Discovery certificate for object 2018ika
TNS Astronomical Transient Report No. 24871 [ 2018TNSTR1756....1D ]

Date Received (UTC): 2018-11-12 12:05:43
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 2018ika
Discoverer internal name: Gaia18djn
Coordinates (J2000): RA = 21:23:44.520 (320.9355) DEC = +05:35:22.06 (5.589461)
Discovery date: 2018-11-10 14:32:38 (JD=2458433.1059954)


Remarks: known QSO [HB89] 2121+053 brightens by 0.8 mag

Photometry

Discovery (first detection):
Discovery date: 2018-11-10 14:32:38
Flux: 16.7 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-04-04 01:13:26
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/2018ika