What is Vertical datum?
[[File:Vertical references in Europe.svg|thumbnail|Vertical datums in Europe]] In [[geodesy]], '''vertical datum''' or '''altimetric datum''', is a [[coordinate surface]] used for [[vertical position]]s, like for the elevations of Earth-bound things, and [[altitude]]s of [[Geocentric_orbit#Altitude_classifications|satellite orbits]] and in [[Altitude in aviation|aviation]]. {{stub}} [[Category:Geodesy]]