Discovery certificate for object 2019hdq
TNS Astronomical Transient Report No. 37300 [ 2019TNSTR.968....1D ]

Date Received (UTC): 2019-06-10 10:56:18
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 2019hdq
Discoverer internal name: Gaia19cev
Coordinates (J2000): RA = 08:49:24.250 (132.351042) DEC = +42:56:46.39 (42.946219)
Discovery date: 2019-06-09 07:42:14 (JD=2458643.8209954)


Remarks: 0.7mag rise over 5 years of a known z=0.6 QSO.

Photometry

Discovery (first detection):
Discovery date: 2019-06-09 07:42:14
Flux: 18.4 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2019-03-07 01:16:19
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/2019hdq