Differences between revisions 1 and 2
Deletions are marked like this. Additions are marked like this.
Line 2: Line 2:

See ["orthometric height"]

Elevation is the height of a point with respect to a ["vertical datum"]. Elevation can be measured by ["differential leveling"], by ["GPS"] measurements, or by ["triangulation"] if the point measured is inaccessible, such as a remote mountain top.

See ["orthometric height"]

elevation (last edited 2009-03-21 21:03:18 by localhost)