Discovery certificate for object 2019hby
TNS Astronomical Transient Report No. 37240 [ 2019TNSTR.957....1D ]

Date Received (UTC): 2019-06-08 11:10:20
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 2019hby
Discoverer internal name: Gaia19cdp
Coordinates (J2000): RA = 08:52:54.530 (133.227208) DEC = +26:48:39.49 (26.810969)
Discovery date: 2019-06-06 23:38:24 (JD=2458641.485)


Remarks: 0.7mag rise on a z=0.7 QSO SDSS J085254.53+264839.6.

Photometry

Discovery (first detection):
Discovery date: 2019-06-06 23:38:24
Flux: 18.53 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-04-05 16:56:38
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/2019hby