2023wn | Transient Name Server

RA/DEC (2000)

13:36:04.570 -01:35:39.84

204.019042 -1.5944

Type

SN II

Redshift

0.015

Discovery Report Classification Report

Related AstroNotes: 2023-13

Reporting Group

ATLAS

Discovering Data Source

ATLAS

Discovery Date

2023-01-19 08:24:53.568

TNS AT

Public

Discovery Mag

17.643

Filter

orange-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), J. Anderson (ESO), A. Jordan, V. Suc (UAI, Obstech), K. W. Smith, S. Srivastav, D. R. Young, S. J. Smartt, J. Gillanders, M. Fulton, M. McCollum, T. Moore, J. Weston (Queen's University Belfast), L. Shingles (GSI/QUB), A. Rest (STScI), T.-W. Chen (TUM/MPA), M. Nicholl (Birmingham), C. Stubbs (Harvard), J. Sommer (LMU/QUB), L. Rhodes, A. Andersson (Oxford)

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
	14380	2023-01-24 06:24:27	LT / SPRAT	2000	Robotic	Auto	OxQUB	tns_2023wn_2023-01-24_06-24-27_LT_SPRAT_QUB.txt		Object			Spectrum was obtained with SPRAT on the Liverpool Telescope and reduced using the integrated quick reduction pipeline.
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 Spectrum was obtained with SPRAT on the Liverpool Telescope and reduced using the integrated quick reduction pipeline.

Light Curves

Filter

Tel / Inst

Obs-date range

JD Range

Photometry

orange-ATLAS

ATLAS-CHL_ATLAS-04

2023-01-19 08:24:54 - 2023-01-19 08:24:54

2459963.85062 - 2459963.85062

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
325581	2023-01-19 08:24:54	2459963.85062	17.643	0.048	19.38	ABMag	orange-ATLAS	ATLAS-CHL_ATLAS-04	30	Robot

r-ZTF

P48_ZTF-Cam

2023-01-12 12:04:19 - 2023-01-27 10:24:58

2459957.003 - 2459971.934

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
327695	2023-01-27 10:24:58	2459971.934	17.33			ABMag	r-ZTF	P48_ZTF-Cam	30	ZTF
327693	2023-01-12 12:04:19	2459957.003			19.67	ABMag	r-ZTF	P48_ZTF-Cam	30	ZTF	[Last non detection]

g-ZTF

P48_ZTF-Cam

2023-01-24 12:57:36 - 2023-01-24 12:57:36

2459969.04 - 2459969.04

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
327694	2023-01-24 12:57:36	2459969.04	17.44			ABMag	g-ZTF	P48_ZTF-Cam	30	ZTF

G-Gaia

Gaia_Gaia-photometric

2023-01-04 08:22:34 - 2023-02-06 00:08:38

2459948.849 - 2459981.506

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
328846	2023-02-06 00:08:38	2459981.506	17.65	0.2		ABMag	G-Gaia	Gaia_Gaia-photometric	60	Robot
328845	2023-01-04 08:22:34	2459948.849			21.5	ABMag	G-Gaia	Gaia_Gaia-photometric		Robot	[Last non detection]

orange-ATLAS

ATLAS-HKO_ATLAS-02

2023-01-12 15:41:57 - 2023-01-12 15:41:57

2459957.15413 - 2459957.15413

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
325580	2023-01-12 15:41:57	2459957.15413			18.92	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot	[Last non detection]

i-P1

PS1_GPC1

2023-02-03 15:13:21 - 2023-02-03 15:13:21

2459979.13427 - 2459979.13427

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
328578	2023-02-03 15:13:21	2459979.13427	17.5	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	AT Type	Internal name	Assoc. Groups	Remarks	ADS Bibcode	Unreal
170558	2023-02-07 12:12:04	Gaia_Bot1	S.T. Hodgkin, E. Breedt, A. Delgado et al.	GaiaAlerts	GaiaAlerts	13:36:04.570	-01:35:39.84	2023-02-06 00:08:38.400	17.65	G-Gaia	PSN	Gaia23aph	GaiaAlerts	Confirmed SN II		N
170423	2023-02-04 01:09:32	PS1_Bot1	K. C. Chambers, T. de Boer, J. Bulger et al.	Pan-STARRS	Pan-STARRS	13:36:04.573	-01:35:39.69	2023-02-03 15:13:20.928	17.5	i-P1	PSN	PS23xa	Pan-STARRS			N
170024	2023-01-27 13:23:40	ZTF_Bot1	C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration	ZTF	ZTF	13:36:04.583	-01:35:39.75	2023-01-24 12:57:36.000	17.44	g-ZTF	PSN	ZTF23aaazdla	ZTF			N
168995	2023-01-19 12:38:52	ATLAS_Bot1	J. Tonry, L. Denneau, H. Weiland et al.	ATLAS	ATLAS	13:36:04.581	-01:35:39.60	2023-01-19 08:24:53.568	17.643	orange-ATLAS	PSN	ATLAS23axn	ATLAS		2023TNSTR.131....1T	N

Classification Reports

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

14306

2023-01-24 16:30:48

Michael Fulton

M. Fulton, S. Srivastav, K. W. Smith, D. R. Young, T. Moore, J. Weston, S. A. Sim, (QUB) S. J. Smartt (Oxford/QUB), L. Shingles (GSI/QUB)

OxQUB

SN II

0.015

OxQUB

Several matches with SNe II at one week post maximum light were obtained using SNID (e.g., SN2004et at t = +6d). Redshift from the known host (on NED).

2023TNSCR.184....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
14380	2023-01-24 06:24:27	LT / SPRAT	2000	Robotic	Auto	OxQUB	tns_2023wn_2023-01-24_06-24-27_LT_SPRAT_QUB.txt		Object			Spectrum was obtained with SPRAT on the Liverpool Telescope and reduced using the integrated quick reduction pipeline.

Comments

Object coordinates updated

Object coordinates updated according to AT-report 170558 of Group GaiaAlerts
Previous RA, DEC: 13:36:04.573, -01:35:39.69 (204.019055616, -1.59435933279)
Updated RA, DEC: 13:36:04.570, -01:35:39.84 (204.019042, -1.5944)

Object coordinates updated

Object coordinates updated according to AT-report 170423 of Group Pan-STARRS
Previous RA, DEC: 13:36:04.583, -01:35:39.75 (204.0190973, -1.5943746)
Updated RA, DEC: 13:36:04.573, -01:35:39.69 (204.019055616, -1.59435933279)

Object coordinates updated

Object coordinates updated according to AT-report 170024 of Group ZTF
Previous RA, DEC: 13:36:04.581, -01:35:39.60 (204.019088571, -1.59433285714)
Updated RA, DEC: 13:36:04.583, -01:35:39.75 (204.0190973, -1.5943746)

SN 2023wn

Spectra

Light curves

Comments

Object coordinates updated

Object coordinates updated

Object coordinates updated