...and both Boeing products have in common that they will only be seen moving during the dark hours...
Updates through http://www.mst-aviation.nl/viewforum.php?f=3 if you can log in ( ) .
Otherwise:
http://forum.scramble.nl/viewtopic.php?p=612506#p612506 for the Boeing 737-200 (ETA 18.15, ETD 19.00 local)
and the Qatari C-17 "A7-MAA"
http://forum.scramble.nl/viewtopic.php?p=612507#p612507 ( Qatar air force flight LHOB240 eta 0730lt etd 2250lt ).