Discovery certificate for object 2018xj
TNS Astronomical Transient Report No. 17026 [ 2018TNSTR.249....1D ]

Date Received (UTC): 2018-02-20 18:05:06
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 2018xj
Discoverer internal name: Gaia18alx
Coordinates (J2000): RA = 18:29:08.580 (277.28575) DEC = -05:32:27.85 (-5.541069)
Discovery date: 2018-02-14 14:11:02 (JD=2458164.0909954)


Remarks: Galactic plane transient near very faint source in PanSTARRS

Photometry

Discovery (first detection):
Discovery date: 2018-02-14 14:11:02
Flux: 18.97 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-02-09 02:05:16
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/2018xj