Discovery certificate for object 2019gab
TNS Astronomical Transient Report No. 35883 [ 2019TNSTR.858....1D ]

Date Received (UTC): 2019-05-27 16:37:02
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 2019gab
Discoverer internal name: Gaia19bye
Coordinates (J2000): RA = 18:43:50.000 (280.958333) DEC = +10:30:08.46 (10.50235)
Discovery date: 2019-05-25 09:47:31 (JD=2458628.9079977)


Remarks: long-term blue rise on a galactic plane source of ~3mags over 8 months

Photometry

Discovery (first detection):
Discovery date: 2019-05-25 09:47:31
Flux: 17.04 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2019-05-13 03:40:19
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/2019gab