Discovery certificate for object 2018fat
TNS Astronomical Transient Report No. 21599 [ 2018TNSTR1165....1D ]

Date Received (UTC): 2018-08-13 10:14:52
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 2018fat
Discoverer internal name: Gaia18cdf
Coordinates (J2000): RA = 15:48:01.530 (237.006375) DEC = +01:22:44.98 (1.379161)
Discovery date: 2018-08-11 03:37:26 (JD=2458341.6509954)


Remarks: 0.4 mag brightening in QSO SDSS J154801.52+012244.9

Photometry

Discovery (first detection):
Discovery date: 2018-08-11 03:37:26
Flux: 18.89 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-02-10 19:03:21
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/2018fat