Discovery certificate for object 2020sag
TNS Astronomical Transient Report No. 80715 [ 2020TNSTR2598....1F ]

Date Received (UTC): 2020-08-25 18:29:33
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, L. Hernandez-Garcia, A. Munoz-Arancibia, F.E. Bauer, 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: SN 2020sag
Discoverer internal name: ZTF20abwcnhm
Coordinates (J2000): RA = 21:52:38.336 (328.1597346) DEC = +07:13:50.59 (7.23071815)
Discovery date: 2020-08-24 08:03:50.996 (JD=2459085.8360069)

Potential host galaxy: SDSS J215238.41+071351.1
Host redshift: 0.212

Remarks: Early SN candidate (r-rise > 0.75+-0.16 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20abwcnhm

Photometry

Discovery (first detection):
Discovery date: 2020-08-24 08:03:50.996
Flux: 20.4033 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-08-24 07:33:36
Limiting flux: 20.7356 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2020sag