2026emw | Transient Name Server

RA/DEC (2000)

08:21:35.629 -06:00:34.37

125.39845538462 -6.0095472307692

Type

SN Ia

Redshift

0.09

Discovery Report Classification Report

Reporting Group

ZTF

Discovering Data Source

ZTF

Discovery Date

2026-02-23 05:33:59.002

TNS AT

Y

Public

Y

Discovery Mag

20.5493

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
	23199	2026-03-11 00:00:00	Keck1 / LRIS	300	Kaustav Kashyap Das	Kaustav Kashyap Das	ZTF	tns_2026emw_2026-03-11_00-00-00_Keck1_LRIS_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

wide-ATLAS

ATLAS-TDO_ATLAS-05

2026-03-09 21:47:25 - 2026-03-09 21:47:25

2461109.40793 - 2461109.40793

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
564095	2026-03-09 21:47:25	2461109.40793	18.827	0.167	20.05	ABMag	wide-ATLAS	ATLAS-TDO_ATLAS-05	30	Robot

Clear-

LAST_LAST-Cam

2026-02-16 19:15:14 - 2026-03-08 20:02:28

2461088.30225 - 2461108.33505

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
563515	2026-03-08 20:02:28	2461108.33505	19.17			ABMag	Clear-	LAST_LAST-Cam	400
563514	2026-02-16 19:15:14	2461088.30225			19.73	ABMag	Clear-	LAST_LAST-Cam	400		[Last non detection]

orange-ATLAS

ATLAS-STH_ATLAS-03

2026-03-08 21:20:50 - 2026-03-08 21:20:50

2461108.38947 - 2461108.38947

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
564094	2026-03-08 21:20:50	2461108.38947			19.23	ABMag	orange-ATLAS	ATLAS-STH_ATLAS-03	30	Robot	[Last non detection]

i-ZTF

P48_ZTF-Cam

2026-02-26 04:56:05 - 2026-02-26 04:56:05

2461097.7056134 - 2461097.7056134

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
561748	2026-02-26 04:56:05	2461097.7056134	19.3096	0.207859		ABMag	i-ZTF	P48_ZTF-Cam

r-ZTF

P48_ZTF-Cam

2026-02-22 05:08:44 - 2026-02-23 05:33:59

2461093.7143981 - 2461094.7319329

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
561747	2026-02-23 05:33:59	2461094.7319329	20.5493	0.21107		ABMag	r-ZTF	P48_ZTF-Cam
561746	2026-02-22 05:08:44	2461093.7143981			19.3916	ABMag	r-ZTF	P48_ZTF-Cam			[Last non detection]

g-ZTF

P48_ZTF-Cam

2026-02-16 06:05:48 - 2026-02-22 06:33:48

2461087.7540278 - 2461093.7734722

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
563041	2026-02-22 06:33:48	2461093.7734722	20.2984	0.337952	19.9464	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF, classified by Fink
563040	2026-02-16 06:05:48	2461087.7540278			19.7719	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
294219	2026-03-11 21:09:52	ATLAS_Bot1	J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al.	ATLAS	ATLAS	08:21:35.640	-06:00:34.50	2026-03-09 21:47:25.152	18.827	wide-ATLAS		PSN		ATLAS26cvx	ATLAS				N
293945	2026-03-09 06:24:46	LAST_Bot1	E. O. Ofek (WIS), R. Konno (WIS), E. A. Zimmerman (WIS) et al.	LAST	LAST	08:21:35.588	-06:00:34.35	2026-03-08 20:02:28.320	19.17	Clear-		PSN			LAST				N
293726	2026-03-06 19:49:54	Fink	Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker	Fink	ZTF	08:21:35.629	-06:00:34.37	2026-02-22 06:33:47.998	20.2984	g-ZTF		PSN		ZTF26aahgjws	ZTF		Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF26aahgjws		N
293088	2026-02-26 05:24:48	Fritz	Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al.	ZTF	ZTF	08:21:35.628	-06:00:34.41	2026-02-23 05:33:59.002	20.5493	r-ZTF		PSN		ZTF26aahgjws	ZTF			2026TNSTR.846....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

23198

2026-03-12 23:06:27

ZTF_Bot1

J. Johansson, K. Hinds, C. Fremling, J. Castaneda Jaimes, T. du Laz, T. Culino, M. Kasliwal (Caltech), M. Coughlin (UoM) on behalf of the ZTF LIONS collaboration

ZTF

SN Ia

0.09

1

ZTF

2026TNSCR1042....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
23199	2026-03-11 00:00:00	Keck1 / LRIS	300	Kaustav Kashyap Das	Kaustav Kashyap Das	ZTF	tns_2026emw_2026-03-11_00-00-00_Keck1_LRIS_ZTF.ascii		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 293726 of Group ZTF
Previous RA, DEC: 08:21:35.628, -06:00:34.41 (125.3984502, -6.0095591)
Updated RA, DEC: 08:21:35.629, -06:00:34.37 (125.39845538462, -6.0095472307692)

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