 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 MA  -an      1.006  133.427  1.3112
  
 covariance matrix (rad2/m.y.2 e-10
    2531.3    -852.2    -568.2
    -852.2    3084.8     651.9
    -568.2     651.9    2048.3
  
