Discovery certificate for object 2018bdt
TNS Astronomical Transient Report No. 18120 [ 2018TNSTR.567....1D ]

Date Received (UTC): 2018-05-01 11:36:10
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 2018bdt
Discoverer internal name: Gaia18bch
Coordinates (J2000): RA = 06:07:59.700 (91.99875) DEC = -08:34:50.02 (-8.580561)
Discovery date: 2018-04-30 05:29:45 (JD=2458238.7289931)


Remarks: QSO [HB89] 0605-085 at z=0.87 gets >1 mag brighter

Photometry

Discovery (first detection):
Discovery date: 2018-04-30 05:29:45
Flux: 17.16 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-03-23 06:21:36
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/2018bdt