Re: Earth on Edge

[Ronn Blankenship]

At 04:58 PM 7/3/01, Alberto Monteiro wrote:

>Darryl Shannon wrote:
> >
> > Alberto, help me out here!
> >
>I feel very tempted to just say "Amen". But I will just find
>one nit to pick:
>
> >Orbits are always
> >parabolic, hyperbolic, or elliptical (with circular being an elliptical
> >orbit with zero eccentricity).
> >
>This is valid for the two-body problem [two bodies orbiting each
>other, only subject to their mutual gravity]; in the real case, however,
>there are other forces [non-gravitational, oblateness, other bodies]
>that make the "classical" two-body orbit an approximation.


I thought a "two-body problem" was the cleanup task facing a double 
murderer . . .


-- Ronn!  :)