 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 am  -sa     82.732 -149.286  0.3097
  
 covariance matrix (rad2/m.y.2 e-10
     300.5      26.5     -97.6
      26.5     551.0     436.8
     -97.6     436.8     782.2
  
