Discovery certificate for object 2019hsi
TNS Astronomical Transient Report No. 38102 [ 2019TNSTR1031....1D ]

Date Received (UTC): 2019-06-18 00:04:05
Sender: Gaia (Gaia_Bot1)
Reporting Group: GaiaAlerts     Discovery Data Source: 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 2019hsi
Discoverer internal name: Gaia19ckd
Coordinates (J2000): RA = 10:42:12.800 (160.553333) DEC = +44:53:20.58 (44.88905)
Discovery date: 2019-06-16 17:55:40.000 (JD=2458651.2469907)


Remarks: QSO SDSS J104212.79+445320.6 brightens by 0.8 mag over 3.5 years

Photometry

Discovery (first detection):
Discovery date: 2019-06-16 17:55:40.000
Flux: 18.69 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2019-04-22 12:23:02
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/2019hsi