Discovery certificate for object 2018avb
TNS Astronomical Transient Report No. 17790 [ 2018TNSTR.498....1D ]

Date Received (UTC): 2018-04-16 08:45:08
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 2018avb
Discoverer internal name: Gaia18ayk
Coordinates (J2000): RA = 21:32:03.730 (323.015542) DEC = +46:14:42.29 (46.245081)
Discovery date: 2018-04-14 06:40:19 (JD=2458222.7779977)


Remarks: Hostless transient rising near Galactic plane

Photometry

Discovery (first detection):
Discovery date: 2018-04-14 06:40:19
Flux: 18.66 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-03-21 12:31:40
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/2018avb