Discovery certificate for object 2020gag
TNS Astronomical Transient Report No. 66203 [ 2020TNSTR.968....1F ]

Date Received (UTC): 2020-04-05 20:20:18
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, L. Galbany, G. Pignata, 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, F.E. Bauer, 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 2020gag
Discoverer internal name: ZTF20aatwyot
Coordinates (J2000): RA = 07:55:41.356 (118.9223158) DEC = +27:39:01.28 (27.65035465)
Discovery date: 2020-04-05 04:27:09.999 (JD=2458944.6855324)

Potential host galaxy: SDSS J075541.24+273901.1
Host redshift: 0.146

Remarks: Early SN candidate (r-rise > 0.17+-0.03 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20aatwyot

Photometry

Discovery (first detection):
Discovery date: 2020-04-05 04:27:09.999
Flux: 19.322 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-04-01 04:24:52
Limiting flux: 18.9485 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/2020gag