Discovery certificate for object 2017cyb
TNS Astronomical Transient Report No. 10654 [ 2017TNSTR.416....1D ]

Date Received (UTC): 2017-04-10 12:26:56
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 2017cyb
Discoverer internal name: Gaia17ays
Coordinates (J2000): RA = 12:11:12.760 (182.803167) DEC = +38:16:41.48 (38.278189)
Discovery date: 2017-04-08 04:27:50.000 (JD=2457851.6859954)


Remarks: about 0.5mag rise in otherwise flat lightcurve of a QSO at z=0.187

Photometry

Discovery (first detection):
Discovery date: 2017-04-08 04:27:50.000
Flux: 19.25 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-01-02 13:58:04
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/2017cyb