Discovery certificate for object 2017fbb
TNS Astronomical Transient Report No. 12297 [ 2017TNSTR.716....1D ]

Date Received (UTC): 2017-07-01 07:01:10
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 2017fbb
Discoverer internal name: Gaia17bqq
Coordinates (J2000): RA = 18:18:50.890 (274.712042) DEC = +36:41:20.00 (36.688889)
Discovery date: 2017-06-29 06:11:31.000 (JD=2457933.7579977)


Remarks: rising, hostless, blue transient GS-TEC predicts SN Ia

Photometry

Discovery (first detection):
Discovery date: 2017-06-29 06:11:31.000
Flux: 17.79 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-06-13 12:05:45
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/2017fbb