Discovery certificate for object 2020abke
TNS Astronomical Transient Report No. 91413 [ 2020TNSTR3629....1M ]

Date Received (UTC): 2020-12-02 21:37:43
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: AT 2020abke
Discoverer internal name: ZTF20acudrou
Coordinates (J2000): RA = 09:27:31.787 (141.882446357143) DEC = +58:15:17.13 (58.2547577571429)
Discovery date: 2020-11-26 11:44:52.999 (JD=2459179.9895023)

Potential host galaxy: SDSS J092731.74+581515.0
Host redshift: 0.116

Remarks: Early SN candidate (g-rise > 1.00 mag/day, r-rise > 0.12+-0.06 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/ZTF20acudrou

Photometry

Discovery (first detection):
Discovery date: 2020-11-26 11:44:52.999
Flux: 20.1825 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-11-26 11:17:15
Limiting flux: 20.7325 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/2020abke