2026ofv | Transient Name Server

RA/DEC (2000)

16:03:54.209 -22:56:42.28

240.97587276154 -22.945078007692

Type

SN Ia-91T-like

Redshift

Discovery Report Classification Report

Reporting Group

ZTF

Discovering Data Source

ZTF

Discovery Date

2026-06-04 08:02:53.998

TNS AT

Y

Public

Y

Discovery Mag

19.4176

Filter

r-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

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
	23956	2026-06-07 01:20:31	Magellan-Baade / IMACS		Burns, Morrell, Xiao, Hsiao	Nidia Morrell	POISE	tns_2026ofv_2026-06-07_01-20-31_Magellan-Baade_IMACS_POISE.dat		Object
Binning factor: (rounded to nearest integer >1) Mouse hovers at WL: 0 (rest), ▌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

L-GOTO

GOTO-S_GOTO-4

2026-05-10 12:56:52 - 2026-06-06 12:28:14

2461171.039487 - 2461198.019606

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
589305	2026-06-06 12:28:14	2461198.019606	18.65	0.05		ABMag	L-GOTO	GOTO-S_GOTO-4	180
589304	2026-05-10 12:56:52	2461171.039487			20.2	ABMag	L-GOTO	GOTO-S_GOTO-4	180		[Last non detection]

orange-ATLAS

ATLAS-CHL_ATLAS-04

2026-06-05 05:36:04 - 2026-06-05 05:36:04

2461196.73338 - 2461196.73338

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
589323	2026-06-05 05:36:04	2461196.73338			19.04	ABMag	orange-ATLAS	ATLAS-CHL_ATLAS-04	30	Robot	[Last non detection]

r-ZTF

P48_ZTF-Cam

2026-06-02 07:31:41 - 2026-06-05 07:50:54

2461193.813669 - 2461196.8270139

4

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
588931	2026-06-05 07:50:54	2461196.8270139	18.9552	0.0966486		ABMag	r-ZTF	P48_ZTF-Cam
588930	2026-06-04 08:02:54	2461195.8353472	19.4176	0.175545		ABMag	r-ZTF	P48_ZTF-Cam
590874	2026-06-04 08:02:54	2461195.8353472	19.4176	0.175545	19.5275	ABMag	r-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF, classified by Fink
590873	2026-06-02 07:31:41	2461193.813669			19.2978	ABMag	r-ZTF	P48_ZTF-Cam	30	Robot	[Last non detection] Data provided by ZTF, classified by Fink

g-ZTF

P48_ZTF-Cam

2026-06-02 09:06:15 - 2026-06-02 09:06:15

2461193.8793403 - 2461193.8793403

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
588929	2026-06-02 09:06:15	2461193.8793403			18.9227	ABMag	g-ZTF	P48_ZTF-Cam			[Last non detection]

orange-ATLAS

ATLAS-HKO_ATLAS-02

2026-06-06 10:35:55 - 2026-06-06 10:35:55

2461197.94161 - 2461197.94161

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
589324	2026-06-06 10:35:55	2461197.94161	18.621	0.15	19.07	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot

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
308010	2026-06-10 18:40:42	Fink	Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker	Fink	ZTF	16:03:54.209	-22:56:42.28	2026-06-04 08:02:53.998	19.4176	r-ZTF		PSN		ZTF26aazplvq	ZTF		Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF26aazplvq		N
307237	2026-06-06 23:57:47	ATLAS_Bot1	J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al.	ATLAS	ATLAS	16:03:54.219	-22:56:42.02	2026-06-06 10:35:55.104	18.621	orange-ATLAS		PSN		ATLAS26gsz	ATLAS				N
307231	2026-06-06 19:03:12	GOTO_bot	G. Ramsay, D. O'Neill, K. Ackley et al.	GOTO	GOTO	16:03:54.212	-22:56:42.34	2026-06-06 12:28:14.304	18.65	L-GOTO		Other		GOTO26fij	GOTO				N
307043	2026-06-05 08:30:13	Fritz	Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al.	ZTF	ZTF	16:03:54.216	-22:56:42.35	2026-06-04 08:02:53.998	19.4176	r-ZTF		PSN		ZTF26aazplvq	ZTF			2026TNSTR2370....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

23952

2026-06-07 03:02:53

Eric Hsiao

Chris Burns, Nidia Morrell (Carnegie), Huangfei Xiao, John Barney, Asher Cicco, Dylan Drapeau, Anthony Russo, Eric Hsiao (FSU)

POISE

SN Ia-91T-like

1

POISE

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
23956	2026-06-07 01:20:31	Magellan-Baade / IMACS		Burns, Morrell, Xiao, Hsiao	Nidia Morrell	POISE	tns_2026ofv_2026-06-07_01-20-31_Magellan-Baade_IMACS_POISE.dat		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 308010 of Group ZTF
Previous RA, DEC: 16:03:54.216, -22:56:42.35 (240.9759017, -22.9450982)
Updated RA, DEC: 16:03:54.209, -22:56:42.28 (240.97587276154, -22.945078007692)

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