2025aazr | Transient Name Server

RA/DEC (2000)

09:18:19.285 -08:50:37.73

139.580355883 -8.84381473058

Type

SN Ia

Redshift

0.04

Discovery Report Classification Report

Reporting Group

ZTF

Discovering Data Source

ZTF

Discovery Date

2025-10-18 12:07:13.995

TNS AT

Y

Public

Y

Discovery Mag

18.0284

Filter

g-ZTF

Reporter/s

Nabeel Rehemtulla (CIERA, NU), Wynn Jacobson-Galán (Caltech), 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
	22260	2025-10-21 11:48:56	P60 / SEDM	2160	SEDmRobot	auto	ZTF	tns_2025aazr_2025-10-21_11-48-55.946167_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

L-GOTO

GOTO-S_GOTO-3

2025-05-08 10:01:25 - 2025-05-08 10:01:25

2460803.917648 - 2460803.917648

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
525871	2025-05-08 10:01:25	2460803.917648			19.1	ABMag	L-GOTO	GOTO-S_GOTO-3	180		[Last non detection]

L-GOTO

GOTO-N_GOTO-2

2025-10-23 05:17:04 - 2025-10-23 05:17:04

2460971.720186 - 2460971.720186

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
525872	2025-10-23 05:17:04	2460971.720186	17.48	0.03		ABMag	L-GOTO	GOTO-N_GOTO-2	180

BG-q-BlackGem

BG2_BlackGEM-Cam2

2025-11-13 06:43:59 - 2025-11-13 06:43:59

2460992.780544 - 2460992.780544

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
530790	2025-11-13 06:43:59	2460992.780544	17.75	0.05	19.75	ABMag	BG-q-BlackGem	BG2_BlackGEM-Cam2	60	robotic

BG-q-BlackGem

ML1_MeerLICHT-Cam

2021-04-14 18:51:20 - 2021-04-14 18:51:20

2459319.2856481 - 2459319.2856481

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
530789	2021-04-14 18:51:20	2459319.2856481			21.05	ABMag	BG-q-BlackGem	ML1_MeerLICHT-Cam	60	robotic	[Last non detection]

g-ZTF

P48_ZTF-Cam

2025-10-18 12:07:14 - 2025-10-20 12:30:46

2460967.0050231 - 2460969.0213657

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
525197	2025-10-20 12:30:46	2460969.0213657	17.6442	0.0547049		ABMag	g-ZTF	P48_ZTF-Cam
525196	2025-10-18 12:07:14	2460967.0050231	18.0284	0.086297		ABMag	g-ZTF	P48_ZTF-Cam

cyan-ATLAS

ATLAS-MLO_ATLAS-01

2025-10-25 14:38:20 - 2025-10-25 14:38:20

2460974.10995 - 2460974.10995

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
527140	2025-10-25 14:38:20	2460974.10995	17.271	0.042	19.38	ABMag	cyan-ATLAS	ATLAS-MLO_ATLAS-01	30	Robot

orange-ATLAS

ATLAS-HKO_ATLAS-02

2025-10-15 15:21:20 - 2025-10-15 15:21:20

2460964.13981 - 2460964.13981

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
527139	2025-10-15 15:21:20	2460964.13981			18.74	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot	[Last non detection]

i-P1

PS1_GPC1

2025-11-16 12:59:19 - 2025-11-16 12:59:19

2460996.04119 - 2460996.04119

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
533023	2025-11-16 12:59:19	2460996.04119	18.79	0.04	20.7	ABMag	i-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
277895	2025-11-22 00:28:50	PS1_Bot1	K. C. Chambers,T. de Boer,J. Fairlamb et al.	Pan-STARRS	Pan-STARRS	09:18:19.285	-08:50:37.73	2025-11-16 12:59:18.816	18.79	i-P1		PSN		PS25ikn	Pan-STARRS				N
276622	2025-11-13 08:34:02	BlackGEM_Bot1	G. Ramsay,H. Tranin,F. Stoppa et al.	BlackGEM	BlackGEM	09:18:19.280	-08:50:38.07	2025-11-13 06:43:59.000	17.75	BG-q-BlackGem		PSN		BGEM J091819.28-085038.1	BlackGEM				N
274911	2025-10-26 17:48:26	ATLAS_Bot1	J. Tonry,L. Denneau,H. Weiland et al.	ATLAS	ATLAS	09:18:19.285	-08:50:37.73	2025-10-25 14:38:19.680	17.271	cyan-ATLAS		PSN		ATLAS25nif	ATLAS				N
274339	2025-10-23 07:53:21	GOTO_bot	J. Lyman,K. Ackley,M. Dyer et al.	GOTO	GOTO	09:18:19.290	-08:50:37.46	2025-10-23 05:17:04.416	17.48	L-GOTO		Other		GOTO25iyk	GOTO				N
274061	2025-10-20 12:42:40	BTSbot_bot	Nabeel Rehemtulla (CIERA,NU),Wynn Jacobson-Galán (Caltech) et al.	ZTF	ZTF	09:18:19.289	-08:50:37.70	2025-10-18 12:07:13.995	18.0284	g-ZTF		PSN		ZTF25abxrfik	ZTF		Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167).	2025TNSTR4212....1R	N

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

22260

2025-10-21 12:33:24

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

0.04

1

ZTF

2025TNSCR4234....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
22260	2025-10-21 11:48:56	P60 / SEDM	2160	SEDmRobot	auto	ZTF	tns_2025aazr_2025-10-21_11-48-55.946167_P60_SEDM_ZTF.ascii		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 277895 of Group Pan-STARRS
Previous RA, DEC: 09:18:19.289, -08:50:37.70 (139.5803706, -8.8438053)
Updated RA, DEC: 09:18:19.285, -08:50:37.73 (139.580355883, -8.84381473058)

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