Discovery certificate for object 2019bgi
TNS Astronomical Transient Report No. 30289 [ 2019TNSTR.296....1D ]

Date Received (UTC): 2019-02-28 00:05:07
Sender: Gaia (Gaia_Bot1)
Source Group: GaiaAlerts

A. Delgado, D. Harrison, S. Hodgkin, M. van Leeuwen, G. Rixon, A. Yoldas (University of Cambridge), on behalf of Gaia Alerts team report/s the discovery of a new astronomical transient.

IAU Designation: AT 2019bgi
Discoverer internal name: Gaia19ata
Coordinates (J2000): RA = 07:39:01.170 (114.754875) DEC = +53:37:33.35 (53.625931)
Discovery date: 2019-02-24 07:10:33 (JD=2458538.7989931)


Remarks: erratic source brightens by 1.7 mags over 6 months

Photometry

Discovery (first detection):
Discovery date: 2019-02-24 07:10:33
Flux: 18.71 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-10-03 11:06:43
Limiting flux: 21.5 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2019bgi