 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 BH  -na    -31.161  100.209  0.9581
  
 covariance matrix (rad2/m.y.2 e-10
    6147.8     -78.3      58.9
     -78.3    6704.8      94.1
      58.9      94.1    6362.7
  
