2023vpd | Transient Name Server

RA/DEC (2000)

22:40:12.907 +19:30:24.54

340.053780713 +19.5068162731

Type

SN Ia

Redshift

0.034

Discovery Report Classification Report

Related AstroNotes: 2023-277, 2023-294

Reporting Group

ALeRCE

Discovering Data Source

ZTF

Discovery Date

2023-10-19 05:59:31.004

TNS AT

Y

Public

Y

Host Name

SDSS J224012.90+193024.7

Discovery Mag

20.276

Filter

g-ZTF

Reporter/s

F. Forster, F.E. Bauer, G. Pignata, A. Munoz-Arancibia, A. Mourao, R. Dastidar, L. Hernandez-Garcia, L. Galbany, E. Camacho, J. Silva-Farfan, J. Arredondo, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, E. Reyes, I. Reyes, P. Sanchez-Saez, C. Valenzuela, E. Castillo, D. Ruz-Mieres, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker

NED SIMBAD DECaLS PanSTARRS-1 SkyMapper VizieR WISE DSS ADS

Light curves

▌

PS2_GPC2_i

▌

P48_ZTF-Cam_r

▌

P48_ZTF-Cam_g

▌

ATLAS-HKO_ATLAS-02_orange

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
	15930	2023-10-23 23:04:55	NOT / ALFOSC	2200	Julie Thiim Gadeberg		None	tns_2023vpd_2023-10-23_23-04-55_NOT_ALFOSC.ascii		Object			SNID (Blondin & Tonry 2007 2007ApJ...666.1024B) fit to the spectrum. There are several good matches with 91-T like objects.
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 SNID (Blondin & Tonry 2007 2007ApJ...666.1024B) fit to the spectrum. There are several good matches with 91-T like objects.

Light Curves

Filter

Tel / Inst

Obs-date range

JD Range

Photometry

i-P1

PS2_GPC2

2023-10-19 05:28:11 - 2023-10-19 05:28:11

2460236.72791 - 2460236.72791

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
370836	2023-10-19 05:28:11	2460236.72791	20.54	0.17	20.7	ABMag	i-P1	PS2_GPC2	27	Robot

r-ZTF

P48_ZTF-Cam

2023-10-19 03:55:17 - 2023-10-21 04:04:57

2460236.6633912 - 2460238.6701042

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
370059	2023-10-21 04:04:57	2460238.6701042	19.3827	0.140283	20.4135	ABMag	r-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF
370057	2023-10-19 03:55:17	2460236.6633912			20.5704	ABMag	r-ZTF	P48_ZTF-Cam	30	Robot	[Last non detection] Data provided by ZTF

g-ZTF

P48_ZTF-Cam

2023-10-19 05:59:31 - 2023-10-21 06:09:21

2460236.7496644 - 2460238.7564931

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
370060	2023-10-21 06:09:21	2460238.7564931	19.2751	0.0939939	20.5971	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF
370058	2023-10-19 05:59:31	2460236.7496644	20.276	0.178293	20.535	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF

orange-ATLAS

ATLAS-HKO_ATLAS-02

2023-10-22 08:24:34 - 2023-10-24 07:43:04

2460239.85039 - 2460241.82157

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
370331	2023-10-24 07:43:04	2460241.82157	18.501	0.14	18.93	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot
370330	2023-10-22 08:24:34	2460239.85039			19.32	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot	[Last non detection]

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
191867	2023-10-27 19:39:46	YSE_Bot1	D. O. Jones (UC Santa Cruz), K. D. French (Carnegie, Illinois), A. Agnello et al.	YSE	Pan-STARRS	22:40:12.907	+19:30:24.54	2023-10-19 05:28:11.424	20.54	i-P1		PSN		PS23jur	Pan-STARRS, YSE				N
191647	2023-10-24 14:38:58	ATLAS_Bot1	J. Tonry, L. Denneau, H. Weiland et al.	ATLAS	ATLAS	22:40:12.936	+19:30:24.70	2023-10-24 07:43:03.648	18.501	orange-ATLAS		PSN		ATLAS23uoo	ATLAS				N
191502	2023-10-21 23:43:58	ALeRCE	F. Forster, F.E. Bauer, G. Pignata et al.	ALeRCE	ZTF	22:40:12.926	+19:30:24.78	2023-10-19 05:59:31.004	20.276	g-ZTF		PSN	SDSS J224012.90+193024.7	ZTF23ablpfnb	ALeRCE		Early SN candidate (g-rise > 0.21+-0.09 mag/day, r-rise > 0.59+-0.07 mag/day) classified using ALeRCE's stamp classifier (Carrasco-Davis et al. 2021) and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF23ablpfnb	2023TNSTR2677....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

15844

2023-10-25 15:30:03

Panos Charalampopoulos

Kankaanpää H, Kaseva, M, Kelder, K, Nitindala A. P, Ojanperä M, Charalampopoulos P, Humina C, Kangas T, Matilainen K, Thiim Gadeberg J, Kankare E

None

SN Ia

0.034

1

1

The light-curve is rising. Absolute magnitude of M~ -17.3.

2023TNSCR2723....1H

Related files

File	Comments	Last Modified (UT)	Modified By
tns_2023vpd_classrep_15844.png	SNID (Blondin & Tonry 2007 2007ApJ...666.1024B) fit to the spectrum. There are several good matches with 91-T like objects.	2023-10-25 15:30:04	Panos Charalampopoulos

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
15930	2023-10-23 23:04:55	NOT / ALFOSC	2200	Julie Thiim Gadeberg		None	tns_2023vpd_2023-10-23_23-04-55_NOT_ALFOSC.ascii		Object			SNID (Blondin & Tonry 2007 2007ApJ...666.1024B) fit to the spectrum. There are several good matches with 91-T like objects.

Comments

Object coordinates updated

Object coordinates updated according to AT-report 191867 of Group Pan-STARRS
Previous RA, DEC: 22:40:12.926, +19:30:24.78 (340.05385673333336, +19.506883133333332)
Updated RA, DEC: 22:40:12.907, +19:30:24.54 (340.053780713, 19.5068162731)

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