 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 AT  -su     26.301   36.699  1.1774
  
 covariance matrix (rad2/m.y.2 e-10
    1929.1    -190.2      31.0
    -190.2    3050.3     206.7
      31.0     206.7    2084.5
  
