Discovery certificate for object 2018chn
TNS Astronomical Transient Report No. 19194 [ 2018TNSTR.780....1D ]

Date Received (UTC): 2018-06-08 10:05:46
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 2018chn
Discoverer internal name: Gaia18ble
Coordinates (J2000): RA = 21:32:16.230 (323.067625) DEC = -55:26:18.13 (-55.438369)
Discovery date: 2018-06-04 02:06:43 (JD=2458273.5879977)


Remarks: centre of a galaxy 2MASX J21321620-5526176 brightens by 1 mag

Photometry

Discovery (first detection):
Discovery date: 2018-06-04 02:06:43
Flux: 18.06 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-04-09 08:21:07
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/2018chn