2025atx | Transient Name Server

RA/DEC (2000)

00:43:01.617 +41:19:36.18

10.756737215 +41.3267156164

Type

Nova

Redshift

-0.001004

Discovery Report Classification Report

Reporting Group

ATLAS

Discovering Data Source

ATLAS

Discovery Date

2025-02-03 05:51:54.432

TNS AT

Y

Public

Y

Discovery Mag

18.053

Filter

orange-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), 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 (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa (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

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
	21027	2025-03-05 00:00:00	Keck1 / LRIS	300	Kaustav Kashyap Das	Kaustav Kashyap Das	ZTF	tns_2025atx_2025-03-05_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

L-GOTO

GOTO-N_GOTO-2

2025-02-02 20:03:35 - 2025-02-02 20:03:35

2460709.335825 - 2460709.335825

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
466839	2025-02-02 20:03:35	2460709.335825			18.2	ABMag	L-GOTO	GOTO-N_GOTO-2	180		[Last non detection]

r-P1

PS2_GPC2

2025-02-07 05:53:41 - 2025-02-07 05:53:41

2460713.74561 - 2460713.74561

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
467340	2025-02-07 05:53:41	2460713.74561	16.91	0.03	20.6	ABMag	r-P1	PS2_GPC2	45	Robot

L-GOTO

GOTO-N_GOTO-1

2025-02-03 19:48:48 - 2025-02-03 19:48:48

2460710.325562 - 2460710.325562

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
466840	2025-02-03 19:48:48	2460710.325562	17.7	0.12		ABMag	L-GOTO	GOTO-N_GOTO-1	180

i-ZTF

P48_ZTF-Cam

2025-02-02 03:53:51 - 2025-02-02 03:53:51

2460708.6623958 - 2460708.6623958

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
468688	2025-02-02 03:53:51	2460708.6623958			19.6714	ABMag	i-ZTF	P48_ZTF-Cam			[Last non detection]

r-ZTF

P48_ZTF-Cam

2025-02-08 03:18:18 - 2025-02-11 03:41:05

2460714.6377083 - 2460717.6535301

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
468690	2025-02-11 03:41:05	2460717.6535301	17.202	0.0270698		ABMag	r-ZTF	P48_ZTF-Cam
468689	2025-02-08 03:18:18	2460714.6377083	16.9727	0.0181397		ABMag	r-ZTF	P48_ZTF-Cam

orange-ATLAS

ATLAS-MLO_ATLAS-01

2025-01-30 06:15:16 - 2025-02-03 05:51:54

2460705.7606 - 2460709.74438

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
466564	2025-02-03 05:51:54	2460709.74438	18.053	0.151	19.14	ABMag	orange-ATLAS	ATLAS-MLO_ATLAS-01	30	Robot
466563	2025-01-30 06:15:16	2460705.7606			15.61	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
244424	2025-02-15 10:59:07	Fritz	Kaustav Kashyap Das (Caltech), Daniel Perley (LJMU), Christoffer Fremling (Caltech) et al.	ZTF	ZTF	00:43:01.612	+41:19:36.12	2025-02-08 03:18:17.997	16.9727	r-ZTF		PSN		ZTF25aaffzjf	ZTF				N
243725	2025-02-07 13:10:55	PS1_Bot1	K. C. Chambers, T. de Boer, J. Herman et al.	Pan-STARRS	Pan-STARRS	00:43:01.617	+41:19:36.18	2025-02-07 05:53:40.704	16.91	r-P1		PSN		PS25ob	Pan-STARRS				N
243434	2025-02-04 09:08:24	GOTO_bot	T. Killestein, L. Kelsey, E. Wickens et al.	GOTO	GOTO	00:43:01.641	+41:19:36.21	2025-02-03 19:48:48.384	17.7	L-GOTO		Other		GOTO25aax	GOTO		This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Mayahuel Torres Guerrero, M.T. Mazzucato, Jose Alberto da Silva Campos, Antonio Pasqua, Cledison Marcos da Silva		N
243348	2025-02-03 13:27:52	ATLAS_Bot1	J. Tonry, L. Denneau, H. Weiland et al.	ATLAS	ATLAS	00:43:01.619	+41:19:36.04	2025-02-03 05:51:54.432	18.053	orange-ATLAS		PSN		ATLAS25bhl	ATLAS			2025TNSTR.457....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

21027

2025-05-13 18:33:26

ZTF_Bot1

K. Das, S. Covarrubias, M. Kasliwal (Caltech) on behalf of the ZTF CATS150 collaboration

ZTF

Nova

-0.001004

1

ZTF

2025TNSCR1779....1D

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
21027	2025-03-05 00:00:00	Keck1 / LRIS	300	Kaustav Kashyap Das	Kaustav Kashyap Das	ZTF	tns_2025atx_2025-03-05_00-00-00_Keck1_LRIS_ZTF.ascii		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 243725 of Group Pan-STARRS
Previous RA, DEC: 00:43:01.619, +41:19:36.04 (10.756746, +41.326678)
Updated RA, DEC: 00:43:01.617, +41:19:36.18 (10.756737215, 41.3267156164)

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