 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 lw  -an     -1.157  -33.556  0.1328
  
 covariance matrix (rad2/m.y.2 e-10
     306.2     228.4    -367.0
     228.4     216.8    -310.9
    -367.0    -310.9     486.4
  
