 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 sa  -au    -32.666 -137.471  0.7297
  
 covariance matrix (rad2/m.y.2 e-10
     215.1     161.1      70.1
     161.1     291.0     129.3
      70.1     129.3     382.6
  
