 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 AT  -ON    -15.769  -22.208  2.6373
  
 covariance matrix (rad2/m.y.2 e-10
    3429.8     -74.0      26.9
     -74.0    3926.0     121.0
      26.9     121.0    3632.9
  
