 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 ar  -ps     73.138  122.658  1.1241
  
 covariance matrix (rad2/m.y.2 e-10
    1163.5    -749.9    -465.3
    -749.9    2158.2     726.4
    -465.3     726.4     614.1
  
