 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 GP  -co     -2.662   77.103  6.4687
  
 covariance matrix (rad2/m.y.2 e-10
    2523.6     993.2    -775.2
     993.2    4357.4   -1229.5
    -775.2   -1229.5    2432.2
  
