 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 OK  -eu    -38.182  -59.398  0.0843
  
 covariance matrix (rad2/m.y.2 e-10
    1890.3      77.9     -54.4
      77.9    2783.7     227.4
     -54.4     227.4    2072.6
  
