Andreas Maurer wrote:

Even with completely filled outer wing bags (about 120 lbs per wing)
the roll rate doesn't suffer at all.
But filling the inner wing tanks (about 100 lbs per wing) instead of
having a co-pilot on board reduces the roll rate significantly.

Don't ask me why.


Adverse aeroelastic wing twist due to aileron action anti-servoing the
wing??

Brian W