Discovery certificate for object 2017isn
TNS Astronomical Transient Report No. 15188 [ 2017TNSTR1368....1D ]

Date Received (UTC): 2017-12-04 20:11:08
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 2017isn
Discoverer internal name: Gaia17ddm
Coordinates (J2000): RA = 14:02:55.610 (210.731708) DEC = +09:25:01.42 (9.417061)
Discovery date: 2017-12-03 02:52:48 (JD=2458090.62)


Remarks: candidate SN near galaxy NGC 5424

Photometry

Discovery (first detection):
Discovery date: 2017-12-03 02:52:48
Flux: 17.63 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-07-26 04:26:24
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/2017isn