 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 sr  -su    -67.334   96.076  0.3423
  
 covariance matrix (rad2/m.y.2 e-10
    1903.8    -184.4   -2123.6
    -184.4    1122.2     571.8
   -2123.6     571.8    3560.7
  
