Discovery certificate for object 2019bbt
TNS Astronomical Transient Report No. 30138 [ 2019TNSTR.275....1D ]

Date Received (UTC): 2019-02-25 12:18:27
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 2019bbt
Discoverer internal name: Gaia19aqx
Coordinates (J2000): RA = 15:51:30.410 (237.876708) DEC = -61:34:56.39 (-61.582331)
Discovery date: 2019-02-18 04:17:45.000 (JD=2458532.6789931)


Remarks: 3 mag outburst from source with previous events, candidate CV

Photometry

Discovery (first detection):
Discovery date: 2019-02-18 04:17:45.000
Flux: 16.97 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-12-31 17:11:02
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/2019bbt