D-ETTC Rockwell Commander 114TC Private Cologne - Koln Bonn (Wahn) (CGN / EDDK), Germany Erik Frikke - 01/10/1998
D-ETTC Diamond DA 20-A1 Katana Private Bonn-Hangelar (BNJ / EDKB), Germany Joe Evans - 30/05/2011
D-ETTC Diamond DA 20-A1 Katana Private Bonn-Hangelar (BNJ / EDKB), Germany Hugo Teugels - Aviation Society Antwerp - 13/10/2010
