2021gwa | Transient Name Server

RA/DEC (2000)

15:42:37.080 +06:51:16.34

235.6545 +6.854539

Type

SN Ia

Redshift

0.07036

Discovery Report Classification Report

Reporting Group

ALeRCE

Discovering Data Source

ZTF

Discovery Date

2021-03-18 11:59:43.999

TNS AT

Y

Public

Y

Host Name

WISEA J154237.48+065124.5

Host Redshift

0.070355

Discovery Mag

20.1448

Filter

g-ZTF

Reporter/s

A. Munoz-Arancibia, F. Forster, F.E. Bauer, G. Pignata, L. Hernandez-Garcia, L. Galbany, E. Camacho, J. Silva-Farfan, A. Mourao, 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

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
	9272	2021-04-02 08:10:24	P60 / SEDM	2700	SEDmRobot	auto	ZTF	tns_2021gwa_2021-04-02_08-10-24.400884_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

w-P1

PS2_GPC2

2021-04-19 13:03:22 - 2021-04-19 13:03:22

2459324.044 - 2459324.044

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
219705	2021-04-19 13:03:22	2459324.044	19.55	0.09	22	ABMag	w-P1	PS2_GPC2	45	Robot

r-ZTF

P48_ZTF-Cam

2021-03-18 09:04:02 - 2021-03-22 09:34:26

2459291.8778009 - 2459295.898912

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
200238	2021-03-22 09:34:26	2459295.898912	19.5085	0.1892	19.9829	ABMag	r-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF
200235	2021-03-18 09:04:02	2459291.8778009			20.2539	ABMag	r-ZTF	P48_ZTF-Cam	30	Robot	[Last non detection] Data provided by ZTF

g-ZTF

P48_ZTF-Cam

2021-03-18 11:59:44 - 2021-03-22 07:57:01

2459291.9998148 - 2459295.8312616

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
200237	2021-03-22 07:57:01	2459295.8312616	19.2926	0.19231	19.4355	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF
200236	2021-03-18 11:59:44	2459291.9998148	20.1448	0.272583	20.1512	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF

G-Gaia

Gaia_Gaia-photometric

2021-03-12 04:37:55 - 2021-03-26 08:58:34

2459285.693 - 2459299.874

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
201126	2021-03-26 08:58:34	2459299.874	18.88	0.2		ABMag	G-Gaia	Gaia_Gaia-photometric	60	Robot
201125	2021-03-12 04:37:55	2459285.693			21.5	ABMag	G-Gaia	Gaia_Gaia-photometric		Robot	[Last non detection]

orange-ATLAS

ATLAS-MLO_ATLAS-01

2021-03-19 13:35:02 - 2021-03-19 13:35:02

2459293.066 - 2459293.066

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
200918	2021-03-19 13:35:02	2459293.066			19.79	ABMag	orange-ATLAS	ATLAS-MLO_ATLAS-01	30	Robot	[Last non detection]

orange-ATLAS

ATLAS-HKO_ATLAS-02

2021-03-26 13:07:41 - 2021-03-26 13:07:41

2459300.047 - 2459300.047

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
200919	2021-03-26 13:07:41	2459300.047	18.805	0.149	19.14	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot

r-P1

PS1_GPC1

2021-05-22 08:48:29 - 2021-05-22 08:48:29

2459356.867 - 2459356.867

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
217108	2021-05-22 08:48:29	2459356.867	20.56	0.18	20.6	ABMag	r-P1	PS1_GPC1	27	Robot

w-P1

PS1_GPC1

2021-04-06 14:19:41 - 2021-04-06 14:19:41

2459311.097 - 2459311.097

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
213916	2021-04-06 14:19:41	2459311.097	18.98	0.02	22	ABMag	w-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
112743	2021-06-08 10:42:34	PS2_Bot1	K. C. Chambers, T. de Boer, J. Bulger et al.	Pan-STARRS	Pan-STARRS	15:42:37.075	+06:51:16.31	2021-04-19 13:03:21.600	19.55	w-P1		PSN		PS21duf	Pan-STARRS				N
111523	2021-06-01 11:55:03	YSE_Bot1	D. O. Jones (UC Santa Cruz), K. D. French (Carnegie, Illinois), A. Agnello et al.	YSE	Pan-STARRS	15:42:37.076	+06:51:16.32	2021-05-22 08:48:28.800	20.56	r-P1		PSN		PS21duf	Pan-STARRS				N
109759	2021-05-15 23:58:31	PS1_Bot1	K. C. Chambers, T. de Boer, J. Bulger et al.	Pan-STARRS	Pan-STARRS	15:42:37.078	+06:51:16.39	2021-04-06 14:19:40.800	18.98	w-P1		PSN		PS21duf	Pan-STARRS		This transient was discovered with the help of citizen science project Supernova Hunters run by Zooniverse. The candidate was identified by volunteers including Celso Pessanha Machado, Henryk Krawczyk and Akihiro Akai		N
104133	2021-03-29 07:33:31	Gaia_Bot1	S.T. Hodgkin, E. Breedt, A. Delgado et al.	GaiaAlerts	GaiaAlerts	15:42:37.080	+06:51:16.34	2021-03-26 08:58:33.600	18.88	G-Gaia		PSN		Gaia21bnt	GaiaAlerts		candidate SN near galaxy 2MASX J15423748+0651249		N
104011	2021-03-26 21:53:37	ATLAS_Bot1	J. Tonry, L. Denneau, A. Heinze et al.	ATLAS	ATLAS	15:42:37.063	+06:51:16.07	2021-03-26 13:07:40.800	18.805	orange-ATLAS		PSN		ATLAS21jfv	ATLAS				N
103687	2021-03-22 18:57:20	ALeRCE	A. Munoz-Arancibia, F. Forster, F.E. Bauer et al.	ALeRCE	ZTF	15:42:37.081	+06:51:16.45	2021-03-18 11:59:43.999	20.1448	g-ZTF		PSN	WISEA J154237.48+065124.5	ZTF21aaqdxzv	ZTF		Early SN candidate (r-rise > 0.19+-0.05 mag/day) classified using ALeRCE's stamp classifier - see http://arxiv.org/abs/2008.03309 - and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF21aaqdxzv	2021TNSTR.869....1M	N

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

9262

2021-04-02 23:02:40

ZTF_Bot1

A. Dahiwale, C. Fremling(Caltech) on behalf of the Zwicky Transient Facility (ZTF)

ZTF

SN Ia

0.07036

1

ZTF

2021TNSCR1008....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
9272	2021-04-02 08:10:24	P60 / SEDM	2700	SEDmRobot	auto	ZTF	tns_2021gwa_2021-04-02_08-10-24.400884_P60_SEDM_ZTF.ascii		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 104133 of Group GaiaAlerts
Previous RA, DEC: 15:42:37.081, +06:51:16.45 (235.654502133333, +6.8545693)
Updated RA, DEC: 15:42:37.080, +06:51:16.34 (235.6545, 6.854539)

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