2025txq | Transient Name Server

RA/DEC (2000)

18:13:29.741 +43:57:55.95

273.3739214125 +43.9655415375

Type

SN Ia

Redshift

0.063

Discovery Report Classification Report

Reporting Group

ZTF

Discovering Data Source

ZTF

Discovery Date

2025-08-13 05:17:17.998

TNS AT

Y

Public

Y

Discovery Mag

19.8145

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

▌

ATLAS-TDO_ATLAS-05_wide

▌

GOTO-N_GOTO-2_L

▌

P48_ZTF-Cam_r

▌

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
	21877	2025-08-27 07:26:20	P60 / SEDM	2700	SEDmRobot	auto	ZTF	tns_2025txq_2025-08-27_07-26-20.439061_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

wide-ATLAS

ATLAS-TDO_ATLAS-05

2025-08-14 23:43:14 - 2025-08-16 00:20:46

2460902.48836 - 2460903.51442

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
509270	2025-08-16 00:20:46	2460903.51442	19.38	0.144	19.33	ABMag	wide-ATLAS	ATLAS-TDO_ATLAS-05	30	Robot
509269	2025-08-14 23:43:14	2460902.48836			19.52	ABMag	wide-ATLAS	ATLAS-TDO_ATLAS-05	30	Robot	[Last non detection]

L-GOTO

GOTO-N_GOTO-2

2025-07-17 00:04:06 - 2025-09-03 21:22:17

2460873.502854 - 2460922.390465

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
515527	2025-09-03 21:22:17	2460922.390465	18.14	0.04		ABMag	L-GOTO	GOTO-N_GOTO-2	360
515526	2025-07-17 00:04:06	2460873.502854			19.7	ABMag	L-GOTO	GOTO-N_GOTO-2	180		[Last non detection]

r-ZTF

P48_ZTF-Cam

2025-08-13 05:17:18 - 2025-08-13 05:17:18

2460900.7203472 - 2460900.7203472

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
508933	2025-08-13 05:17:18	2460900.7203472	19.8145	0.0828764		ABMag	r-ZTF	P48_ZTF-Cam

g-ZTF

P48_ZTF-Cam

2025-07-31 06:42:40 - 2025-08-15 05:49:22

2460887.7796296 - 2460902.7426157

4

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
508934	2025-08-15 05:49:22	2460902.7426157	19.445	0.141927		ABMag	g-ZTF	P48_ZTF-Cam
511788	2025-08-13 08:06:29	2460900.8378356	19.966	0.262947	19.8717	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF, classified by Fink
508932	2025-07-31 06:42:40	2460887.7796296			21.0608	ABMag	g-ZTF	P48_ZTF-Cam			[Last non detection]
511787	2025-07-31 06:42:40	2460887.7796296			20.6896	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
269272	2025-09-04 09:28:20	GOTO_bot	D. O'Neill, K. Ackley, M. Dyer et al.	GOTO	GOTO	18:13:29.730	+43:57:56.09	2025-09-03 21:22:16.608	18.14	L-GOTO		Other		GOTO25gty	GOTO				N
267371	2025-08-23 18:17:32	Fink	Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker	Fink	ZTF	18:13:29.741	+43:57:55.95	2025-08-13 08:06:28.996	19.966	g-ZTF		PSN		ZTF25abiqcvi	ZTF		Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF25abiqcvi		N
266058	2025-08-16 14:59:56	ATLAS_Bot1	J. Tonry, L. Denneau, H. Weiland et al.	ATLAS	ATLAS	18:13:29.727	+43:57:55.98	2025-08-16 00:20:45.888	19.38	wide-ATLAS		PSN		ATLAS25jop	ATLAS				N
265905	2025-08-15 06:36:03	Fritz	Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al.	ZTF	ZTF	18:13:29.751	+43:57:55.93	2025-08-13 05:17:17.998	19.8145	r-ZTF		PSN		ZTF25abiqcvi	ZTF			2025TNSTR3216....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

21877

2025-08-27 08:19:18

ZTF_Bot1

C. Fremling, D. Neill, Y. Sharma on behalf of the SEDM Team (Caltech) and the Zwicky Transient Facility (ZTF) based on SNIascore

ZTF

SN Ia

0.063

1

ZTF

2025TNSCR3406....1F

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
21877	2025-08-27 07:26:20	P60 / SEDM	2700	SEDmRobot	auto	ZTF	tns_2025txq_2025-08-27_07-26-20.439061_P60_SEDM_ZTF.ascii		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 267371 of Group ZTF
Previous RA, DEC: 18:13:29.751, +43:57:55.93 (273.373962, +43.9655371)
Updated RA, DEC: 18:13:29.741, +43:57:55.95 (273.3739214125, +43.9655415375)

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