Discovery certificate for object 2018xe
TNS Astronomical Transient Report No. 17020 [ 2018TNSTR.249....1D ]

Date Received (UTC): 2018-02-20 17:53:42
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 2018xe
Discoverer internal name: Gaia18alr
Coordinates (J2000): RA = 18:23:03.150 (275.763125) DEC = +16:08:09.20 (16.135889)
Discovery date: 2018-02-13 13:49:26 (JD=2458163.0759954)


Remarks: candidate SN near galaxy LEDA 2809669 GS-TEC predicts SN Ia

Photometry

Discovery (first detection):
Discovery date: 2018-02-13 13:49:26
Flux: 18.85 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-01-28 01:39:21
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/2018xe