Discovery certificate for object 2018bct
TNS Astronomical Transient Report No. 18089 [ 2018TNSTR.561....1D ]

Date Received (UTC): 2018-04-29 16:19:48
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 2018bct
Discoverer internal name: Gaia18bbg
Coordinates (J2000): RA = 18:56:15.550 (284.064792) DEC = +29:23:44.05 (29.395569)
Discovery date: 2018-04-23 18:43:12 (JD=2458232.28)


Remarks: blue hostless transient near Galactic plane

Photometry

Discovery (first detection):
Discovery date: 2018-04-23 18:43:12
Flux: 18.33 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-03-21 13:10:33
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/2018bct