 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 ri  -OK     19.682 -108.008  4.3172
  
 covariance matrix (rad2/m.y.2 e-10
   25288.9   77383.1  -28433.0
   77383.1  258863.0  -94043.6
  -28433.0  -94043.6   37021.7
  
