 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 SL  -nb     -2.247  158.533  0.2242
  
 covariance matrix (rad2/m.y.2 e-10
    1729.1     188.1     -54.5
     188.1    2542.1      58.3
     -54.5      58.3    1868.0
  
