 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 AS  -MS     -1.438  123.875  3.6810
  
 covariance matrix (rad2/m.y.2 e-10
    3469.0    -190.2      31.0
    -190.2    4590.2     206.7
      31.0     206.7    3624.4
  
