 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 cp  -an     20.900   30.298  0.5559
  
 covariance matrix (rad2/m.y.2 e-10
     347.6     171.0     107.4
     171.0     661.7    -343.3
     107.4    -343.3     357.7
  
