 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 NB  -co    -39.750   80.311  1.7960
  
 covariance matrix (rad2/m.y.2 e-10
    2412.3     703.7    -647.9
     703.7    3022.7    -745.7
    -647.9    -745.7    2126.5
  
