Discovery certificate for object 2017gra
TNS Astronomical Transient Report No. 13581 [ 2017TNSTR.986....1D ]

Date Received (UTC): 2017-09-10 17:57:07
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: SN 2017gra
Discoverer internal name: Gaia17cha
Coordinates (J2000): RA = 03:17:31.690 (49.382042) DEC = -35:09:07.49 (-35.152081)
Discovery date: 2017-09-07 11:42:43 (JD=2458003.9879977)


Remarks: blue transient on faint DSS blob

Photometry

Discovery (first detection):
Discovery date: 2017-09-07 11:42:43
Flux: 17.28 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-08-02 01:49:26
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/2017gra