Discovery certificate for object 2017hst
TNS Astronomical Transient Report No. 14404 [ 2017TNSTR1201....1D ]

Date Received (UTC): 2017-11-02 14:30:28
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 2017hst
Discoverer internal name: Gaia17csb
Coordinates (J2000): RA = 22:09:50.970 (332.462375) DEC = +16:53:37.46 (16.893739)
Discovery date: 2017-10-15 15:36:00 (JD=2458042.15)


Remarks: candidate SN near galaxy UGC 11928, rising

Photometry

Discovery (first detection):
Discovery date: 2017-10-15 15:36:00
Flux: 18.37 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-10-15 13:49:26
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/2017hst