 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 ON  -yz     29.774  133.931  2.4154
  
 covariance matrix (rad2/m.y.2 e-10
    1868.1    -310.0      91.2
    -310.0    2153.4      89.5
      91.2      89.5    2130.7
  
