 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 PM  -SL    -15.791  -79.772  0.1549
  
 covariance matrix (rad2/m.y.2 e-10
    3371.9      27.5       1.7
      27.5    4567.4      67.3
       1.7      67.3    3517.1
  
