Discovery certificate for object 2016ghe
TNS Astronomical Transient Report No. 5295 [ 2016TNSTR.680....1D ]

Date Received (UTC): 2016-09-15 11:47:46
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 2016ghe
Discoverer internal name: Gaia16bgv
Coordinates (J2000): RA = 22:01:18.540 (330.32725) DEC = -53:20:41.78 (-53.344939)
Discovery date: 2016-09-12 16:10:33.000 (JD=2457644.1739931)


Remarks: long term decline in brightness of source near galaxy, possible old SN

Photometry

Discovery (first detection):
Discovery date: 2016-09-12 16:10:33.000
Flux: 20.43 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2016-09-12 11:55:40
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/2016ghe