 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 EA  -xx     24.973   67.527 11.3343
  
 covariance matrix (rad2/m.y.2 e-10
    4349.1     306.6    -116.8
     306.6    5750.9    -428.2
    -116.8    -428.2    4543.8
  
