Discovery certificate for object 2019yby
TNS Astronomical Transient Report No. 55949 [ 2019TNSTR2710....1G ]

Date Received (UTC): 2019-12-27 20:34:13
Sender: Dr. Mariusz Gromadzki
Reporting Group: OGLE     Discovery Data Source: OGLE

Mariusz Gromadzki, Łukasz Wyrzykowski (Warsaw) report/s the discovery of a new astronomical transient.

IAU Designation: AT 2019yby
Coordinates (J2000): RA = 03:16:45.570 (49.189875) DEC = -69:05:14.10 (-69.08725)
Discovery date: 2019-12-18 03:26:24.000 (JD=2458835.64334)

Potential host galaxy: OGLE-GAL-MBR208.14-872.311-871.465


Photometry

Discovery (first detection):
Discovery date: 2019-12-18 03:26:24.000
Flux: 20.003 VegaMag
Filter: I-Cousins
Instrument: OGLEIV-Cam
Telescope: The 1.3 m OGLE Warsaw Telescope

Last non-detection:
Last non-detection date: 2019-12-13 03:25:21
Limiting flux: 22 VegaMag
Filter: I-Cousins
Instrument: OGLEIV-Cam
Telescope: The 1.3 m OGLE Warsaw Telescope


Details of the new object can be viewed here: https://www.wis-tns.org/object/2019yby