Discovery certificate for object 2020aex
TNS Astronomical Transient Report No. 59075 [ 2020TNSTR.170....1F ]

Date Received (UTC): 2020-01-18 15:47:22
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, G. Pignata, F.E. Bauer, 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 2020aex
Discoverer internal name: ZTF20aaglpho
Coordinates (J2000): RA = 11:20:47.716 (170.1988153) DEC = +48:18:00.24 (48.30006785)
Discovery date: 2020-01-18 08:45:22.000 (JD=2458866.864838)

Potential host galaxy: WISEA J112048.00+481801.4
Host redshift: 0.058247

Remarks: SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20aaglpho

Photometry

Discovery (first detection):
Discovery date: 2020-01-18 08:45:22.000
Flux: 20.3005 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-01-14 10:48:13
Limiting flux: 19.4778 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/2020aex