 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 MS  -an     -1.528  -54.595  3.5166
  
 covariance matrix (rad2/m.y.2 e-10
    1825.0    -132.2      58.4
    -132.2    2939.1     139.9
      58.4     139.9    1932.4
  
