Discovery certificate for object 2018se
TNS Astronomical Transient Report No. 16871 [ 2018TNSTR.199....1D ]

Date Received (UTC): 2018-02-12 11:34:36
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 2018se
Discoverer internal name: Gaia18aji
Coordinates (J2000): RA = 18:34:07.680 (278.532) DEC = +04:06:30.17 (4.108381)
Discovery date: 2018-02-06 01:52:19 (JD=2458155.5779977)


Remarks: Red erratic variable source in Galactic plane. Long term rise of 2 mag

Photometry

Discovery (first detection):
Discovery date: 2018-02-06 01:52:19
Flux: 17.55 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-02-05 21:38:52
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/2018se