Discovery certificate for object 2019bmw
TNS Astronomical Transient Report No. 30530

Date Received (UTC): 2019-03-05 22:20:34
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 2019bmw
Discoverer internal name: Gaia19avo
Coordinates (J2000): RA = 17:51:32.820 (267.88675) DEC = +09:39:00.68 (9.650189)
Discovery date: 2019-03-04 15:00:00 (JD=2458547.125)


Remarks: known BLLac object 4C 09.57 brightens by 1 mag from its previous detection

Photometry

Discovery (first detection):
Discovery date: 2019-03-04 15:00:00
Flux: 15.5 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-05-11 02:42:43
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/2019bmw