 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 au  -an     11.340   41.840  0.6333
  
 covariance matrix (rad2/m.y.2 e-10
     259.4     184.1      96.0
     184.1     217.5      17.2
      96.0      17.2     103.6
  
