SN 2021dah | Transient Name Server

SN 2021dah

RA/DEC (2000)

02:36:49.696 +45:23:18.26

39.2070646 +45.3884063375

Type

SN Ic

Redshift

0.018

Discovery Report Classification Report

Reporting Group

ALeRCE

Discovering Data Source

ZTF

Discovery Date

2021-02-15 04:16:09.998

TNS AT

Y

Public

Y

Host Name

SDSS J023649.07+452320.6

Discovery Mag

19.2971

Filter

g-ZTF

Reporter/s

F. Forster, F.E. Bauer, A. Munoz-Arancibia, L. Hernandez-Garcia, G. Pignata, L. Galbany, G. Pignata, 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

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
	9043	2021-02-22 20:37:16	LT / SPRAT		S. Prentice, L. Harvey		TCD	tns_2021dah_2021-02-22_20-37-15.539_LT_SPRAT_TCD.txt		Object	TCD
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 Contrib Publish Remarks

Light Curves

Filter

Tel / Inst

Obs-date range

Photometry

cyan-ATLAS

ATLAS1_ACAM1

2021-02-13 06:44:38 - 2021-02-13 06:44:38

1

Photometry

ID	Obs-date	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
193199	2021-02-13 06:44:38			19.69	ABMag	cyan-ATLAS	ATLAS1_ACAM1	30	Robot	[Last non detection]

orange-ATLAS

ATLAS1_ACAM1

2021-02-17 05:11:02 - 2021-02-17 05:11:02

1

Photometry

ID	Obs-date	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
193200	2021-02-17 05:11:02	18.38	0.148	19.07	ABMag	orange-ATLAS	ATLAS1_ACAM1	30	Robot

g-ZTF

P48_ZTF-Cam

2021-02-11 06:20:42 - 2021-02-15 04:16:10

4

Photometry

ID	Obs-date	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
194648	2021-02-15 04:16:10	19.2971	0.123268	20.132	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF, classified by Fink
192918	2021-02-15 04:16:10	19.2971	0.123268	20.132	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF
194647	2021-02-11 06:20:42			20.0865	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	[Last non detection] Data provided by ZTF, classified by Fink
192917	2021-02-11 06:20:42			20.0865	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	[Last non detection] Data provided by 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
100416	2021-02-24 20:16:41	Fink	Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker	Fink	ZTF	02:36:49.696	+45:23:18.26	2021-02-15 04:16:09.998	19.2971	g-ZTF		PSN	ZTF21aakymbv	ZTF		Early SN candidate classified by Fink using the public ZTF stream. Object data at http://134.158.75.151:24000/ZTF21aakymbv
99789	2021-02-18 01:04:52	ATLAS_Bot1	J. Tonry, L. Denneau, A. Heinze, H. Weiland (IfA, University of Hawaii), B. Stalder (LSST), A. Rest (STScI), C. Stubbs (Harvard University), K. W. Smith, S. J. Smartt, D. R. Young, S. Srivastav, O. McBrien, M. Fulton, J. Gillanders, C. Webb (Queen's University Belfast), T.-W. Chen (MPE), D. E. Wright (University of Minnesota), J. Anderson (ESO)	ATLAS	ATLAS	02:36:49.683	+45:23:18.42	2021-02-17 05:11:02.400	18.38	orange-ATLAS		PSN	ATLAS21gmn	ATLAS
99611	2021-02-15 18:43:18	ALeRCE	F. Forster, F.E. Bauer, A. Munoz-Arancibia, L. Hernandez-Garcia, G. Pignata, L. Galbany, G. Pignata, 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	ALeRCE	ZTF	02:36:49.689	+45:23:18.38	2021-02-15 04:16:09.998	19.2971	g-ZTF		PSN	ZTF21aakymbv	ZTF		Early SN candidate (g-rise > 0.24+-0.02 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/ZTF21aakymbv

Classification Reports

ID	Time received (UT)	Sender	Classifier/s	Group	Classification	Redshift	Related files	Assoc. Groups	End prop. period	Remarks	ADS Bibcode
9033	2021-02-22 22:43:51	luharvey	Luke Harvey, Simon Prentice, Kate Maguire, Maxime Deckers, Mark Magee, Jacco Terwel (TCD)	TCD	SN Ic	0.018		TCD			2021TNSCR.568....1H

Comments

TNS System (WIS)

Wed, 02/24/2021 - 20:16

Object coordinates updated

Object coordinates updated according to AT-report 100416 of Group ZTF
Previous RA, DEC: 02:36:49.689, +45:23:18.38 (39.2070392, +45.3884377)
Updated RA, DEC: 02:36:49.696, +45:23:18.26 (39.2070646, 45.3884063375)

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