Discovery certificate for object 2020abaa
TNS Astronomical Transient Report No. 90814 [ 2020TNSTR3568....1M ]

Date Received (UTC): 2020-11-26 17:09:36
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 2020abaa
Discoverer internal name: ZTF20actrwfd
Coordinates (J2000): RA = 22:00:34.392 (330.1433009) DEC = -18:22:22.08 (-18.3728002)
Discovery date: 2020-11-26 02:52:23.998 (JD=2459179.6197222)

Potential host galaxy: WISEA J220034.69-182223.3
Host redshift: 0.1066

Remarks: Early SN candidate (r-rise > 0.07+-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/ZTF20actrwfd

Photometry

Discovery (first detection):
Discovery date: 2020-11-26 02:52:23.998
Flux: 19.4705 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-11-24 03:02:49
Limiting flux: 19.0626 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/2020abaa