 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 an  -co    -18.096   55.025  1.0147
  
 covariance matrix (rad2/m.y.2 e-10
     492.1     107.8    -454.6
     107.8     982.1    -213.9
    -454.6    -213.9     588.1
  
