2023yhj | Transient Name Server

RA/DEC (2000)

07:08:02.777 +57:08:30.70

107.011569687 +57.1418613707

Type

SN Ia

Redshift

0.1

Discovery Report Classification Report

Related AstroNotes: 2024-16

Reporting Group

ATLAS

Discovering Data Source

ATLAS

Discovery Date

2023-11-22 12:14:24.000

TNS AT

Y

Public

Y

Discovery Mag

18.947

Filter

cyan-ATLAS

Reporter/s

J. Tonry, L. Denneau, H. Weiland, A. Lawrence, R. Siverd (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), S. J. Smartt (Oxford/QUB), K. W. Smith, S. Srivastav, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng (Queen's University Belfast), A. Aamer (QUB/Birmingham), L. Shingles (GSI/QUB), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. Sommer (LMU/QUB), L. Rhodes, A. Andersson, H. Stevance, S. Ramaiya, J. Gillanders (Oxford)

NED SIMBAD DECaLS PanSTARRS-1 SkyMapper VizieR WISE DSS ADS

Light curves

▌

P48_ZTF-Cam_r

▌

P48_ZTF-Cam_g

▌

ATLAS-HKO_ATLAS-02_cyan

▌

PS1_GPC1_i

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
	16186	2023-11-25 00:00:00	UH88 / SNIFS	1800	Hoogendam	Hoogendam	SCAT	tns_2023yhj_2023-11-25_UH88_SNIFS_SCAT.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

r-ZTF

P48_ZTF-Cam

2023-11-12 08:48:29 - 2023-12-09 06:50:23

2460260.867 - 2460287.7849884

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
377676	2023-12-09 06:50:23	2460287.7849884	19.41			ABMag	r-ZTF	P48_ZTF-Cam	30	ZTF
377674	2023-11-12 08:48:29	2460260.867			20.51	ABMag	r-ZTF	P48_ZTF-Cam	30	ZTF	[Last non detection]

g-ZTF

P48_ZTF-Cam

2023-11-14 10:19:12 - 2023-11-14 10:19:12

2460262.93 - 2460262.93

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
377675	2023-11-14 10:19:12	2460262.93	20.29			ABMag	g-ZTF	P48_ZTF-Cam	30	ZTF

cyan-ATLAS

ATLAS-HKO_ATLAS-02

2023-11-20 15:43:57 - 2023-11-22 12:14:24

2460269.15552 - 2460271.01

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
376062	2023-11-22 12:14:24	2460271.01	18.947	0.125	19.47	ABMag	cyan-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot
376061	2023-11-20 15:43:57	2460269.15552			17.82	ABMag	cyan-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot	[Last non detection]

i-P1

PS1_GPC1

2023-11-23 12:38:55 - 2023-11-23 12:38:55

2460272.02703 - 2460272.02703

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
376253	2023-11-23 12:38:55	2460272.02703	19.48	0.06	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
195458	2023-12-09 07:37:35	ZTF_Bot1	C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration et al.	ZTF	ZTF	07:08:02.766	+57:08:30.77	2023-11-14 10:19:12.000	20.29	g-ZTF		PSN		ZTF23abrdwsu	ZTF				N
194549	2023-11-25 16:07:43	PS1_Bot1	K. C. Chambers,T. de Boer,J. Herman et al.	Pan-STARRS	Pan-STARRS	07:08:02.777	+57:08:30.70	2023-11-23 12:38:55.392	19.48	i-P1		PSN		PS23kyg	Pan-STARRS				N
194403	2023-11-23 11:12:55	ATLAS_Bot1	J. Tonry,L. Denneau,H. Weiland et al.	ATLAS	ATLAS	07:08:02.785	+57:08:30.62	2023-11-22 12:14:24.000	18.947	cyan-ATLAS		PSN		ATLAS23wdf	ATLAS			2023TNSTR3052....1T	N

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

16100

2023-11-25 12:18:27

Willem Hoogendam

Willem Hoogendam on behalf of SCAT

SCAT

SN Ia

0.1

1

SCAT

SNID best match to near peak SN Ia at redshift of 0.1

2023TNSCR3070....1H

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
16186	2023-11-25 00:00:00	UH88 / SNIFS	1800	Hoogendam	Hoogendam	SCAT	tns_2023yhj_2023-11-25_UH88_SNIFS_SCAT.dat		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 194549 of Group Pan-STARRS
Previous RA, DEC: 07:08:02.785, +57:08:30.62 (107.011602857, +57.14184)
Updated RA, DEC: 07:08:02.777, +57:08:30.70 (107.011569687, 57.1418613707)

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