2025yvx | Transient Name Server

RA/DEC (2000)

19:10:21.914 +44:47:39.85

287.5913098 +44.7944031

Type

SN Ia

Redshift

0.059

Discovery Report Classification Report

Reporting Group

ATLAS

Discovering Data Source

ATLAS

Discovery Date

2025-09-27 21:37:48.864

TNS AT

Y

Public

Y

Discovery Mag

19.117

Filter

wide-ATLAS

Reporter/s

J. Tonry, L. Denneau, H. Weiland, R. Siverd (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 (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa, J. Tweddle (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

▌

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
	22169	2025-10-07 05:45:19	P60 / SEDM	2700	SEDmRobot	auto	ZTF	tns_2025yvx_2025-10-07_05-45-19.134521_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

2025-09-24 22:45:02 - 2025-09-27 21:37:49

2460943.44794 - 2460946.40126

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
520766	2025-09-27 21:37:49	2460946.40126	19.117	0.126	20.03	ABMag	wide-ATLAS	ATLAS-TDO_ATLAS-05	30	Robot
520765	2025-09-24 22:45:02	2460943.44794			20.27	ABMag	wide-ATLAS	ATLAS-TDO_ATLAS-05	30	Robot	[Last non detection]

L-GOTO

GOTO-N_GOTO-2

2025-09-14 21:08:49 - 2025-10-18 22:11:19

2460933.381123 - 2460967.424522

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
524876	2025-10-18 22:11:19	2460967.424522	18.12	0.04		ABMag	L-GOTO	GOTO-N_GOTO-2	180
524875	2025-09-14 21:08:49	2460933.381123			19.8	ABMag	L-GOTO	GOTO-N_GOTO-2	90		[Last non detection]

r-ZTF

P48_ZTF-Cam

2025-09-30 04:42:44 - 2025-09-30 04:42:44

2460948.6963426 - 2460948.6963426

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
521103	2025-09-30 04:42:44	2460948.6963426	18.6734	0.0648902		ABMag	r-ZTF	P48_ZTF-Cam

g-ZTF

P48_ZTF-Cam

2025-09-26 04:19:27 - 2025-09-26 04:19:27

2460944.6801736 - 2460944.6801736

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
521102	2025-09-26 04:19:27	2460944.6801736			20.4196	ABMag	g-ZTF	P48_ZTF-Cam			[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
273909	2025-10-19 10:42:33	GOTO_bot	G. Ramsay,D. O'Neill,K. Ackley et al.	GOTO	GOTO	19:10:21.932	+44:47:39.79	2025-10-18 22:11:18.528	18.12	L-GOTO		Other		GOTO25ire	GOTO				N
271875	2025-09-30 14:11:47	Fritz	Jacob Wise (LJMU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al.	ZTF	ZTF	19:10:21.914	+44:47:39.85	2025-09-30 04:42:44.000	18.6734	r-ZTF		PSN		ZTF25abugrpq	ZTF				N
271702	2025-09-29 15:46:28	ATLAS_Bot1	J. Tonry,L. Denneau,H. Weiland et al.	ATLAS	ATLAS	19:10:21.939	+44:47:40.00	2025-09-27 21:37:48.864	19.117	wide-ATLAS		PSN		ATLAS25mdw	ATLAS			2025TNSTR3902....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

22169

2025-10-07 06:37:13

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

0.059

1

ZTF

2025TNSCR4036....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
22169	2025-10-07 05:45:19	P60 / SEDM	2700	SEDmRobot	auto	ZTF	tns_2025yvx_2025-10-07_05-45-19.134521_P60_SEDM_ZTF.ascii		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 271875 of Group ZTF
Previous RA, DEC: 19:10:21.939, +44:47:40.00 (287.591414, +44.794444)
Updated RA, DEC: 19:10:21.914, +44:47:39.85 (287.5913098, +44.7944031)

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