 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 ND  -ON    -35.191  -45.102  2.5355
  
 covariance matrix (rad2/m.y.2 e-10
    3367.7     -90.9      -9.1
     -90.9    3916.6     208.8
      -9.1     208.8    3642.3
  
