 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 BH  -ri    -23.435   76.117  5.2375
  
 covariance matrix (rad2/m.y.2 e-10
   29567.7   77310.9  -28302.7
   77310.9  262619.2  -94251.9
  -28302.7  -94251.9   41294.4
  
