2021epo | Transient Name Server

RA/DEC (2000)

08:46:10.200 +56:07:39.40

131.5425 +56.127611

Type

SN Ia

Redshift

0.071

Discovery Report Classification Report

Reporting Group

ALeRCE

Discovering Data Source

ZTF

Discovery Date

2021-03-03 06:55:30.996

TNS AT

Y

Public

Y

Host Name

WISEA J084610.15+560738.8

Discovery Mag

20.1087

Filter

r-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
	9209	2021-03-20 06:28:52	P60 / SEDM	2700	SEDmRobot	auto	ZTF	tns_2021epo_2021-03-20_06-28-51.628659_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

r-ZTF

P48_ZTF-Cam

2021-03-03 06:55:31 - 2021-03-05 04:14:38

2459276.7885532 - 2459278.6768287

4

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
196174	2021-03-05 04:14:38	2459278.6768287	19.7877	0.164444	20.2099	ABMag	r-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF
201862	2021-03-05 04:14:38	2459278.6768287	19.79	0.16	20.21	ABMag	r-ZTF	P48_ZTF-Cam	30
196173	2021-03-03 06:55:31	2459276.7885532	20.1087	0.231756	19.9887	ABMag	r-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF
201861	2021-03-03 06:55:31	2459276.7885532	20.11	0.23	19.99	ABMag	r-ZTF	P48_ZTF-Cam	30

g-ZTF

P48_ZTF-Cam

2021-03-03 05:13:29 - 2021-03-05 05:28:48

2459276.7176968 - 2459278.7283333

3

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
196175	2021-03-05 05:28:48	2459278.7283333	19.6471	0.158878	20.38	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF
196172	2021-03-03 05:13:29	2459276.7176968			20.6659	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	[Last non detection] Data provided by ZTF
201860	2021-03-03 05:13:29	2459276.7176968			20.6659	ABMag	g-ZTF	P48_ZTF-Cam	30		[Last non detection]

G-Gaia

Gaia_Gaia-photometric

2021-02-27 09:02:53 - 2021-03-13 13:20:38

2459272.877 - 2459287.056

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
197782	2021-03-13 13:20:38	2459287.056	18.81	0.2		ABMag	G-Gaia	Gaia_Gaia-photometric	60	Robot
197781	2021-02-27 09:02:53	2459272.877			21.5	ABMag	G-Gaia	Gaia_Gaia-photometric		Robot	[Last non detection]

orange-ATLAS

ATLAS-MLO_ATLAS-01

2021-03-05 10:52:19 - 2021-03-05 10:52:19

2459278.953 - 2459278.953

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
197428	2021-03-05 10:52:19	2459278.953			18.53	ABMag	orange-ATLAS	ATLAS-MLO_ATLAS-01	30	Robot	[Last non detection]

cyan-ATLAS

ATLAS-HKO_ATLAS-02

2021-03-11 08:55:41 - 2021-03-11 08:55:41

2459284.872 - 2459284.872

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
197429	2021-03-11 08:55:41	2459284.872	18.784	0.088	19.7	ABMag	cyan-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot

i-P1

PS1_GPC1

2021-03-20 06:00:00 - 2021-03-20 06:00:00

2459293.75 - 2459293.75

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
200118	2021-03-20 06:00:00	2459293.75	19.12	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
104628	2021-04-01 00:30:52	ZTF_AMPEL_COMPLETE	J. Nordin, V. Brinnel, J. van Santen (HU Berlin) et al.	AMPEL	ZTF	08:46:10.192	+56:07:39.56	2021-03-03 06:55:30.720	20.11	r-ZTF		PSN		ZTF21aaocibg	ZTF				N
103615	2021-03-22 10:59:45	PS1_Bot1	K. C. Chambers, T. de Boer, J. Bulger et al.	Pan-STARRS	Pan-STARRS	08:46:10.193	+56:07:39.52	2021-03-20 06:00:00.000	19.12	i-P1		PSN		PS21cgw	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 Herbert Gunell, Elisabeth Baeten and Meryl Goulbourne		N
102378	2021-03-16 10:23:59	Gaia_Bot1	S.T. Hodgkin, E. Breedt, A. Delgado et al.	GaiaAlerts	GaiaAlerts	08:46:10.200	+56:07:39.40	2021-03-13 13:20:38.400	18.81	G-Gaia		PSN		Gaia21biq	GaiaAlerts		candidate SN near galaxy WISEA J084610.15+560738.8		N
102183	2021-03-12 08:59:36	ATLAS_Bot1	J. Tonry, L. Denneau, A. Heinze et al.	ATLAS	ATLAS	08:46:10.176	+56:07:39.61	2021-03-11 08:55:40.800	18.784	cyan-ATLAS		PSN		ATLAS21hpb	ATLAS				N
101332	2021-03-05 19:37:40	ALeRCE	A. Munoz-Arancibia, F. Forster, F.E. Bauer et al.	ALeRCE	ZTF	08:46:10.195	+56:07:39.56	2021-03-03 06:55:30.996	20.1087	r-ZTF		PSN	WISEA J084610.15+560738.8	ZTF21aaocibg	ZTF		SN candidate 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/ZTF21aaocibg	2021TNSTR.685....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

9199

2021-03-22 21:47:01

ZTF_Bot1

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

ZTF

SN Ia

0.071

1

ZTF

2021TNSCR.885....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
9209	2021-03-20 06:28:52	P60 / SEDM	2700	SEDmRobot	auto	ZTF	tns_2021epo_2021-03-20_06-28-51.628659_P60_SEDM_ZTF.ascii		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 102378 of Group GaiaAlerts
Previous RA, DEC: 08:46:10.195, +56:07:39.56 (131.542478966667, +56.1276546)
Updated RA, DEC: 08:46:10.200, +56:07:39.40 (131.5425, 56.127611)

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