 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 sm  -MA      0.368  -47.979  1.4507
  
 covariance matrix (rad2/m.y.2 e-10
    2526.5    -854.6    -576.8
    -854.6    3340.3     641.1
    -576.8     641.1    2097.9
  
