Discovery certificate for object 2020xj
TNS Astronomical Transient Report No. 58762 [ 2020TNSTR.129....1F ]

Date Received (UTC): 2020-01-14 19:52:34
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 2020xj
Discoverer internal name: ZTF20aafdmpa
Coordinates (J2000): RA = 00:11:05.859 (2.7744142) DEC = +15:31:32.44 (15.5256779)
Discovery date: 2020-01-14 02:59:11.000 (JD=2458862.6244329)

Potential host galaxy: AGC 748780
Host redshift: 0.0372

Remarks: Early SN candidate (g-rise > 0.11+-0.02 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20aafdmpa

Photometry

Discovery (first detection):
Discovery date: 2020-01-14 02:59:11.000
Flux: 19.3792 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-01-11 03:58:16
Limiting flux: 19.5619 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://www.wis-tns.org/object/2020xj