Discovery certificate for object 2018bky
TNS Astronomical Transient Report No. 18349 [ 2018TNSTR.629....1D ]

Date Received (UTC): 2018-05-13 22:51:07
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 2018bky
Discoverer internal name: Gaia18bfc
Coordinates (J2000): RA = 16:00:20.530 (240.085542) DEC = +70:50:07.19 (70.835331)
Discovery date: 2018-05-12 13:35:02 (JD=2458251.0659954)


Remarks: >3 mag brightening in Gaia source, previous events seen, coincident with ASASSN-13bj, candidate CV

Photometry

Discovery (first detection):
Discovery date: 2018-05-12 13:35:02
Flux: 15.24 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-11-12 02:38:24
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/2018bky