2024-09-17)