 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 WL  -jf     20.030  153.795  1.7310
  
 covariance matrix (rad2/m.y.2 e-10
   11803.2   12988.9  -15547.9
   12988.9   19083.0  -20843.7
  -15547.9  -20843.7   27342.0
  
