RECSPH

Name

recsph

Purpose (one Line Only)

Convert from rectangular to spherical coordinates

Description

Calling Sequence

recsph,x,y,z,r,lat,lon

Inputs

x - Cartesian x-coordinate (same units as r).
y - Cartesian y-coordinate (same units as r).
z - Cartesian z-coordinate (same units as r).

Optional Input Parameters

Keyword Input Parameters

Outputs

r - distance from origin
lat - angular distance from x-y plane (radians)
lon - longitude (angle from x axis) in radians

Keyword Output Parameters

Common Blocks

Side Effects

Restrictions

rank and size of all inputs must match or be scalar.

Procedure

Modification History

2011/11/29, Written by Marc W. Buie, Southwest Research Institute
converted from sphrec.f
2014/09/19, MWB, added prival call on lon to reduce to [0,2pi)