Discovery certificate for object 2019cbj
TNS Astronomical Transient Report No. 31101 [ 2019TNSTR.413....1D ]

Date Received (UTC): 2019-03-20 15:39:07
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 2019cbj
Discoverer internal name: Gaia19bat
Coordinates (J2000): RA = 15:56:01.290 (239.005375) DEC = -55:17:21.01 (-55.289169)
Discovery date: 2019-02-17 04:11:59 (JD=2458531.6749884)


Remarks: red Galactic plane source brightens by >2 mags, candidate microlensing event

Photometry

Discovery (first detection):
Discovery date: 2019-02-17 04:11:59
Flux: 16.35 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2019-01-02 00:51:50
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/2019cbj