 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 WL  -am     -8.322  124.450  1.8109
  
 covariance matrix (rad2/m.y.2 e-10
    1872.1    -285.2      21.6
    -285.2    2080.2     194.2
      21.6     194.2    2395.6
  
