wrote:

I hope you took care to apply MOND correctly. It has non-local
affects.
You cannot replace all mass within a sphere with a point mass, for
measuring its effect outside the sphere. It gives non-intuitive
effects.
Check the explanation at
http://www.astro.umd.edu/~ssm/mond/mondnbody.ps

hey, that's the boring version of the explanation i wrote. this one
is much more fun:

http://burro.astr.cwru.edu/ArnoldMOND/ahnoldmond.html


--
chris