[time-nuts] Information on the Danjon Astrolab

[Rasputin Novgorod]

> ofcourse they have a different local gravity and the
> gradient of that
> will differ (and hence the angle of the gravity will differ slightly
> from that
> of the normal on the ellipsoid). Ever looked at a gravity map of the
> earth?

Wait a minute. The center of gravity ~is~ the center of gravity.
You can't have two, or multiple centers. The strength of gravity
varies from place to place, but that doesn't change the direction.
If I'm wrong; please explain...

/b

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