 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 NH  -NB     12.170  -15.130  2.9903
  
 covariance matrix (rad2/m.y.2 e-10
    3079.8       0.0       0.0
       0.0    3079.8       0.0
       0.0       0.0    3079.8
  
