 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 NB  -an    -51.845  119.310  1.0597
  
 covariance matrix (rad2/m.y.2 e-10
    1621.7     138.9       8.7
     138.9    1968.2       9.5
       8.7       9.5    1645.5
  
