 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 AP  -xx     -6.576  -83.978  0.4881
  
 covariance matrix (rad2/m.y.2 e-10
    1678.1      51.7     -64.3
      51.7    2240.0     162.5
     -64.3     162.5    1826.9
  
