Discovery certificate for object 2017chj
TNS Astronomical Transient Report No. 10159 [ 2017TNSTR.329....1D ]

Date Received (UTC): 2017-03-20 07:46:16
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 2017chj
Discoverer internal name: Gaia17arw
Coordinates (J2000): RA = 03:09:29.700 (47.37375) DEC = +43:18:11.20 (43.303111)
Discovery date: 2017-03-16 16:30:43 (JD=2457829.1879977)


Remarks: candidate CV, blue transient on faint SDSS star

Photometry

Discovery (first detection):
Discovery date: 2017-03-16 16:30:43
Flux: 18.86 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-02-17 22:45:07
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/2017chj