Discovery certificate for object 2019ibl
TNS Astronomical Transient Report No. 38522 [ 2019TNSTR1070....1D ]

Date Received (UTC): 2019-06-25 04:31:00
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 2019ibl
Discoverer internal name: Gaia19cpd
Coordinates (J2000): RA = 13:52:24.600 (208.1025) DEC = +06:16:40.66 (6.277961)
Discovery date: 2019-06-23 11:18:14 (JD=2458657.9709954)


Remarks: 1.3 mag drop over 5 years on a candidate QSO

Photometry

Discovery (first detection):
Discovery date: 2019-06-23 11:18:14
Flux: 20.23 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-07-25 04:23:31
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/2019ibl