Discovery certificate for object 2019bgd
TNS Astronomical Transient Report No. 30283 [ 2019TNSTR.296....1D ]

Date Received (UTC): 2019-02-28 00:01:40
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 2019bgd
Discoverer internal name: Gaia19asz
Coordinates (J2000): RA = 19:57:59.290 (299.497042) DEC = +46:16:47.89 (46.279969)
Discovery date: 2019-01-25 20:18:14 (JD=2458509.3459954)


Remarks: blue star dims by 2.5 mag and becomes very red

Photometry

Discovery (first detection):
Discovery date: 2019-01-25 20:18:14
Flux: 19.49 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-09-14 22:24:57
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/2019bgd