 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 eu  -WL      5.129  -55.238  1.8397
  
 covariance matrix (rad2/m.y.2 e-10
    1849.2       5.7      75.9
       5.7    2220.0      19.2
      75.9      19.2    2025.4
  
