Discovery certificate for object 2018irc
TNS Astronomical Transient Report No. 25177 [ 2018TNSTR1797....1D ]

Date Received (UTC): 2018-11-20 13:51:49
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 2018irc
Discoverer internal name: Gaia18dmf
Coordinates (J2000): RA = 19:41:56.250 (295.484375) DEC = +34:24:52.38 (34.41455)
Discovery date: 2018-11-18 14:55:40 (JD=2458441.1219907)


Remarks: long term increase in brightness of ~0.6 mags in Gaia source, candidate microlensing event

Photometry

Discovery (first detection):
Discovery date: 2018-11-18 14:55:40
Flux: 18.03 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-06-28 19:20:38
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/2018irc