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get_sphere_radius

Retrieves the radius of a sphere used in spherical harmonic routines.

Prototype

	function get_sphere_radius (
	)

	return_val [1] :  double

Return value

The returned value is of type double.

Description

get_sphere_radius retrieves the radius of a sphere being used by the spherical harmonic routines.

The default is the radius of the Earth (6.37122e+6).

See Also

set_sphere_radius

Examples

  set_sphere_radius(1.)       ; Set the radius to the unit sphere.
  r = get_sphere_radius()     ; Retrieve the radius, should be 1.