Discovery certificate for object 2019byb
TNS Astronomical Transient Report No. 30950 [ 2019TNSTR.400....1D ]

Date Received (UTC): 2019-03-18 11:16:18
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 2019byb
Discoverer internal name: Gaia19bac
Coordinates (J2000): RA = 23:58:35.390 (359.647458) DEC = -65:13:24.42 (-65.22345)
Discovery date: 2019-03-01 10:35:02 (JD=2458543.9409954)


Remarks: Gaia source brightens by about 2 mag over 2 years

Photometry

Discovery (first detection):
Discovery date: 2019-03-01 10:35:02
Flux: 18.77 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-08-16 03:46:04
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/2019byb