2021agbf | Transient Name Server

RA/DEC (2000)

04:45:50.520 +61:59:33.79

71.4605 +61.992719

Type

SN Ia

Redshift

0.026

Discovery Report Classification Report

Related AstroNotes: 2021-311

Reporting Group

ATLAS

Discovering Data Source

ATLAS

Discovery Date

2021-12-02 10:49:26.400

TNS AT

Y

Public

Y

Discovery Mag

18.21

Filter

orange-ATLAS

Reporter/s

J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii), A. Heinze, B. Stalder (LSST), A. Rest (STScI), C. Stubbs (Harvard University), K. W. Smith, S. J. Smartt, D. R. Young, S. Srivastav, M. Fulton, J. Gillanders, T. Moore, C. Richman, L. Cai (Queen's University Belfast), T.-W. Chen (Stockholm), D. E. Wright (University of Minnesota), J. Anderson (ESO)

NED SIMBAD DECaLS PanSTARRS-1 SkyMapper VizieR WISE DSS ADS

Light curves

▌

P48_ZTF-Cam_r_

▌

Gaia_Gaia-photometric_G_

▌

ATLAS-MLO_ATLAS-01_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
	11565	2021-12-07 19:00:52	Ekar / AFOSC	2700	Tomasella	Tomasella	Padova-Asiago	tns_2021agbf_2021-12-07_19-00-52_Ekar_AFOSC_Padova-Asiago.dat	tns_2021agbf_2021-12-07_19-00-52_Ekar_AFOSC_Padova-Asiago.fits	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

2022-01-21 07:23:31 - 2022-02-15 03:41:46

2459600.808 - 2459625.654

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
266185	2022-02-15 03:41:46	2459625.654	19.74			ABMag	r-ZTF	P48_ZTF-Cam	30	ZTF
266184	2022-01-21 07:23:31	2459600.808	18.92			ABMag	r-ZTF	P48_ZTF-Cam	30	ZTF

G-Gaia

Gaia_Gaia-photometric

2021-10-09 08:05:17 - 2022-01-12 09:18:43

2459496.837 - 2459591.888

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
261425	2022-01-12 09:18:43	2459591.888	18.47	0.2		ABMag	G-Gaia	Gaia_Gaia-photometric	60	Robot
261424	2021-10-09 08:05:17	2459496.837			21.5	ABMag	G-Gaia	Gaia_Gaia-photometric		Robot	[Last non detection]

orange-ATLAS

ATLAS-MLO_ATLAS-01

2021-11-28 12:04:19 - 2021-12-02 10:49:26

2459547.003 - 2459550.951

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
257449	2021-12-02 10:49:26	2459550.951	18.21	0.127	19.12	ABMag	orange-ATLAS	ATLAS-MLO_ATLAS-01	30	Robot
257448	2021-11-28 12:04:19	2459547.003			19.17	ABMag	orange-ATLAS	ATLAS-MLO_ATLAS-01	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	Bibcode	Unreal	Auto classification
136994	2022-02-15 20:16:23	ZTF_Bot1	C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration et al.	ZTF	ZTF	04:45:50.533	+61:59:33.88	2022-01-21 07:23:31.200	18.92	r-ZTF		PSN		ZTF22aaabsio	ZTF				N
133972	2022-01-14 09:16:17	Gaia_Bot1	S.T. Hodgkin,E. Breedt,A. Delgado et al.	GaiaAlerts	GaiaAlerts	04:45:50.520	+61:59:33.79	2022-01-12 09:18:43.200	18.47	G-Gaia		PSN		Gaia22ady	GaiaAlerts		Confirmed SN Ia		N
130989	2021-12-03 00:28:36	ATLAS_Bot1	J. Tonry,L. Denneau,H. Weiland (IfA et al.	ATLAS	ATLAS	04:45:50.526	+61:59:33.82	2021-12-02 10:49:26.400	18.21	orange-ATLAS		PSN		ATLAS21bnbc	ATLAS			2021TNSTR4087....1T	N

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

11511

2021-12-08 20:34:48

Lina Tomasella

Lina Tomasella, Stefano Benetti, Enrico Cappellaro (INAF OAPd)

Padova-Asiago

SN Ia

0.026

1

Padova-Asiago

AT2021agbf (ATLAS21bnbc) is a Type Ia SN few days before maximum. The redshift z~0.026 is derived from SNID/GELATO SN template fitting.

2021TNSCR4118....1T

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
11565	2021-12-07 19:00:52	Ekar / AFOSC	2700	Tomasella	Tomasella	Padova-Asiago	tns_2021agbf_2021-12-07_19-00-52_Ekar_AFOSC_Padova-Asiago.dat	tns_2021agbf_2021-12-07_19-00-52_Ekar_AFOSC_Padova-Asiago.fits	Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 133972 of Group GaiaAlerts
Previous RA, DEC: 04:45:50.526, +61:59:33.82 (71.460525, +61.9927275)
Updated RA, DEC: 04:45:50.520, +61:59:33.79 (71.4605, 61.992719)

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