2026oar | Transient Name Server

RA/DEC (2000)

14:53:35.632 +01:02:52.24

223.398466957 +1.04784342969

Type

SN IIn

Redshift

0.1755

Discovery Report Classification Report

Reporting Group

ZTF

Discovering Data Source

ZTF

Discovery Date

2026-05-20 08:52:48.000

TNS AT

Y

Public

Y

Discovery Mag

20.5215

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

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
	24146	2026-06-18 05:40:20	P200 / NGPS		Gokul Prem Srinivasaragavan	Gokul Prem Srinivasaragavan	ZTF	tns_2026oar_2026-06-18_05-40-20_P200_NGPS_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 z-step: v-step: Remarks

Light Curves

Filter

Tel / Inst

Obs-date range

JD Range

Photometry

wide-ATLAS

ATLAS-TDO_ATLAS-05

2026-06-08 00:05:21 - 2026-06-08 00:05:21

2461199.50372 - 2461199.50372

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
589861	2026-06-08 00:05:21	2461199.50372	19.388	0.1	20.04	ABMag	wide-ATLAS	ATLAS-TDO_ATLAS-05	30	Robot

L-GOTO

GOTO-S_GOTO-3

2026-06-06 12:48:00 - 2026-06-06 12:48:00

2461198.033329 - 2461198.033329

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
589808	2026-06-06 12:48:00	2461198.033329	19.41	0.11		ABMag	L-GOTO	GOTO-S_GOTO-3	180

orange-ATLAS

ATLAS-CHL_ATLAS-04

2026-06-07 06:39:52 - 2026-06-07 06:39:52

2461198.77769 - 2461198.77769

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
589860	2026-06-07 06:39:52	2461198.77769			18.83	ABMag	orange-ATLAS	ATLAS-CHL_ATLAS-04	30	Robot	[Last non detection]

L-GOTO

GOTO-N_GOTO-1

2026-06-03 01:00:26 - 2026-06-03 01:00:26

2461194.541973 - 2461194.541973

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
589807	2026-06-03 01:00:26	2461194.541973			19.3	ABMag	L-GOTO	GOTO-N_GOTO-1	180		[Last non detection]

r-ZTF

P48_ZTF-Cam

2026-05-20 07:05:44 - 2026-06-02 07:05:18

2461180.7956481 - 2461193.7953472

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
588410	2026-06-02 07:05:18	2461193.7953472	19.7689	0.208443		ABMag	r-ZTF	P48_ZTF-Cam
588408	2026-05-20 07:05:44	2461180.7956481			20.184	ABMag	r-ZTF	P48_ZTF-Cam			[Last non detection]

g-ZTF

P48_ZTF-Cam

2026-05-20 08:52:48 - 2026-05-20 08:52:48

2461180.87 - 2461180.87

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
588409	2026-05-20 08:52:48	2461180.87	20.5215	0.185669		ABMag	g-ZTF	P48_ZTF-Cam

w-P1

PS1_GPC1

2026-05-17 10:16:20 - 2026-05-17 10:16:20

2461177.92801 - 2461177.92801

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
597916	2026-05-17 10:16:20	2461177.92801	21.09	0.13	22	ABMag	w-P1	PS1_GPC1	45	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
312104	2026-07-04 10:55:43	PS1_Bot1	K. C. Chambers, T. de Boer, J. Fairlamb et al.	Pan-STARRS	Pan-STARRS	14:53:35.632	+01:02:52.24	2026-05-17 10:16:20.064	21.09	w-P1		PSN		PS26dvf	Pan-STARRS				N
307502	2026-06-08 10:51:09	ATLAS_Bot1	J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al.	ATLAS	ATLAS	14:53:35.630	+01:02:51.99	2026-06-08 00:05:21.408	19.388	wide-ATLAS		PSN		ATLAS26gxv	ATLAS				N
307476	2026-06-08 10:11:24	GOTO_bot	G. Ramsay, K. Ackley, M. Dyer et al.	GOTO	GOTO	14:53:35.612	+01:02:52.53	2026-06-06 12:47:59.712	19.41	L-GOTO		Other		GOTO26fjs	GOTO				N
306808	2026-06-02 08:06:14	Fritz	Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al.	ZTF	ZTF	14:53:35.638	+01:02:52.18	2026-05-20 08:52:48.000	20.5215	g-ZTF		PSN		ZTF26aaxuzjv	ZTF				N

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

24140

2026-06-25 21:18:12

ZTF_Bot1

K. Hinds, C. Fremling, J. Castaneda Jaimes, T. du Laz, T. Culino, M. Kasliwal (Caltech), and M. Coughlin (UoM) on behalf of the ZTF LIONS collaboration

ZTF

SN IIn

0.1755

1

ZTF

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
24146	2026-06-18 05:40:20	P200 / NGPS		Gokul Prem Srinivasaragavan	Gokul Prem Srinivasaragavan	ZTF	tns_2026oar_2026-06-18_05-40-20_P200_NGPS_ZTF.ascii		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 312104 of Group Pan-STARRS
Previous RA, DEC: 14:53:35.638, +01:02:52.18 (223.3984917, +1.0478265)
Updated RA, DEC: 14:53:35.632, +01:02:52.24 (223.398466957, +1.04784342969)

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