 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 sw  -jf     -3.500  -67.139  1.4728
  
 covariance matrix (rad2/m.y.2 e-10
  140169.1  -52322.4 -243845.0
  -52322.4   54974.0   96007.2
 -243845.0   96007.2  428547.7
  
