Discovery certificate for object 2017aat
TNS Astronomical Transient Report No. 8472 [ 2017TNSTR.140....1D ]

Date Received (UTC): 2017-02-02 11:54:02
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 2017aat
Discoverer internal name: Gaia17agt
Coordinates (J2000): RA = 18:41:21.400 (280.339167) DEC = +34:16:45.95 (34.279431)
Discovery date: 2017-01-27 10:59:31 (JD=2457780.9579977)


Remarks: hostless blue transient, possible dwarf nova aka MASTER J184121.42+341646.7

Photometry

Discovery (first detection):
Discovery date: 2017-01-27 10:59:31
Flux: 17.58 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2016-11-22 13:00:28
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/2017aat