 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 ON  -sm     29.156  134.109  2.5389
  
 covariance matrix (rad2/m.y.2 e-10
    1781.0     -18.4      45.7
     -18.4    2530.5      43.5
      45.7      43.5    1990.4
  
