 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 sm  -au     -7.861 -126.039  0.6739
  
 covariance matrix (rad2/m.y.2 e-10
     194.7     236.3      78.9
     236.3     424.3      19.1
      78.9      19.1     178.9
  
