Discovery certificate for object 2020bpb
TNS Astronomical Transient Report No. 60831 [ 2020TNSTR.349....1P ]

Date Received (UTC): 2020-02-01 20:00:55
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

G. Pignata, F.E. Bauer, F. Forster, 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 2020bpb
Discoverer internal name: ZTF20aalezdv
Coordinates (J2000): RA = 09:18:19.799 (139.5824976) DEC = +26:53:10.54 (26.8862599)
Discovery date: 2020-02-01 06:54:52.000 (JD=2458880.7881019)

Potential host galaxy: SDSS J091819.87+265310.7
Host redshift: 0.395

Remarks: Early SN candidate (r-rise > 1.00 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20aalezdv

Photometry

Discovery (first detection):
Discovery date: 2020-02-01 06:54:52.000
Flux: 19.9969 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-02-01 06:47:12
Limiting flux: 20.228 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/2020bpb