 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 sm  -pa     59.265  -73.547  0.9803
  
 covariance matrix (rad2/m.y.2 e-10
      77.0     136.6       0.1
     136.6     683.9      -1.3
       0.1      -1.3     155.2
  
