Discovery certificate for object 2018gcn
TNS Astronomical Transient Report No. 22495 [ 2018TNSTR1343....1D ]

Date Received (UTC): 2018-09-10 08:53:42
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 2018gcn
Discoverer internal name: Gaia18cnf
Coordinates (J2000): RA = 12:09:57.690 (182.490375) DEC = -47:35:56.22 (-47.59895)
Discovery date: 2018-09-05 01:53:45 (JD=2458366.5789931)


Remarks: blue hostless transient

Photometry

Discovery (first detection):
Discovery date: 2018-09-05 01:53:45
Flux: 18.42 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-07-26 16:40:47
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/2018gcn