2026ogm | Transient Name Server

RA/DEC (2000)

22:46:14.002 +03:59:51.60

341.55834195 +3.99766537

Type

SN Ia

Redshift

0.059

Discovery Report Classification Report

Reporting Group

ZTF

Discovering Data Source

ZTF

Discovery Date

2026-06-04 10:14:58.001

TNS AT

Y

Public

Y

Discovery Mag

18.9981

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

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
	24038	2026-06-13 04:31:26	NOT / ALFOSC		M. Pursiainen, J. Mills, D. O'Neill		GOTO	tns_2026ogm_2461204.688494_NOT_ALFOSC_GOTO.dat		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

wide-ATLAS

ATLAS-TDO_ATLAS-05

2026-06-14 03:00:01 - 2026-06-14 03:00:01

2461205.62501 - 2461205.62501

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
592222	2026-06-14 03:00:01	2461205.62501	18.082	0.109	19.91	ABMag	wide-ATLAS	ATLAS-TDO_ATLAS-05	30	Robot

L-GOTO

GOTO-S_GOTO-3

2026-05-09 19:26:25 - 2026-05-09 19:26:25

2461170.310013 - 2461170.310013

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
591109	2026-05-09 19:26:25	2461170.310013			19.8	ABMag	L-GOTO	GOTO-S_GOTO-3	180		[Last non detection]

L-GOTO

GOTO-N_GOTO-2

2026-06-11 04:29:30 - 2026-06-11 04:29:30

2461202.68715 - 2461202.68715

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
591110	2026-06-11 04:29:30	2461202.68715	18.29	0.07		ABMag	L-GOTO	GOTO-N_GOTO-2	90

orange-ATLAS

ATLAS-CHL_ATLAS-04

2026-06-13 08:55:52 - 2026-06-13 08:55:52

2461204.87213 - 2461204.87213

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
592221	2026-06-13 08:55:52	2461204.87213			17.18	ABMag	orange-ATLAS	ATLAS-CHL_ATLAS-04	30	Robot	[Last non detection]

i-ZTF

P48_ZTF-Cam

2026-06-01 11:06:55 - 2026-06-01 11:06:55

2461192.9631366 - 2461192.9631366

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
588988	2026-06-01 11:06:55	2461192.9631366			20.0125	ABMag	i-ZTF	P48_ZTF-Cam			[Last non detection]

r-ZTF

P48_ZTF-Cam

2026-06-05 10:40:59 - 2026-06-05 10:40:59

2461196.9451273 - 2461196.9451273

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
588990	2026-06-05 10:40:59	2461196.9451273	18.8527	0.0899449		ABMag	r-ZTF	P48_ZTF-Cam

g-ZTF

P48_ZTF-Cam

2026-06-04 10:14:58 - 2026-06-04 10:14:58

2461195.9270602 - 2461195.9270602

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
588989	2026-06-04 10:14:58	2461195.9270602	18.9981	0.151678		ABMag	g-ZTF	P48_ZTF-Cam
591557	2026-06-04 10:14:58	2461195.9270602	18.9981	0.151678	19.3883	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF, classified by Fink

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
308681	2026-06-16 10:43:28	ATLAS_Bot1	J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al.	ATLAS	ATLAS	22:46:13.993	+03:59:51.55	2026-06-14 03:00:00.864	18.082	wide-ATLAS		PSN		ATLAS26hfp	ATLAS				N
308337	2026-06-13 19:27:17	Fink	Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker	Fink	ZTF	22:46:14.002	+03:59:51.60	2026-06-04 10:14:58.001	18.9981	g-ZTF		PSN		ZTF26aazqoiv	ZTF		Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF26aazqoiv		N
308129	2026-06-11 13:48:20	GOTO_bot	D. O'Neill, K. Ackley, M. Dyer et al.	GOTO	GOTO	22:46:14.000	+03:59:51.32	2026-06-11 04:29:29.760	18.29	L-GOTO		Other		GOTO26fuu	GOTO				N
307068	2026-06-05 13:45:32	Fritz	Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al.	ZTF	ZTF	22:46:13.996	+03:59:51.65	2026-06-04 10:14:58.001	18.9981	g-ZTF		PSN		ZTF26aazqoiv	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

24032

2026-06-13 15:17:37

GOTO_bot

M. Pursiainen, J. Mills, D. O'Neill, J. Lyman, T. Killestein, B. Godson, K. Ackley, M. Dyer, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, G. Ramsay, K. Noysena, R. Kotak, R. Breton, J. Casares, L. Nuttall, R. Starling, B. Gompertz, on behalf of GOTO collaboration

GOTO

SN Ia

0.059

1

GOTO

Redshift from narrow Halpha

2026TNSCR2501....1P

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
24038	2026-06-13 04:31:26	NOT / ALFOSC		M. Pursiainen, J. Mills, D. O'Neill		GOTO	tns_2026ogm_2461204.688494_NOT_ALFOSC_GOTO.dat		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 308337 of Group ZTF
Previous RA, DEC: 22:46:13.996, +03:59:51.65 (341.5583154, +3.9976793)
Updated RA, DEC: 22:46:14.002, +03:59:51.60 (341.55834195, +3.99766537)

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