Discovery certificate for object 2019hwk
TNS Astronomical Transient Report No. 38326 [ 2019TNSTR1048....1D ]

Date Received (UTC): 2019-06-21 09:16:19
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 2019hwk
Discoverer internal name: Gaia19cmj
Coordinates (J2000): RA = 00:36:28.400 (9.118333) DEC = -23:25:18.26 (-23.421739)
Discovery date: 2019-06-20 02:34:04 (JD=2458654.6069907)


Remarks: 1.5 mag long-term drop in brightness of a galaxy, QSO candidate

Photometry

Discovery (first detection):
Discovery date: 2019-06-20 02:34:04
Flux: 20 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-06-09 01:23:31
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/2019hwk