Discovery certificate for object 2017ghn
TNS Astronomical Transient Report No. 13247 [ 2017TNSTR.913....1D ]

Date Received (UTC): 2017-08-25 15:22:04
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 2017ghn
Discoverer internal name: Gaia17cce
Coordinates (J2000): RA = 20:17:45.760 (304.440667) DEC = +36:47:05.14 (36.784761)
Discovery date: 2017-08-17 15:21:36 (JD=2457983.14)


Remarks: Gaia source in Galactic plane brightens by almost 2 mag, previous event observed

Photometry

Discovery (first detection):
Discovery date: 2017-08-17 15:21:36
Flux: 17.84 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-01-21 12:24:28
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/2017ghn