Discovery certificate for object 2018bir
TNS Astronomical Transient Report No. 18282 [ 2018TNSTR.616....1D ]

Date Received (UTC): 2018-05-11 08:24:15
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 2018bir
Discoverer internal name: Gaia18beu
Coordinates (J2000): RA = 05:54:37.940 (88.658083) DEC = +01:29:51.50 (1.497639)
Discovery date: 2018-05-09 09:53:16 (JD=2458247.9119907)


Remarks: YSO fades by 2 mag in <1 day

Photometry

Discovery (first detection):
Discovery date: 2018-05-09 09:53:16
Flux: 15.65 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-02-02 05:11:02
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/2018bir