Discovery certificate for object 2020ey
TNS Astronomical Transient Report No. 57689 [ 2020TNSTR..41....1F ]

Date Received (UTC): 2020-01-04 15:40:45
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, 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 2020ey
Discoverer internal name: ZTF20aadczqe
Coordinates (J2000): RA = 16:53:14.576 (253.3107347) DEC = +52:46:14.42 (52.7706714)
Discovery date: 2020-01-04 13:27:35.000 (JD=2458853.0608218)

Potential host galaxy: WISEA J165314.21+524617.4

Remarks: SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20aadczqe

Photometry

Discovery (first detection):
Discovery date: 2020-01-04 13:27:35.000
Flux: 20.1719 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-01-04 12:40:30
Limiting flux: 20.171 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://wis-tns.weizmann.ac.il/object/2020ey