 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 AT  -pa     54.823    9.118  1.6673
  
 covariance matrix (rad2/m.y.2 e-10
    1725.8      81.0     -18.7
      81.0    2079.4      76.3
     -18.7      76.3    1797.6
  
