5 Abstract coordinate systems 29


Table 5.15 — Planetodetic CS



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Table 5.15 — Planetodetic CS



Field

Specification

Description

Planetodetic 3D. Geodetic 3D with longitude in opposite direction.

Label

PLANETODETIC

Code

8

Function type

Generating function.

CS type

3D curvilinear.

Properties

Orthogonal.

CS parameters and constraints

a: major semi-axis length
b: minor semi-axis length

Constraints:


a
> b: (oblate ellipsoid)
a = b: (sphere)

Coordinate components

 : planetodetic longitude in radians,
: geodetic latitude in radians, and
h : ellipsoidal height.

Domain of the generating function or mapping equations



Generating function or mapping equations




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