2021xm | Transient Name Server

RA/DEC (2000)

04:04:25.556 +70:36:31.93

61.10648155 +70.60886975

Type

Redshift

Discovery Report Classification Report

Related AstroNotes: 2021-13

Reporting Group

ALeRCE

Discovering Data Source

ZTF

Discovery Date

2021-01-10 03:46:31.999

TNS AT

Public

Discovery Mag

18.8148

Filter

g-ZTF

Reporter/s

F. Forster, F.E. Bauer, A. Munoz-Arancibia, 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

▌

P48_ZTF-Cam_r_

▌

P48_ZTF-Cam_g_

▌

ATLAS-MLO_ATLAS-01_cyan_

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
	8543	2021-01-10 23:59:30	Ekar / AFOSC	2400	Tomasella	Tomasella	Padova-Asiago	tns_2021xm_2021-01-10_23-59-30_Ekar_AFOSC_Padova-Asiago.dat	tns_2021xm_2021-01-10_23-59-30_Ekar_AFOSC_Padova-Asiago.fits	Object
Binning factor: (rounded to nearest integer >1) Mouse hovers at WL: 0 (rest), ▌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

2021-01-10 05:51:14 - 2021-01-10 05:51:14

2459224.743912 - 2459224.743912

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
185739	2021-01-10 05:51:14	2459224.743912	18.7237	0.0970256	20.1178	ABMag	r-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF

g-ZTF

P48_ZTF-Cam

2021-01-08 06:51:09 - 2021-01-10 03:46:32

2459222.7855208 - 2459224.6573148

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
185738	2021-01-10 03:46:32	2459224.6573148	18.8148	0.116439	20.1128	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF
185737	2021-01-08 06:51:09	2459222.7855208			20.5476	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	[Last non detection] Data provided by ZTF

cyan-ATLAS

ATLAS-MLO_ATLAS-01

2021-01-08 08:16:47 - 2021-01-12 08:34:05

2459222.8449884 - 2459226.857

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
186047	2021-01-12 08:34:05	2459226.857	19.024	0.107	19.73	ABMag	cyan-ATLAS	ATLAS-MLO_ATLAS-01	30	Robot
186046	2021-01-08 08:16:47	2459222.8449884			19.72	ABMag	cyan-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
96498	2021-01-12 18:27:04	ATLAS_Bot1	J. Tonry,L. Denneau,A. Heinze et al.	ATLAS	ATLAS	04:04:25.519	+70:36:31.66	2021-01-12 08:34:04.800	19.024	cyan-ATLAS		PSN		ATLAS21bii	ATLAS				N
96339	2021-01-10 17:09:20	ALeRCE	F. Forster,F.E. Bauer,A. Munoz-Arancibia et al.	ALeRCE	ZTF	04:04:25.556	+70:36:31.93	2021-01-10 03:46:31.999	18.8148	g-ZTF		PSN		ZTF19aceviuo	ZTF		Early SN candidate (g-rise > 0.93+-0.06 mag/day, r-rise > 0.81+-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/ZTF19aceviuo	2021TNSTR..96....1F	N

Classification Reports

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

8531

2021-01-12 11:20:05

Lina Tomasella

L. Tomasella, S. Benetti, E. Cappellaro (INAF Padova)

Padova-Asiago

Add

Padova-Asiago

The noisy spectrum shows a blue continuum. The emission core of Halpha, surrounded by broad absorption troughs, at zero redshift is clearly detectable. The spectrum resembles that of Galactic CVs after the outburst.

2021TNSCR.119....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
8543	2021-01-10 23:59:30	Ekar / AFOSC	2400	Tomasella	Tomasella	Padova-Asiago	tns_2021xm_2021-01-10_23-59-30_Ekar_AFOSC_Padova-Asiago.dat	tns_2021xm_2021-01-10_23-59-30_Ekar_AFOSC_Padova-Asiago.fits	Object

AT 2021xm

Spectra

Light curves

Comments