: ! * ↑ ↓ + | A B C D E F G H I J K L M N O P R S T U V W X Z
F/ F3 Fa Fb Fc Fi Fl Fm Fo Fp Fr Ft Fu Fw
F3f F3j F3k

F3J

Posted on by July 4, 2014

A category of AMA and FAI special interest for thermal duration glider competition