Discovery certificate for object 2017W
TNS Astronomical Transient Report No. 7663 [ 2017TNSTR..13....1D ]

Date Received (UTC): 2017-01-03 13:21:18
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 2017W
Discoverer internal name: Gaia17aaf
Coordinates (J2000): RA = 04:31:52.840 (67.970167) DEC = -55:55:54.84 (-55.9319)
Discovery date: 2017-01-01 02:22:33.000 (JD=2457754.5989931)


Remarks: candidate SN near galaxy 2dFGRS TGS868Z069 GS-TEC predicts SN Ia

Photometry

Discovery (first detection):
Discovery date: 2017-01-01 02:22:33.000
Flux: 18.81 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2016-11-30 16:30:43
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/2017W