The full configuration, which "hangs", was found to have 12% less drag than the "float in the armpit" configuration.
I would have not guessed at this. When it is full and horizontal it has less of a profile than 1/2 full. Makes sense, but counter intuitive.
So fdog, sounds like you guys are just creating excuses to get in the water up there. How much beer was involved to get you guys in the water to test this one out?