Discovery certificate for object 2017htg
TNS Astronomical Transient Report No. 14419 [ 2017TNSTR1204....1D ]

Date Received (UTC): 2017-11-03 12:18:25
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 2017htg
Discoverer internal name: Gaia17cso
Coordinates (J2000): RA = 16:11:54.920 (242.978833) DEC = -61:07:26.98 (-61.124161)
Discovery date: 2017-09-16 02:51:21 (JD=2458012.6189931)


Remarks: candidate SN declining near galaxy LEDA 2802027, GS-TEC predicts SN II

Photometry

Discovery (first detection):
Discovery date: 2017-09-16 02:51:21
Flux: 17.36 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-08-16 01:27:50
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/2017htg