3 ms·
It's in relation to a theoretical ellipsoid shape. "The geoid can be as low as 106 meters (350 feet) below the ellipsoid or as high as 85 meters (280 feet) abo
by blincoln 3y ago
It's in relation to a theoretical ellipsoid shape.
"The geoid can be as low as 106 meters (350 feet) below the ellipsoid or as high as 85 meters (280 feet) above."[1]
[1] https://www2.csr.utexas.edu/grace/gravity/gravity_definition.html https://www2.csr.utexas.edu/grace/gravity/gravity_definition...
- waynecochran 3y agoYes. The polar and equatorial diameter of the the earth differ by over 20 miles, but along a latitude line the earth is quite circular.
- Linosaurus 3y ago> quite circular In this case it’s 106m away from a perfect circle. Almost nothing compared to 20km, but a real thing.