Discovery certificate for object 2020abro
TNS Astronomical Transient Report No. 91693 [ 2020TNSTR3666....1F ]

Date Received (UTC): 2020-12-05 18:35:41
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

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

IAU Designation: AT 2020abro
Discoverer internal name: ZTF20acvcngs
Coordinates (J2000): RA = 03:09:06.837 (47.2784876) DEC = +29:21:05.36 (29.3514893)
Discovery date: 2020-12-05 06:27:40.003 (JD=2459188.769213)

Potential host galaxy: WISEA J030906.98+292105.4

Remarks: Early SN candidate (r-rise > 0.07+-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/ZTF20acvcngs

Photometry

Discovery (first detection):
Discovery date: 2020-12-05 06:27:40.003
Flux: 19.4777 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-12-05 04:55:26
Limiting flux: 20.0599 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/2020abro