 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 GP  -nb      0.265   82.189  5.6520
  
 covariance matrix (rad2/m.y.2 e-10
    1758.7     338.6    -190.5
     338.6    3448.5    -435.1
    -190.5    -435.1    2068.1
  
