 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 co  -ND     27.916 -124.495  1.0833
  
 covariance matrix (rad2/m.y.2 e-10
    2536.0     767.8    -702.6
     767.8    3552.8    -581.7
    -702.6    -581.7    2393.6
  
