Discovery certificate for object 2017grg
TNS Astronomical Transient Report No. 13593 [ 2017TNSTR.990....1D ]

Date Received (UTC): 2017-09-11 09:22:48
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 2017grg
Discoverer internal name: Gaia17chh
Coordinates (J2000): RA = 03:30:55.410 (52.730875) DEC = -54:40:36.70 (-54.676861)
Discovery date: 2017-09-09 18:02:52 (JD=2458006.2519907)


Remarks: candidate SN near galaxy GALEXASC J033055.07-544035.2, GS-TEC predicts SN Ia

Photometry

Discovery (first detection):
Discovery date: 2017-09-09 18:02:52
Flux: 18.85 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-08-05 00:23:02
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/2017grg