 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 GP  -SL      0.357   79.962  5.6034
  
 covariance matrix (rad2/m.y.2 e-10
    3272.9     428.4    -118.6
     428.4    4842.8    -474.4
    -118.6    -474.4    3491.1
  
