Discovery certificate for object 2018bi
TNS Astronomical Transient Report No. 16318

Date Received (UTC): 2018-01-07 20:31:09
Sender: Mr. Jaroslaw Grzegorzek
Source Group: PSH

Jaroslaw Grzegorzek report/s the discovery of a new astronomical transient.

IAU Designation: SN 2018bi
Coordinates (J2000): RA = 02:19:53.28 (34.972) DEC = +29:02:02.70 (29.034083)
Discovery date: 2018-01-07 19:45:07 (JD=2458126.3229977)

Potential host galaxy: UGC 1792

Remarks: Jaroslaw Grzegorzek, Szczecin, Poland, reports the discovery of a possible supernova (mag 17.1) on unfiltered CCD images (limiting mag 19.0) taken by himself on Jan 07.823 with a 0.25-m f/3.3 reflector at his observatory in the course of the supernova search project.

Photometry

Discovery (first detection):
Discovery date: 2018-01-07 19:45:07
Flux: 17.1 VegaMag
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: Telescope: 0.25-m f/3.3 reflector

Last non-detection:
Last non-detection date: 2017-11-22 22:29:16
Limiting flux: 19 VegaMag
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: Telescope: 0.25-m f/3.3 reflector

Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2018bi