 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 WL  -xx      0.105  128.519  1.7444
  
 covariance matrix (rad2/m.y.2 e-10
    1696.5     -46.6      88.4
     -46.6    1909.7     -55.9
      88.4     -55.9    1804.5
  
