Discovery certificate for object 2017ise
TNS Astronomical Transient Report No. 15174 [ 2017TNSTR1359....1D ]

Date Received (UTC): 2017-12-02 14:12:07
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 2017ise
Discoverer internal name: Gaia17ddg
Coordinates (J2000): RA = 08:19:56.390 (124.984958) DEC = -18:59:51.29 (-18.997581)
Discovery date: 2017-11-30 16:27:50 (JD=2458088.1859954)


Remarks: candidate CV, hostless blue transient near Galactic plane, declining

Photometry

Discovery (first detection):
Discovery date: 2017-11-30 16:27:50
Flux: 17.15 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-11-01 00:30:14
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/2017ise