Discovery certificate for object 2018bcu
TNS Astronomical Transient Report No. 18090 [ 2018TNSTR.561....1D ]

Date Received (UTC): 2018-04-29 16:20:33
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 2018bcu
Discoverer internal name: Gaia18bbh
Coordinates (J2000): RA = 06:17:42.260 (94.426083) DEC = -31:59:48.84 (-31.9969)
Discovery date: 2018-04-23 23:18:14 (JD=2458232.4709954)


Remarks: blue hostless transient, coincident with candidate CV ASASSN-18gy

Photometry

Discovery (first detection):
Discovery date: 2018-04-23 23:18:14
Flux: 18.31 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-03-19 16:14:52
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/2018bcu