Discovery certificate for object 2018hnf
TNS Astronomical Transient Report No. 23709 [ 2018TNSTR1622....1D ]

Date Received (UTC): 2018-10-23 21:21:38
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 2018hnf
Discoverer internal name: Gaia18ddd
Coordinates (J2000): RA = 20:55:38.880 (313.912) DEC = +26:20:00.46 (26.333461)
Discovery date: 2018-10-21 21:01:26.000 (JD=2458413.3759954)


Remarks: transient near source SDSS J205538.83+261958.5

Photometry

Discovery (first detection):
Discovery date: 2018-10-21 21:01:26.000
Flux: 18.78 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-07-15 06:00:00
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/2018hnf