 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 sr  -nz    -54.973   81.297  0.6839
  
 covariance matrix (rad2/m.y.2 e-10
    1548.2    -179.7   -2264.6
    -179.7     425.1     189.5
   -2264.6     189.5    3794.2
  
