Discovery certificate for object 2019bch
TNS Astronomical Transient Report No. 30154 [ 2019TNSTR.275....1D ]

Date Received (UTC): 2019-02-25 14:03:44
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 2019bch
Discoverer internal name: Gaia19arm
Coordinates (J2000): RA = 19:56:48.780 (299.20325) DEC = +31:04:37.02 (31.07695)
Discovery date: 2019-02-19 08:29:45 (JD=2458533.8539931)


Remarks: blue hostless Galactic plane transient

Photometry

Discovery (first detection):
Discovery date: 2019-02-19 08:29:45
Flux: 18.51 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2019-02-02 04:06:14
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/2019bch