2025agkd | Transient Name Server

RA/DEC (2000)

14:40:19.713 +16:40:52.14

220.082135707 +16.6811512553

Type

SN II

Redshift

0.029917

Discovery Report Classification Report

Reporting Group

ZTF

Discovering Data Source

ZTF

Discovery Date

2025-12-11 13:30:56.998

TNS AT

Y

Public

Y

Discovery Mag

19.1847

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
	22719	2025-12-28 05:15:52	NOT / ALFOSC	1200	Jesper Sollerman, Steve Schulze	Steve Schulze	ZTF	tns_2025agkd_2025-12-28_05-15-52.073000_NOT_ALFOSC_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

2026-01-10 06:20:00 - 2026-01-10 06:20:00

2461050.76389 - 2461050.76389

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
548604	2026-01-10 06:20:00	2461050.76389			19.06	ABMag	wide-ATLAS	ATLAS-TDO_ATLAS-05	30	Robot	[Last non detection]

L-GOTO

GOTO-N_GOTO-2

2025-08-12 21:11:55 - 2025-08-12 21:11:55

2460900.383282 - 2460900.383282

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
550158	2025-08-12 21:11:55	2460900.383282			19.4	ABMag	L-GOTO	GOTO-N_GOTO-2	180		[Last non detection]

i-P1

PS2_GPC2

2026-01-02 15:15:41 - 2026-01-02 15:15:41

2461043.13589 - 2461043.13589

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
547109	2026-01-02 15:15:41	2461043.13589	19.02	0.07	20.7	ABMag	i-P1	PS2_GPC2	45	Robot

L-GOTO

GOTO-N_GOTO-1

2026-01-09 06:11:36 - 2026-01-09 06:11:36

2461049.758048 - 2461049.758048

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
550159	2026-01-09 06:11:36	2461049.758048	19.5	0.16		ABMag	L-GOTO	GOTO-N_GOTO-1	180

r-ZTF

P48_ZTF-Cam

2025-11-25 13:34:12 - 2025-12-11 13:30:57

2461005.0654167 - 2461021.0631597

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
537678	2025-12-11 13:30:57	2461021.0631597	19.1847	0.148673		ABMag	r-ZTF	P48_ZTF-Cam
537677	2025-11-25 13:34:12	2461005.0654167			18.2022	ABMag	r-ZTF	P48_ZTF-Cam			[Last non detection]

orange-ATLAS

ATLAS-HKO_ATLAS-02

2026-01-11 14:32:18 - 2026-01-11 14:32:18

2461052.10576 - 2461052.10576

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
548605	2026-01-11 14:32:18	2461052.10576	19.309	0.2	19.3	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot

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
287248	2026-01-15 10:36:49	GOTO_bot	D. O'Neill, K. Ackley, M. Dyer et al.	GOTO	GOTO	14:40:19.724	+16:40:51.74	2026-01-09 06:11:35.520	19.5	L-GOTO		Other		GOTO26kp	GOTO				N
286535	2026-01-11 17:31:20	ATLAS_Bot1	J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al.	ATLAS	ATLAS	14:40:19.741	+16:40:52.16	2026-01-11 14:32:17.664	19.309	orange-ATLAS		PSN		ATLAS26aie	ATLAS				N
285763	2026-01-05 21:28:05	PS1_Bot1	K. C. Chambers, T. de Boer, J. Fairlamb et al.	Pan-STARRS	Pan-STARRS	14:40:19.713	+16:40:52.14	2026-01-02 15:15:40.896	19.02	i-P1		PSN		PS26v	Pan-STARRS				N
280077	2025-12-11 13:48:40	Fritz	Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al.	ZTF	ZTF	14:40:19.719	+16:40:52.01	2025-12-11 13:30:56.998	19.1847	r-ZTF		PSN		ZTF25acgtieb	ZTF			2025TNSTR4931....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

22718

2026-01-02 21:26:25

ZTF_Bot1

S. Schulze, K. Das, J. Castaneda Jaimes, M. Kasliwal (Caltech) on behalf of the ZTF CATS150 collaboration

ZTF

SN II

0.029917

1

ZTF

2026TNSCR..19....1S

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
22719	2025-12-28 05:15:52	NOT / ALFOSC	1200	Jesper Sollerman, Steve Schulze	Steve Schulze	ZTF	tns_2025agkd_2025-12-28_05-15-52.073000_NOT_ALFOSC_ZTF.ascii		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 285763 of Group Pan-STARRS
Previous RA, DEC: 14:40:19.719, +16:40:52.01 (220.0821641, +16.6811144)
Updated RA, DEC: 14:40:19.713, +16:40:52.14 (220.082135707, +16.6811512553)

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