Discovery certificate for object 2018fib
TNS Astronomical Transient Report No. 21831 [ 2018TNSTR1229....1D ]

Date Received (UTC): 2018-08-22 11:46:41
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 2018fib
Discoverer internal name: Gaia18chn
Coordinates (J2000): RA = 18:33:44.940 (278.43725) DEC = -27:03:58.25 (-27.066181)
Discovery date: 2018-08-18 03:04:19 (JD=2458348.6279977)


Remarks: faint Gaia source brightens by 1.8 mags and gets bluer

Photometry

Discovery (first detection):
Discovery date: 2018-08-18 03:04:19
Flux: 18.56 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-05-13 01:36:28
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/2018fib