Discovery certificate for object 2020bvl
TNS Astronomical Transient Report No. 61082 [ 2020TNSTR.380....1B ]

Date Received (UTC): 2020-02-04 21:25:43
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F.E. Bauer, G. Pignata, 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 2020bvl
Discoverer internal name: ZTF20aalymzh
Coordinates (J2000): RA = 11:57:24.488 (179.3520325) DEC = +40:56:40.28 (40.9445225)
Discovery date: 2020-02-04 12:19:44.000 (JD=2458884.0137037)

Potential host galaxy: SDSS J115724.65+405641.2
Host redshift: 0.137

Remarks: Early SN candidate (r-rise > 0.25+-0.07 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20aalymzh

Photometry

Discovery (first detection):
Discovery date: 2020-02-04 12:19:44.000
Flux: 19.8223 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-02-04 11:10:24
Limiting flux: 20.4944 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/2020bvl