 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 OK  -NB     43.238  -61.881  1.0531
  
 covariance matrix (rad2/m.y.2 e-10
    3244.3      -3.1     -35.7
      -3.1    3784.2     151.2
     -35.7     151.2    3354.8
  
