Discovery certificate for object 2018fcy
TNS Astronomical Transient Report No. 21667 [ 2018TNSTR1180....1D ]

Date Received (UTC): 2018-08-15 22:25:30
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 2018fcy
Discoverer internal name: Gaia18cev
Coordinates (J2000): RA = 17:28:29.910 (262.124625) DEC = -20:22:56.53 (-20.382369)
Discovery date: 2018-08-14 03:12:57 (JD=2458344.6339931)


Remarks: Gaia optical detection of X-ray transient MAXI J1727-203, candidate black hole binary

Photometry

Discovery (first detection):
Discovery date: 2018-08-14 03:12:57
Flux: 17.28 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-03-26 14:08:09
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/2018fcy