 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 sm  -in    -22.686 -148.754  0.4125
  
 covariance matrix (rad2/m.y.2 e-10
      80.8     103.9      12.4
     103.9     294.6      51.1
      12.4      51.1      41.1
  
