Discovery certificate for object 2019bsm
TNS Astronomical Transient Report No. 30734 [ 2019TNSTR.372....1D ]

Date Received (UTC): 2019-03-13 19:11:29
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 2019bsm
Discoverer internal name: Gaia19ayh
Coordinates (J2000): RA = 17:30:34.020 (262.64175) DEC = -27:29:30.59 (-27.491831)
Discovery date: 2019-02-15 11:22:33 (JD=2458529.9739931)


Remarks: 2 mag rise on a dim star, microlensing event reported as OGLE-2018-BLG-0483

Photometry

Discovery (first detection):
Discovery date: 2019-02-15 11:22:33
Flux: 17.75 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-09-04 10:49:26
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/2019bsm