Discovery certificate for object 2018hpk
TNS Astronomical Transient Report No. 23780 [ 2018TNSTR1649....1D ]

Date Received (UTC): 2018-10-29 11:04:20
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 2018hpk
Discoverer internal name: Gaia18den
Coordinates (J2000): RA = 20:13:24.770 (303.353208) DEC = +61:03:06.01 (61.051669)
Discovery date: 2018-10-26 09:34:33 (JD=2458417.8989931)


Remarks: blue hostless transient

Photometry

Discovery (first detection):
Discovery date: 2018-10-26 09:34:33
Flux: 18.72 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-09-18 06:20:09
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/2018hpk