2023exn | Transient Name Server

RA/DEC (2000)

14:47:28.889 +18:23:51.26

221.870369758 +18.3975719966

Type

SN Ia

Redshift

0.030347

Discovery Report Classification Report

Reporting Group

ZTF

Discovering Data Source

ZTF

Discovery Date

2023-04-10 06:41:45.600

TNS AT

Y

Public

Y

Discovery Mag

18.5

Filter

r-ZTF

Reporter/s

C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration

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
	14813	2023-04-21 10:17:41	UH88 / SNIFS	1500	Aaron Do		SCAT	tns_2023exn_2023-04-21_10-17-41_UH88_SNIFS_SCAT.dat		Object			Hydrogen features likely from Incomplete galaxy subtraction.
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 Hydrogen features likely from Incomplete galaxy subtraction.

Light Curves

Filter

Tel / Inst

Obs-date range

JD Range

Photometry

w-P1

PS2_GPC2

2023-04-17 13:16:15 - 2023-04-17 13:16:15

2460052.05295 - 2460052.05295

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
337915	2023-04-17 13:16:15	2460052.05295	17.98	0.02	22	ABMag	w-P1	PS2_GPC2	45	Robot

orange-ATLAS

ATLAS-CHL_ATLAS-04

2023-04-08 07:58:20 - 2023-04-08 07:58:20

2460042.83218 - 2460042.83218

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
335660	2023-04-08 07:58:20	2460042.83218			18	ABMag	orange-ATLAS	ATLAS-CHL_ATLAS-04	30	Robot	[Last non detection]

r-ZTF

P48_ZTF-Cam

2023-04-08 08:11:02 - 2023-04-10 06:41:46

2460042.841 - 2460044.779

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
335341	2023-04-10 06:41:46	2460044.779	18.5			ABMag	r-ZTF	P48_ZTF-Cam	30	ZTF
335340	2023-04-08 08:11:02	2460042.841			19.1	ABMag	r-ZTF	P48_ZTF-Cam	30	ZTF	[Last non detection]

g-ZTF

P48_ZTF-Cam

2023-04-10 07:52:19 - 2023-04-10 07:52:19

2460044.828 - 2460044.828

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
335342	2023-04-10 07:52:19	2460044.828	18.7			ABMag	g-ZTF	P48_ZTF-Cam	30	ZTF

orange-ATLAS

ATLAS-HKO_ATLAS-02

2023-04-09 11:39:14 - 2023-04-09 11:39:14

2460043.98558 - 2460043.98558

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
335661	2023-04-09 11:39:14	2460043.98558	18.452	0.133	18.91	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
175222	2023-04-18 15:00:18	PS1_Bot1	K. C. Chambers, T. de Boer, J. Bulger et al.	Pan-STARRS	Pan-STARRS	14:47:28.889	+18:23:51.26	2023-04-17 13:16:14.880	17.98	w-P1		PSN		PS23bwq	Pan-STARRS				N
174248	2023-04-10 23:36:34	ATLAS_Bot1	J. Tonry, L. Denneau, H. Weiland et al.	ATLAS	ATLAS	14:47:28.911	+18:23:51.42	2023-04-09 11:39:14.112	18.452	orange-ATLAS		PSN		ATLAS23hlf	ATLAS				N
174042	2023-04-10 09:23:56	ZTF_Bot1	C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration	ZTF	ZTF	14:47:28.887	+18:23:51.24	2023-04-10 06:41:45.600	18.5	r-ZTF		PSN		ZTF23aaeqhkx	ZTF			2023TNSTR.755....1F	N

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

14739

2023-04-21 13:14:36

Aaron Do

Aaron Do (IfA, UH Manoa) on behalf of the SCAT team

SCAT

SN Ia

0.030347

1

SCAT

Type Ia-norm near maximum light. Redshift from SDSS DR 13 (via NED). Phase from SNID (Blondin & Tonry, 2007)

2023TNSCR.872....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
14813	2023-04-21 10:17:41	UH88 / SNIFS	1500	Aaron Do		SCAT	tns_2023exn_2023-04-21_10-17-41_UH88_SNIFS_SCAT.dat		Object			Hydrogen features likely from Incomplete galaxy subtraction.

Comments

Object coordinates updated

Object coordinates updated according to AT-report 175222 of Group Pan-STARRS
Previous RA, DEC: 14:47:28.887, +18:23:51.24 (221.8703632, +18.3975671)
Updated RA, DEC: 14:47:28.889, +18:23:51.26 (221.870369758, 18.3975719966)

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