Couple of non standard aircraft in the air at this moment.
R76017 Be350 Routing out of Brussels(arr the 5th?) to UK/ Belfast i would guess) SBS is showing N20KW, but this should be 07-61017 by now, at 10.15UTC south of Manchester (R117 at FR24).
Velcro05 routing out of Afghanistan, currently (10.00utc) South east of Prague, showing GLEX N9504G, but is E-11A 12-9506 guess this will end up in the UK somewhere.
R30282 MC12S 13-0282 routing out of Brussels (arr the 7th) to the UK/Belfast???
Rail120 RC-12X 92-13120 out of Czech? currently (10.20utc) south of Ulm, heading to the UK as well i guess.
Pieter,