Discovery certificate for object 2017fef
TNS Astronomical Transient Report No. 12387 [ 2017TNSTR.741....1D ]

Date Received (UTC): 2017-07-06 07:21:45
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 2017fef
Discoverer internal name: Gaia17bsc
Coordinates (J2000): RA = 20:59:38.700 (314.91125) DEC = +19:08:45.74 (19.146039)
Discovery date: 2017-07-04 05:06:43 (JD=2457938.7129977)


Remarks: blue transient near UV source GALEXASC J205939.00+190842.7, declining

Photometry

Discovery (first detection):
Discovery date: 2017-07-04 05:06:43
Flux: 18.38 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-06-19 16:59:31
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/2017fef