 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 lw  -yz    -28.619  -13.017  0.1513
  
 covariance matrix (rad2/m.y.2 e-10
     477.7     326.5    -343.3
     326.5     674.3    -175.7
    -343.3    -175.7     656.3
  
