Discovery certificate for object 2019bkn
TNS Astronomical Transient Report No. 30434 [ 2019TNSTR.316....1D ]

Date Received (UTC): 2019-03-03 20:45:11
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 2019bkn
Discoverer internal name: Gaia19aua
Coordinates (J2000): RA = 18:46:59.470 (281.747792) DEC = +12:04:24.24 (12.0734)
Discovery date: 2019-02-28 08:58:33 (JD=2458542.8739931)


Remarks: faint Gaia source brightens by 3 mag and becomes bluer - candidate CV

Photometry

Discovery (first detection):
Discovery date: 2019-02-28 08:58:33
Flux: 17.45 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-12-04 22:27:50
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/2019bkn