 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 ca  -yz    -49.281  -59.909  0.1744
  
 covariance matrix (rad2/m.y.2 e-10
     307.2     -50.3      49.5
     -50.3     938.1     154.6
      49.5     154.6     507.3
  
