Discovery certificate for object 2018jda
TNS Astronomical Transient Report No. 25620 [ 2018TNSTR1831....1D ]

Date Received (UTC): 2018-11-27 15:39:16
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 2018jda
Discoverer internal name: Gaia18don
Coordinates (J2000): RA = 18:46:39.660 (281.66525) DEC = +06:01:11.96 (6.019989)
Discovery date: 2018-11-23 16:13:26 (JD=2458446.1759954)


Remarks: Gaia source brightened by >=1.5 mag, became very blue, and decayed within ~5 hours

Photometry

Discovery (first detection):
Discovery date: 2018-11-23 16:13:26
Flux: 17.58 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-11-05 01:22:04
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/2018jda