 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 NI  -SB     -6.099  158.766 10.9296
  
 covariance matrix (rad2/m.y.2 e-10
   10019.9     -75.3      94.6
     -75.3   10037.1     -57.0
      94.6     -57.0   10124.3
  
