Discovery certificate for object 2018btu
TNS Astronomical Transient Report No. 18676 [ 2018TNSTR.670....1D ]

Date Received (UTC): 2018-05-19 15:14:59
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 2018btu
Discoverer internal name: Gaia18bft
Coordinates (J2000): RA = 18:27:41.710 (276.923792) DEC = +11:00:39.64 (11.011011)
Discovery date: 2018-05-14 14:45:36 (JD=2458253.115)


Remarks: hostless blue transient near Galactic plane

Photometry

Discovery (first detection):
Discovery date: 2018-05-14 14:45:36
Flux: 18.33 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-04-28 20:39:50
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/2018btu