Discovery certificate for object 2018hff
TNS Astronomical Transient Report No. 23433 [ 2018TNSTR1534....1D ]

Date Received (UTC): 2018-10-09 16:35:55
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 2018hff
Discoverer internal name: Gaia18cyk
Coordinates (J2000): RA = 18:39:39.490 (279.914542) DEC = -20:06:01.62 (-20.10045)
Discovery date: 2018-10-08 02:39:50.000 (JD=2458399.6109954)


Remarks: apparently hostless blue transient

Photometry

Discovery (first detection):
Discovery date: 2018-10-08 02:39:50.000
Flux: 17.16 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-09-02 05:05:16
Limiting flux: 21.5 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft


Details of the new object can be viewed here: https://www.wis-tns.org/object/2018hff