Discovery certificate for object 2019bcb
TNS Astronomical Transient Report No. 30148 [ 2019TNSTR.275....1D ]

Date Received (UTC): 2019-02-25 13:38:36
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 2019bcb
Discoverer internal name: Gaia19arh
Coordinates (J2000): RA = 09:16:30.520 (139.127167) DEC = -57:27:46.98 (-57.46305)
Discovery date: 2019-02-19 05:08:09 (JD=2458533.7139931)


Remarks: 4 mag outburst of CV candidate ASASSN-19dd

Photometry

Discovery (first detection):
Discovery date: 2019-02-19 05:08:09
Flux: 16.42 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-12-22 07:22:04
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/2019bcb