 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 mq  -yz     33.827   19.162  1.0215
  
 covariance matrix (rad2/m.y.2 e-10
   14605.9   -7066.8   27497.8
   -7066.8    3684.9  -13242.4
   27497.8  -13242.4   52643.8
  
