Geocentric radius of the Earth
Description
Geodetic latitude is the angle between the normal and the equatorial plane. The distance from the Earth’s center to a point on the spheroid surface at a defined geodetic latitude is the Geocentric radius of the Earth.
Related formulasVariables
R_ϕ | Geocentric radius of the Earth (km) |
a | The equatorial radius of the Earth (km) |
ϕ | The geodetic latitude (degree) |
b | The polar radius of the Earth (km) |