 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 cp  -sw     46.929  121.803  1.5130
  
 covariance matrix (rad2/m.y.2 e-10
  130369.9  -65217.3 -228245.8
  -65217.3   36351.7  116291.8
 -228245.8  116291.8  403221.5
  
