Discovery certificate for object 2017atu
TNS Astronomical Transient Report No. 9007 [ 2017TNSTR.184....1D ]

Date Received (UTC): 2017-02-14 13:57:22
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 2017atu
Discoverer internal name: Gaia17ajf
Coordinates (J2000): RA = 18:31:04.470 (277.768625) DEC = -43:12:30.35 (-43.208431)
Discovery date: 2017-02-05 20:13:55 (JD=2457790.3429977)


Remarks: blue, hostless, transient

Photometry

Discovery (first detection):
Discovery date: 2017-02-05 20:13:55
Flux: 18.88 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2016-11-02 05:58:33
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/2017atu