Discovery certificate for object 2018hyf
TNS Astronomical Transient Report No. 24098 [ 2018TNSTR1715....1D ]

Date Received (UTC): 2018-11-06 15:45:26
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 2018hyf
Discoverer internal name: Gaia18dhk
Coordinates (J2000): RA = 13:18:50.720 (199.711333) DEC = -63:58:54.37 (-63.981769)
Discovery date: 2018-11-04 18:34:33 (JD=2458427.2739931)


Remarks: star close to Planetary Nebula PN G305.9-01.2 fades and re-brightens over <4 years

Photometry

Discovery (first detection):
Discovery date: 2018-11-04 18:34:33
Flux: 16.82 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-06-17 16:52:19
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/2018hyf