2024ssn | Transient Name Server

RA/DEC (2000)

01:29:59.381 +00:29:29.52

22.4974208215 +0.491533096345

Type

SN Ib

Redshift

0.033

Discovery Report Classification Report

Related AstroNotes: 2024-227

Reporting Group

ZTF

Discovering Data Source

ZTF

Discovery Date

2024-08-21 08:33:16.001

TNS AT

Y

Public

Y

Discovery Mag

19.2727

Filter

g-ZTF

Reporter/s

Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF

NED SIMBAD DECaLS PanSTARRS-1 SkyMapper VizieR WISE DSS ADS

Light curves

▌

LAST_LAST-Cam_Clear

▌

PS2_GPC2_w

▌

ATLAS-CHL_ATLAS-04_orange

▌

P48_ZTF-Cam_g

Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)

Spectra

Select	ID	Obs-date (UT)	Tel / Inst	Exp-Time	Observer/s	Reducer/s	Group	Spectrum ascii file	Spectrum fits file	Spec. Type	Assoc. Groups	End prop. period	Remarks
	17841	2024-08-26 08:48:09	ESO-NTT / EFOSC2-NTT	899	S. Mohsen, N. Shitrit, T. Moore	R. J. Bruch	ePESSTO+	tns_2024ssn_2024-08-26_08-48-09_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci	tns_2024ssn_2024-08-26_08-48-09_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits	Object
Binning factor: (rounded to nearest integer >1) Mouse hovers at WL: 0 (rest), 0 (observed) ▌Show H at z=v_exp= km/s ▌Show He at z=v_exp= km/s ▌Show He II at z=v_exp= km/s ▌Show C II at z=v_exp= km/s ▌Show C III at z=v_exp= km/s ▌Show C IV at z=v_exp= km/s ▌Show N II at z=v_exp= km/s ▌Show N III at z=v_exp= km/s ▌Show N IV at z=v_exp= km/s ▌Show N V at z=v_exp= km/s ▌Show O at z=v_exp= km/s ▌Show [O I] at z=v_exp= km/s ▌Show O II at z=v_exp= km/s ▌Show [O II] at z=v_exp= km/s ▌Show [O III] at z=v_exp= km/s ▌Show O V at z=v_exp= km/s ▌Show O VI at z=v_exp= km/s ▌Show Na at z=v_exp= km/s ▌Show Mg at z=v_exp= km/s ▌Show Mg II at z=v_exp= km/s ▌Show Si II at z=v_exp= km/s ▌Show S II at z=v_exp= km/s ▌Show Ca II at z=v_exp= km/s ▌Show [Ca II] at z=v_exp= km/s ▌Show Fe II at z=v_exp= km/s ▌Show Fe III at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Tellurics ▌Show Galaxy lines at z= ▌Show WR-WN at z=v_exp= km/s ▌Show WR-WC/O at z=v_exp= km/s Remarks

Light Curves

Filter

Tel / Inst

Obs-date range

JD Range

Photometry

Clear-

LAST_LAST-Cam

2024-07-05 00:48:13 - 2025-09-01 01:33:01

2460496.53348 - 2460919.56459

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
514804	2025-09-01 01:33:01	2460919.56459	19.6			ABMag	Clear-	LAST_LAST-Cam	400
514803	2024-07-05 00:48:13	2460496.53348			21.85	ABMag	Clear-	LAST_LAST-Cam	7360		[Last non detection]

w-P1

PS2_GPC2

2024-09-06 12:50:05 - 2024-09-06 12:50:05

2460560.03478 - 2460560.03478

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
433835	2024-09-06 12:50:05	2460560.03478	18.13	0.02	22	ABMag	w-P1	PS2_GPC2	45	Robot

orange-ATLAS

ATLAS-CHL_ATLAS-04

2024-08-25 09:12:54 - 2024-08-27 08:26:41

2460547.88396 - 2460549.85186

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
428144	2024-08-27 08:26:41	2460549.85186	18.387	0.116	19.26	ABMag	orange-ATLAS	ATLAS-CHL_ATLAS-04	30	Robot
428143	2024-08-25 09:12:54	2460547.88396			18.83	ABMag	orange-ATLAS	ATLAS-CHL_ATLAS-04	30	Robot	[Last non detection]

g-ZTF

P48_ZTF-Cam

2024-08-17 10:06:23 - 2024-08-25 08:13:55

2460539.9210995 - 2460547.8429977

3

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
427433	2024-08-25 08:13:55	2460547.8429977	18.7714	0.126218		ABMag	g-ZTF	P48_ZTF-Cam
427432	2024-08-21 08:33:16	2460543.8564352	19.2727	0.213298		ABMag	g-ZTF	P48_ZTF-Cam
427431	2024-08-17 10:06:23	2460539.9210995			20.1421	ABMag	g-ZTF	P48_ZTF-Cam			[Last non detection]

AT Reports

ID	Time received (UT)	Sender	Reporter/s	Reporting group	Disc. Data Source	RA	DEC	Discovery date (UT)	Discovery Mag.	Filter	Related files	AT Type	Host name	Internal name	Assoc. Groups	End prop. period	Remarks	ADS Bibcode	Unreal	Auto classification
268887	2025-09-01 10:06:30	LAST_Bot1	E. O. Ofek (WIS), R. Konno (WIS), E. A. Zimmerman (WIS) et al.	LAST	LAST	01:29:59.418	+00:29:26.79	2025-09-01 01:33:00.576	19.6	Clear-		PSN			LAST				N
225868	2024-09-19 12:33:16	PS1_Bot1	K. C. Chambers, T. de Boer, J. Herman et al.	Pan-STARRS	Pan-STARRS	01:29:59.381	+00:29:29.52	2024-09-06 12:50:04.992	18.13	w-P1		PSN		PS24jcm	Pan-STARRS				N
223018	2024-08-28 01:08:54	ATLAS_Bot1	J. Tonry, L. Denneau, H. Weiland et al.	ATLAS	ATLAS	01:29:59.374	+00:29:29.74	2024-08-27 08:26:40.704	18.387	orange-ATLAS		PSN		ATLAS24nlh	ATLAS				N
222631	2024-08-25 09:47:05	Fritz	Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al.	ZTF	ZTF	01:29:59.370	+00:29:29.56	2024-08-21 08:33:16.001	19.2727	g-ZTF		PSN		ZTF24abchdsc	ZTF			2024TNSTR3081....1S	N

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

17754

2024-08-26 18:05:23

ePESSTOplus_Bot1

S. Mohsen, N. Shitrit, T. Moore, R. J. Bruch, E. A. Zimmerman on behalf of ePESSTO+

ePESSTO+

SN Ib

0.033

1

ePESSTO+

2024TNSCR3098....1M

Spectra

ID	Obs-date (UT)	Tel / Inst	Exp-Time	Observer/s	Reducer/s	Group	Spectrum ascii file	Spectrum fits file	Spec. Type	Assoc. Groups	End prop. period	Remarks
17841	2024-08-26 08:48:09	ESO-NTT / EFOSC2-NTT	899	S. Mohsen, N. Shitrit, T. Moore	R. J. Bruch	ePESSTO+	tns_2024ssn_2024-08-26_08-48-09_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci	tns_2024ssn_2024-08-26_08-48-09_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits	Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 225868 of Group Pan-STARRS
Previous RA, DEC: 01:29:59.370, +00:29:29.56 (22.4973749, +0.4915451)
Updated RA, DEC: 01:29:59.381, +00:29:29.52 (22.4974208215, 0.491533096345)

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