 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 FT  -yz    -19.709  176.439  5.1343
  
 covariance matrix (rad2/m.y.2 e-10
    1827.4    -230.3     140.2
    -230.3    1987.2     -12.3
     140.2     -12.3    2063.1
  
