Discovery certificate for object 2020bt
TNS Astronomical Transient Report No. 57556 [ 2020TNSTR..13....1F ]

Date Received (UTC): 2020-01-02 17:15:41
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 2020bt
Discoverer internal name: ZTF20aabqtxg
Coordinates (J2000): RA = 13:30:51.336 (202.7138983) DEC = -02:10:33.86 (-2.1760728)
Discovery date: 2020-01-02 13:03:10 (JD=2458851.0438657)

Potential host galaxy: SDSS J133051.34-021032.5
Host redshift: 0.394

Remarks: SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20aabqtxg

Photometry

Discovery (first detection):
Discovery date: 2020-01-02 13:03:10
Flux: 19.5191 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-01-02 12:04:35
Limiting flux: 19.7994 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/2020bt