 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 pa  -ca    -55.764  102.519  0.9046
  
 covariance matrix (rad2/m.y.2 e-10
     210.3    -111.4      -7.0
    -111.4    1059.3      57.8
      -7.0      57.8     331.7
  
