2026fea | Transient Name Server

RA/DEC (2000)

19:44:43.311 +49:29:22.51

296.1804644 +49.4895856

Type

SN II

Redshift

0.035

Discovery Report Classification Report

Reporting Group

ATLAS

Discovering Data Source

ATLAS

Discovery Date

2026-03-08 14:46:46.848

TNS AT

Y

Public

Y

Discovery Mag

18.604

Filter

orange-ATLAS

Reporter/s

J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), M. R. Alarcón, J. Licandro, P. Nichita (IAC), S. J. Smartt, K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, C. R. Angus, A. Wilson, A. Aamer, D. Magill, P. J. Broda, A. J. Smith (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa, J. Tweddle, L. Eastman (Oxford), L. Rhodes (TSI/McGill), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. S. Sommer (LMU), B. P. Schmidt (ANU)

NED SIMBAD DECaLS PanSTARRS-1 SkyMapper VizieR WISE DSS ADS

Light curves

▌

GOTO-N_GOTO-2_L

▌

P48_ZTF-Cam_r

▌

P48_ZTF-Cam_g

▌

ATLAS-MLO_ATLAS-01_orange

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
	23286	2026-03-13 12:11:49	P60 / SEDM	2700	SEDmRobot		ZTF	tns_2026fea_2026-03-13_12-11-48.637967_P60_SEDM_ZTF.ascii		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

L-GOTO

GOTO-N_GOTO-2

2025-12-07 20:52:29 - 2026-04-25 05:05:34

2461017.369777 - 2461155.712199

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
577892	2026-04-25 05:05:34	2461155.712199	18.62	0.06		ABMag	L-GOTO	GOTO-N_GOTO-2	180
577891	2025-12-07 20:52:29	2461017.369777			19.6	ABMag	L-GOTO	GOTO-N_GOTO-2	180		[Last non detection]

r-ZTF

P48_ZTF-Cam

2026-03-07 11:44:34 - 2026-03-12 11:56:32

2461106.9892824 - 2461111.9975926

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
564256	2026-03-12 11:56:32	2461111.9975926	18.0778	0.0706093		ABMag	r-ZTF	P48_ZTF-Cam
564255	2026-03-07 11:44:34	2461106.9892824	19.2008	0.193946		ABMag	r-ZTF	P48_ZTF-Cam

g-ZTF

P48_ZTF-Cam

2026-03-02 12:21:42 - 2026-03-02 12:21:42

2461102.0150694 - 2461102.0150694

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
564254	2026-03-02 12:21:42	2461102.0150694			18.2145	ABMag	g-ZTF	P48_ZTF-Cam			[Last non detection]

orange-ATLAS

ATLAS-MLO_ATLAS-01

2026-03-05 15:15:32 - 2026-03-08 14:46:47

2461105.13579 - 2461108.11582

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
563628	2026-03-08 14:46:47	2461108.11582	18.604	0.151	19.07	ABMag	orange-ATLAS	ATLAS-MLO_ATLAS-01	30	Robot
563627	2026-03-05 15:15:32	2461105.13579			18.57	ABMag	orange-ATLAS	ATLAS-MLO_ATLAS-01	30	Robot	[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
301437	2026-04-25 11:24:16	GOTO_bot	G. Ramsay, K. Ackley, M. Dyer et al.	GOTO	GOTO	19:44:43.342	+49:29:22.82	2026-04-25 05:05:34.080	18.62	L-GOTO		Other		GOTO26dvm	GOTO				N
294286	2026-03-12 12:19:39	Fritz	Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al.	ZTF	ZTF	19:44:43.311	+49:29:22.51	2026-03-07 11:44:33.999	19.2008	r-ZTF		PSN		ZTF26aajunnc	ZTF				N
293994	2026-03-09 17:08:47	ATLAS_Bot1	J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al.	ATLAS	ATLAS	19:44:43.327	+49:29:22.83	2026-03-08 14:46:46.848	18.604	orange-ATLAS		PSN		ATLAS26csb	ATLAS			2026TNSTR.979....1T	N

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

23285

2026-03-17 23:27:27

ZTF_Bot1

J. Johansson, J. Castaneda Jaimes, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF)

ZTF

SN II

0.035

1

ZTF

2026TNSCR1146....1J

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
23286	2026-03-13 12:11:49	P60 / SEDM	2700	SEDmRobot		ZTF	tns_2026fea_2026-03-13_12-11-48.637967_P60_SEDM_ZTF.ascii		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 294286 of Group ZTF
Previous RA, DEC: 19:44:43.327, +49:29:22.83 (296.18053, +49.4896747059)
Updated RA, DEC: 19:44:43.311, +49:29:22.51 (296.1804644, +49.4895856)

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