Discovery certificate for object 2018hzs
TNS Astronomical Transient Report No. 24159 [ 2018TNSTR1723....1D ]

Date Received (UTC): 2018-11-07 10:00:19
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 2018hzs
Discoverer internal name: Gaia18dhw
Coordinates (J2000): RA = 08:38:09.980 (129.541583) DEC = +55:40:35.58 (55.67655)
Discovery date: 2018-11-05 10:30:43.000 (JD=2458427.9379977)


Remarks: Long timescale fading of QSO SDSS J083809.98+554035.6

Photometry

Discovery (first detection):
Discovery date: 2018-11-05 10:30:43.000
Flux: 19.81 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-05-09 00:47:31
Limiting flux: 21.5 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft


Details of the new object can be viewed here: https://www.wis-tns.org/object/2018hzs