 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 in  -lw     31.283   27.037  0.3738
  
 covariance matrix (rad2/m.y.2 e-10
     371.4     360.2    -358.7
     360.2     566.1    -270.8
    -358.7    -270.8     552.1
  
