Discovery certificate for object 2017cou
TNS Astronomical Transient Report No. 10384 [ 2017TNSTR.379....1D ]

Date Received (UTC): 2017-03-31 14:51:13
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 2017cou
Discoverer internal name: Gaia17avi
Coordinates (J2000): RA = 20:57:05.310 (314.272125) DEC = -07:24:26.03 (-7.407231)
Discovery date: 2017-03-25 12:20:09 (JD=2457838.0139931)


Remarks: 1 mag increase in faint blue SDSS star

Photometry

Discovery (first detection):
Discovery date: 2017-03-25 12:20:09
Flux: 18.88 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2016-10-11 17:05:16
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/2017cou