 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 cp  -sa     42.446   30.958  0.6928
  
 covariance matrix (rad2/m.y.2 e-10
     246.7     162.7     120.0
     162.7     640.4    -255.2
     120.0    -255.2     664.6
  
