TNS Astronomical Transient Report No. 61077 [ 2020TNSTR.380....1B ]

Date Received (UTC): 2020-02-04 21:25:43
Date made public:
Sender: 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 2020bvg
Discoverer internal name: ZTF19aadnhaw
Coordinates (J2000): RA = 10:11:43.794 (152.93247687143) DEC = +57:18:13.96 (57.303878942857)
Discovery date: 2020-02-04 05:48:43.000 (JD=2458883.7421644)

Potential host galaxy: GALEXASC J101143.50+571814.4

Remarks: Early SN candidate (g-rise > 1.36+-0.03 mag/day, r-rise > 0.50+-0.12 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19aadnhaw

Photometry

Discovery (first detection):
Discovery date: 2020-02-04 05:48:43.000
Flux: 19.6029 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 05:41:53
Limiting flux: 19.2604 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/2020bvg