Discovery certificate for object 2020acsw
TNS Astronomical Transient Report No. 92953 [ 2020TNSTR3792....1M ]

Date Received (UTC): 2020-12-15 22:03:24
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 2020acsw
Discoverer internal name: ZTF20acxtfat
Coordinates (J2000): RA = 13:14:38.191 (198.65912934) DEC = +30:48:26.66 (30.80740562)
Discovery date: 2020-12-10 11:22:12.000 (JD=2459193.97375)

Potential host galaxy: SDSS J131438.17+304826.8
Host redshift: 0.191

Remarks: SN candidate 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/ZTF20acxtfat

Photometry

Discovery (first detection):
Discovery date: 2020-12-10 11:22:12.000
Flux: 20.5268 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-12-05 13:03:49
Limiting flux: 19.8564 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/2020acsw