Discovery certificate for object 2018xh
TNS Astronomical Transient Report No. 17024 [ 2018TNSTR.249....1D ]

Date Received (UTC): 2018-02-20 18:00:57
Sender: Gaia (Gaia_Bot1)
Reporting Group: GaiaAlerts     Discovery Data Source: 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 2018xh
Discoverer internal name: Gaia18alv
Coordinates (J2000): RA = 15:44:37.310 (236.155458) DEC = +72:46:01.02 (72.76695)
Discovery date: 2018-02-14 18:56:09 (JD=2458164.2889931)


Remarks: candidate SN near galaxy 2MASX J15443713+7246030

Photometry

Discovery (first detection):
Discovery date: 2018-02-14 18:56:09
Flux: 18.47 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-01-09 03:38:52
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/2018xh