pyarts3.arts.geodetic.prime_vertical_radius

geodetic.prime_vertical_radius(ell: pyarts3.arts.Vector2, lay: float) → float

The prime vertical radius

This radius is the distance to the polar axis from the reference ellipsoid surface in the local nadir direction.

See further https://en.wikipedia.org/wiki/Earth_radius#Prime_vertical

Parameters:

• ell (Vector2) – Ellipsoid (a,b)

• lat (Numeric) – The latitude

Returns:

RADIUS – The radius

Return type:

Numeric