Seen on radar today:
OSY16T CC-130J (130608) Canadian AF
Open Skies flight flying from Kortrijk area via north of Brussels than low turning over Aarschot 14.50h (2000ft!) ....and maybe than arr in Brussels??
HEADSUP: EZ-S714 601862
Government Of Turkmenistan TUA3714*
Turkmenistan Military
EH Industries EH.101 Merlin Mk.643
now halfway crossing The Channel direction of Bruges 9000ft
Source ADS-B