Unit: metre
Data source: EPSG
Information source: ISO 19111 "Geographical information - Spatial referencing by coordinates".
Revision date: 2016-02-15
Orientation: up
Abbreviation: z
Axis order: 3..
Remarks: Used in a 1D vertical coordinate system.
Coordinate system: Cartesian 3D CS (gravity-related Topocentric). Axes: plant E, Plant N, height (x,y,z). Orientations: east, north, up. UoM: m.
Description: Height influenced by the Earth's gravity field. In particular, orthometric height or normal height which are both approximations of the distance of a point above sea level. Positive upwards.