 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 in  -PM     26.475   26.534  0.5694
  
 covariance matrix (rad2/m.y.2 e-10
    1854.1       3.8      22.5
       3.8    3638.8      85.5
      22.5      85.5    2044.8
  
