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RE: What is Latitude?



Latitude: Using a [hysics dictionary one gets
-
a) Geographical latitude of a place is the angle between the normal to
the earth's surface and the plane of the equator. It is the latitude
found from astronomical observations.
b) Geocentric latitude is the angle between a line joining the place to
the earth's center and the plane of the equator.
-
It (b) differs from the geographical latitude because the earth is an
oblate spheroid and the maximum difference (at latitude 45) is equal
to 11 min 36 sec.