Discovery certificate for object 2020abqw
TNS Astronomical Transient Report No. 91675 [ 2020TNSTR3665....1M ]

Date Received (UTC): 2020-12-05 14:20:20
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

A. Munoz-Arancibia, F. Forster, F.E. Bauer, L. Hernandez-Garcia, G. Pignata, 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 report/s the discovery of a new astronomical transient.

IAU Designation: SN 2020abqw
Discoverer internal name: ZTF20acvevsn
Coordinates (J2000): RA = 11:21:41.002 (170.42084175) DEC = +20:10:29.37 (20.1748249)
Discovery date: 2020-12-05 12:14:03.998 (JD=2459189.0097685)

Potential host galaxy: NGC 3646
Host redshift: 0.01417

Remarks: Early SN candidate (g-rise > 0.11+-0.02 mag/day, r-rise > 0.13+-0.01 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/ZTF20acvevsn

Photometry

Discovery (first detection):
Discovery date: 2020-12-05 12:14:03.998
Flux: 19.2155 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-12-03 12:28:31
Limiting flux: 18.8064 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Details of the new object can be viewed here: https://www.wis-tns.org/object/2020abqw