SN 2021gn | Transient Name Server

SN 2021gn

RA/DEC (2000)

23:09:09.980 +28:18:03.85

347.291583 +28.301069

Type

SN Ia

Redshift

0.044

Discovery Report Classification Report

Reporting Group

ZTF

Discovering Data Source

ZTF

Discovery Date

2021-01-01 02:15:21.600

TNS AT

Y

Public

Y

Discovery Mag

18.7

Filter

g-ZTF

Reporter/s

C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration

NED SIMBAD DECaLS PanSTARRS-1 SkyMapper VizieR WISE DSS ADS

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
	8507	2021-01-06 03:19:21	P60 / SEDM	2700	SEDmRobot	auto	ZTF	tns_2021gn_2021-01-06_03-19-20.967651_P60_SEDM_ZTF_0.ascii		Object	ZTF
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 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 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 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 Contrib Publish Remarks
	8490	2021-01-06 03:19:21	P60 / SEDM	2700	SEDmRobot	auto	ZTF	tns_2021gn_2021-01-06_03-19-20.967651_P60_SEDM_ZTF.ascii		Object	ZTF
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 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 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 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 Contrib Publish Remarks

Light Curves

Filter

Tel / Inst

Obs-date range

Photometry

G-Gaia

Gaia_Gaia-photometric

2020-12-17 03:50:24 - 2021-01-18 03:21:36

2

Photometry

ID	Obs-date	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
188107	2021-01-18 03:21:36	18.25	0.2		ABMag	G-Gaia	Gaia_Gaia-photometric	60	Robot
188106	2020-12-17 03:50:24			21.5	ABMag	G-Gaia	Gaia_Gaia-photometric		Robot	[Last non detection]

g-ZTF

P48_ZTF-Cam

2020-12-27 03:28:48 - 2021-01-01 02:15:22

2

Photometry

ID	Obs-date	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
183859	2021-01-01 02:15:22	18.7			ABMag	g-ZTF	P48_ZTF-Cam	30	ZTF
183858	2020-12-27 03:28:48			17.99	ABMag	g-ZTF	P48_ZTF-Cam	30	ZTF	[Last non detection]

r-ZTF

P48_ZTF-Cam

2021-01-05 03:15:50 - 2021-01-05 03:15:50

1

Photometry

ID	Obs-date	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
183860	2021-01-05 03:15:50	17.99			ABMag	r-ZTF	P48_ZTF-Cam	30	ZTF

AT Reports

ID	Time received (UT)	Sender	Reporter/s	Reportting group	Disc. Data Source	RA	DEC	Discovery date (UT)	Discovery Mag.	Filter	Related files	AT Type	Internal name	Assoc. Groups	End prop. period	Remarks
97369	2021-01-19 12:00:06	Gaia_Bot1	S.T. Hodgkin, E. Breedt, A. Delgado, D.L. Harrison, M. van Leeuwen, G. Rixon, T. Wevers, A. Yoldas (IoA Cambridge), N. Ihanec, K. Kruszyńska, K.A. Rybicki, Ł. Wyrzykowski (Warsaw University Astronomical Observatory), Z. Kostrzewa-Rutkowska (Leiden Observatory), D. Eappachen (SRON/RU), G. Marton (Konkoly Observatory), on behalf of the Gaia Alerts team	GaiaAlerts	GaiaAlerts	23:09:09.980	+28:18:03.85	2021-01-18 03:21:36.000	18.25	G-Gaia		PSN	Gaia21aik	GaiaAlerts		confirmed SN Ia
95560	2021-01-05 20:02:12	ZTF_Bot1	C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration	ZTF	ZTF	23:09:09.980	+28:18:03.88	2021-01-01 02:15:21.600	18.7	g-ZTF		PSN	ZTF21aaaadmo	ZTF

Classification Reports

ID	Time received (UT)	Sender	Classifier/s	Group	Classification	Redshift	Related files	Assoc. Groups	End prop. period	Remarks	ADS Bibcode
8495	2021-01-08 16:47:55	ZTF_Bot1	A. Dahiwale, C. Fremling(Caltech) on behalf of the Zwicky Transient Facility (ZTF)	ZTF	SN Ia	0.044		ZTF			2021TNSCR..87....1D
8478	2021-01-06 23:30:36	ZTF_Bot1	A. Dahiwale, C. Fremling(Caltech) on behalf of the Zwicky Transient Facility (ZTF)	ZTF	SN Ia	0.044		ZTF			2021TNSCR..66....1D

Comments

TNS System (WIS)

Tue, 01/19/2021 - 12:00

Object coordinates updated

Object coordinates updated according to AT-report 97369 of Group GaiaAlerts
Previous RA, DEC: 23:09:09.980, +28:18:03.88 (347.2915842, +28.3010768)
Updated RA, DEC: 23:09:09.980, +28:18:03.85 (347.291583, 28.301069)

Log in or register to post comments