T o d d P a t t i s t schrieb:

Dudley's description of the classic competition BR, the

There is no such thing as a competition barrel roll.

it a BR, what do you call it? The question is: How far off
the classic definition do you want to allow before you stop
calling it a BR?

Because the BR isn't a competition maneuvre, there is no exact
definition. The best definition is the one you cited: Fly it as if the
wheels rolled inside a barrel. But at which angle they do so, or how big
the diameter of said barrel should be, is completely undefined.

It's the same thing as with the wing over or the lazy eight.

Stefan