2026ocs | Transient Name Server

RA/DEC (2000)

14:12:50.848 -07:42:05.42

213.21186583 -7.70150637

Type

SN Ia

Redshift

0.07

Discovery Report Classification Report

Related AstroNotes: 2026-188

Reporting Group

ZTF

Discovering Data Source

ZTF

Discovery Date

2026-06-01 04:34:12.002

TNS AT

Y

Public

Y

Discovery Mag

19.269

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

▌

ATLAS-TDO_ATLAS-05_wide

▌

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
	23977	2026-06-09 05:43:16	P60 / SEDM	2700	SEDmRobot	auto	ZTF	tns_2026ocs_2026-06-09_05-43-15.513221_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
	23967	2026-06-08 05:08:44	ESO-NTT / EFOSC2-NTT	1200	E. Charleton, C.G. Touchard-Paxton, M. Ghendrih	C. Dashwood-Brown	ePESSTO+	tns_2026ocs_2026-06-08_05-08-44_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci	tns_2026ocs_2026-06-08_05-08-44_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

wide-ATLAS

ATLAS-TDO_ATLAS-05

2026-06-02 22:50:35 - 2026-06-02 22:50:35

2461194.45179 - 2461194.45179

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
588687	2026-06-02 22:50:35	2461194.45179	19.057	0.12	19.54	ABMag	wide-ATLAS	ATLAS-TDO_ATLAS-05	30	Robot

orange-ATLAS

ATLAS-CHL_ATLAS-04

2026-06-01 03:50:12 - 2026-06-01 03:50:12

2461192.65986 - 2461192.65986

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
588686	2026-06-01 03:50:12	2461192.65986			14.95	ABMag	orange-ATLAS	ATLAS-CHL_ATLAS-04	30	Robot	[Last non detection]

g-ZTF

P48_ZTF-Cam

2026-05-31 08:23:43 - 2026-06-03 05:32:49

2461191.8498032 - 2461194.7311227

5

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
588567	2026-06-03 05:32:49	2461194.7311227	18.9705	0.108777		ABMag	g-ZTF	P48_ZTF-Cam
588566	2026-06-01 04:34:12	2461192.6904167	19.269	0.190511		ABMag	g-ZTF	P48_ZTF-Cam
590214	2026-06-01 04:34:12	2461192.6904167	19.269	0.190511	19.3337	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF, classified by Fink
588565	2026-05-31 08:23:43	2461191.8498032			19.1735	ABMag	g-ZTF	P48_ZTF-Cam			[Last non detection]
590213	2026-05-31 08:23:43	2461191.8498032			18.5772	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	[Last non detection] 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
307668	2026-06-08 18:39:53	Fink	Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker	Fink	ZTF	14:12:50.848	-07:42:05.42	2026-06-01 04:34:12.003	19.269	g-ZTF		PSN		ZTF26aazbfav	ZTF		Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF26aazbfav		N
306940	2026-06-03 18:40:43	ATLAS_Bot1	J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al.	ATLAS	ATLAS	14:12:50.837	-07:42:05.72	2026-06-02 22:50:34.656	19.057	wide-ATLAS		PSN		ATLAS26gpy	ATLAS				N
306894	2026-06-03 06:06:40	Fritz	Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al.	ZTF	ZTF	14:12:50.850	-07:42:05.21	2026-06-01 04:34:12.002	19.269	g-ZTF		PSN		ZTF26aazbfav	ZTF			2026TNSTR2356....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

23973

2026-06-09 06:39:21

ZTF_Bot1

C. Fremling and J. Purdum on behalf of the SEDM Team (Caltech) and the Zwicky Transient Facility (ZTF) based on SNIascore

ZTF

SN Ia

0.07

1

ZTF

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
23977	2026-06-09 05:43:16	P60 / SEDM	2700	SEDmRobot	auto	ZTF	tns_2026ocs_2026-06-09_05-43-15.513221_P60_SEDM_ZTF.ascii		Object

23963

2026-06-08 16:56:38

ePESSTOplus_Bot1

E. Charleton, C.G. Touchard-Paxton, M. Ghendrih, C. Dashwood-Brown, O. Yaron on behalf of ePESSTO+

ePESSTO+

SN Ia

0.07

1

ePESSTO+

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
23967	2026-06-08 05:08:44	ESO-NTT / EFOSC2-NTT	1200	E. Charleton, C.G. Touchard-Paxton, M. Ghendrih	C. Dashwood-Brown	ePESSTO+	tns_2026ocs_2026-06-08_05-08-44_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci	tns_2026ocs_2026-06-08_05-08-44_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits	Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 307668 of Group ZTF
Previous RA, DEC: 14:12:50.850, -07:42:05.21 (213.2118733, -7.7014463)
Updated RA, DEC: 14:12:50.848, -07:42:05.42 (213.21186583, -7.70150637)

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