Discovery certificate for object 2018byu
TNS Astronomical Transient Report No. 18850 [ 2018TNSTR.708....1D ]

Date Received (UTC): 2018-05-25 15:46:50
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 2018byu
Discoverer internal name: Gaia18bhp
Coordinates (J2000): RA = 19:06:00.580 (286.502417) DEC = -38:23:06.29 (-38.385081)
Discovery date: 2018-05-21 07:55:12 (JD=2458259.83)


Remarks: Gaia source has 2 mag outburst becoming very blue

Photometry

Discovery (first detection):
Discovery date: 2018-05-21 07:55:12
Flux: 16.52 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-05-21 03:41:45
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/2018byu