2026hbm | Transient Name Server

RA/DEC (2000)

13:44:15.242 +19:33:48.09

206.063506541 +19.5633594856

Type

SN II

Redshift

0.027065

Discovery Report Classification Report

Reporting Group

ZTF

Discovering Data Source

ZTF

Discovery Date

2026-03-24 09:35:38.002

TNS AT

Y

Public

Y

Discovery Mag

17.9256

Filter

g-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

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
	23491	2026-04-17 07:07:00	P60 / SEDM	2160	SEDmRobot	auto	ZTF	tns_2026hbm_2026-04-17_07-06-59.760964_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
	23366	2026-03-25 21:27:14	Lijiang-2.4m / YFOSC		Luhan Li	Luhan Li	YNTS	tns_2026hbm_2026-03-25_21-27-13.754_Lijiang-2.4m_YFOSC_YNTS.dat		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

2026-03-14 04:09:15 - 2026-03-14 04:09:15

2461113.67309 - 2461113.67309

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
570631	2026-03-14 04:09:15	2461113.67309			19.66	ABMag	wide-ATLAS	ATLAS-TDO_ATLAS-05	30	Robot	[Last non detection]

r-WFST

WFST_WFST-WFC

2026-03-29 19:59:31 - 2026-03-29 19:59:31

2461129.333 - 2461129.333

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
571777	2026-03-29 19:59:31	2461129.333	17.52	0.01		ABMag	r-WFST	WFST_WFST-WFC	30

g-WFST

WFST_WFST-WFC

2026-03-15 18:47:31 - 2026-03-15 18:47:31

2461115.283 - 2461115.283

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
571776	2026-03-15 18:47:31	2461115.283			22.03	ABMag	g-WFST	WFST_WFST-WFC	30		[Last non detection]

L-GOTO

GOTO-N_GOTO-2

2026-03-31 22:46:58 - 2026-03-31 22:46:58

2461131.449281 - 2461131.449281

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
572031	2026-03-31 22:46:58	2461131.449281	17.38	0.09		ABMag	L-GOTO	GOTO-N_GOTO-2	180

i-P1

PS2_GPC2

2026-03-31 09:42:26 - 2026-03-31 09:42:26

2461130.90447 - 2461130.90447

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
572329	2026-03-31 09:42:26	2461130.90447	17.49	0.02	20.7	ABMag	i-P1	PS2_GPC2	45	Robot

L-GOTO

GOTO-N_GOTO-1

2026-03-16 05:01:24 - 2026-03-16 05:01:24

2461115.709311 - 2461115.709311

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
572030	2026-03-16 05:01:24	2461115.709311			20.2	ABMag	L-GOTO	GOTO-N_GOTO-1	180		[Last non detection]

r-ZTF

P48_ZTF-Cam

2026-03-22 10:03:52 - 2026-03-24 10:08:20

2461121.9193519 - 2461123.9224537

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
569621	2026-03-24 10:08:20	2461123.9224537	18.0683	0.0510447		ABMag	r-ZTF	P48_ZTF-Cam
569619	2026-03-22 10:03:52	2461121.9193519			19.0598	ABMag	r-ZTF	P48_ZTF-Cam			[Last non detection]

g-ZTF

P48_ZTF-Cam

2026-03-24 09:35:38 - 2026-03-24 09:35:38

2461123.8997454 - 2461123.8997454

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
569620	2026-03-24 09:35:38	2461123.8997454	17.9256	0.0581608		ABMag	g-ZTF	P48_ZTF-Cam

orange-ATLAS

ATLAS-HKO_ATLAS-02

2026-03-27 09:55:30 - 2026-03-27 09:55:30

2461126.91354 - 2461126.91354

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
570632	2026-03-27 09:55:30	2461126.91354	17.752	0.078	19.17	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
298557	2026-04-05 07:26:03	PS1_Bot1	K. C. Chambers, T. de Boer, J. Fairlamb et al.	Pan-STARRS	Pan-STARRS	13:44:15.242	+19:33:48.09	2026-03-31 09:42:26.208	17.49	i-P1		PSN		PS26asf	Pan-STARRS				N
298371	2026-04-04 10:24:35	GOTO_bot	D. O'Neill, G. Ramsay, K. Ackley et al.	GOTO	GOTO	13:44:15.262	+19:33:48.22	2026-03-31 22:46:57.792	17.38	L-GOTO		Other		GOTO26crd	GOTO				N
298237	2026-04-01 14:56:37	WFST_SN	Zelin Xu, Dezheng Meng, Ji-an Jiang et al.	WFST	WFST	13:44:15.240	+19:33:48.08	2026-03-29 19:59:31.200	17.52	r-WFST		PSN		WFST260324fcvhf	WFST				N
297591	2026-03-27 21:07:24	ATLAS_Bot1	J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al.	ATLAS	ATLAS	13:44:15.245	+19:33:48.20	2026-03-27 09:55:29.856	17.752	orange-ATLAS		PSN		ATLAS26dlj	ATLAS				N
297134	2026-03-24 10:43:40	Fritz	Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al.	ZTF	ZTF	13:44:15.247	+19:33:48.13	2026-03-24 09:35:38.002	17.9256	g-ZTF		PSN		ZTF26aaovtjq	ZTF			2026TNSTR1267....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

23489

2026-04-17 18:27:03

ZTF_Bot1

J. Sollerman, J. Castaneda Jaimes, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF)

ZTF

SN II

0.027065

1

ZTF

2026TNSCR1689....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
23491	2026-04-17 07:07:00	P60 / SEDM	2160	SEDmRobot	auto	ZTF	tns_2026hbm_2026-04-17_07-06-59.760964_P60_SEDM_ZTF.ascii		Object

23364

2026-03-27 15:11:14

Luhan Li

Bo Wang, Luhan Li, Jujia Zhang, Liping Li, Dongdong Liu, Xinjie Luo, Shiyang Dong (YNAO)

YNTS

SN II

0.027065

1

LiONS, YNTS

The spectrum obtained with the Lijiang 2.4 m telescope exhibits a distinct "ledge" feature along with a narrow Hα emission peak, suggesting that the object is an SN II event. The redshift is adopted from the NED.

2026TNSCR1324....1W

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
23366	2026-03-25 21:27:14	Lijiang-2.4m / YFOSC		Luhan Li	Luhan Li	YNTS	tns_2026hbm_2026-03-25_21-27-13.754_Lijiang-2.4m_YFOSC_YNTS.dat		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 298557 of Group Pan-STARRS
Previous RA, DEC: 13:44:15.247, +19:33:48.13 (206.0635272, +19.5633688)
Updated RA, DEC: 13:44:15.242, +19:33:48.09 (206.063506541, +19.5633594856)

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