Discovery certificate for object 2019hrl
TNS Astronomical Transient Report No. 38053 [ 2019TNSTR1023....1D ]

Date Received (UTC): 2019-06-17 10:04:10
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 2019hrl
Discoverer internal name: Gaia19cjh
Coordinates (J2000): RA = 09:17:48.420 (139.45175) DEC = +59:26:56.51 (59.449031)
Discovery date: 2019-06-16 01:59:31 (JD=2458650.5829977)


Remarks: Known z=1.09 QSO SDSS J091748.42+592656.4 brightens by 1 mag over 4.5 years.

Photometry

Discovery (first detection):
Discovery date: 2019-06-16 01:59:31
Flux: 18.76 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-10-03 04:49:26
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/2019hrl