Discovery certificate for object 2018hpc
TNS Astronomical Transient Report No. 23770 [ 2018TNSTR1649....1D ]

Date Received (UTC): 2018-10-29 10:55:07
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 2018hpc
Discoverer internal name: Gaia18ded
Coordinates (J2000): RA = 22:26:00.300 (336.50125) DEC = +22:47:39.62 (22.794339)
Discovery date: 2018-10-26 02:52:48.000 (JD=2458417.62)


Remarks: 0.25 mag slow increase of quasar SDSS J222600.28+224739.9 (SDSS spectrum available)

Photometry

Discovery (first detection):
Discovery date: 2018-10-26 02:52:48.000
Flux: 18.79 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-05-28 08:26:52
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/2018hpc