Discovery certificate for object 2018hla
TNS Astronomical Transient Report No. 23635 [ 2018TNSTR1593....1D ]

Date Received (UTC): 2018-10-17 09:24:55
Sender: Gaia (Gaia_Bot1)
Reporting Group: GaiaAlerts     Discovery Data Source: 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 2018hla
Discoverer internal name: Gaia18dbj
Coordinates (J2000): RA = 08:36:39.720 (129.1655) DEC = +01:07:06.42 (1.11845)
Discovery date: 2018-10-15 23:35:31.000 (JD=2458407.4829977)


Remarks: galaxy centre gets brighter and bluer

Photometry

Discovery (first detection):
Discovery date: 2018-10-15 23:35:31.000
Flux: 18.97 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-04-01 12:18:43
Limiting flux: 21.5 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft


Details of the new object can be viewed here: https://www.wis-tns.org/object/2018hla