Discovery certificate for object 2017iri
TNS Astronomical Transient Report No. 15149 [ 2017TNSTR1356....1D ]

Date Received (UTC): 2017-11-30 10:27:19
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 2017iri
Discoverer internal name: Gaia17dcn
Coordinates (J2000): RA = 05:03:59.800 (75.999167) DEC = -23:39:25.45 (-23.657069)
Discovery date: 2017-11-18 23:05:16.000 (JD=2458076.4619907)


Remarks: candidate SN near galaxy GALEXASC J050359.63-233923.1, rising, GS-TEC predicts SN Ia

Photometry

Discovery (first detection):
Discovery date: 2017-11-18 23:05:16.000
Flux: 19.17 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-10-01 19:10:33
Limiting flux: 21.5 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft


Details of the new object can be viewed here: https://www.wis-tns.org/object/2017iri