Discovery certificate for object 2017ilb
TNS Astronomical Transient Report No. 14936 [ 2017TNSTR1300....1D ]

Date Received (UTC): 2017-11-22 11:14:13
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 2017ilb
Discoverer internal name: Gaia17dad
Coordinates (J2000): RA = 19:52:39.970 (298.166542) DEC = -15:54:53.10 (-15.91475)
Discovery date: 2017-11-20 19:00:28 (JD=2458078.2919907)


Remarks: blue hostless transient declining

Photometry

Discovery (first detection):
Discovery date: 2017-11-20 19:00:28
Flux: 18.71 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-10-29 01:06:14
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/2017ilb