Wizfox
I've got one - Because the aircraft is on the surface of a rotating sphere, its in a constantly accelerating reference frame. Its constantly accelerating towards the center of the Earth.
Force on Gnd: Inertial Mass x acceleration due to gravity - The vertical component of reaction upwards due to the rotation of the earth (coefficient 1 at the equator - 0 at the poles)
Back to my Fox Hole. CAT III