 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 BH  -nz    -43.403   91.026  1.4784
  
 covariance matrix (rad2/m.y.2 e-10
    6094.6     214.1     -32.7
     214.1    7335.1    -540.9
     -32.7    -540.9    6393.4
  
