 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 SS  -MN      3.690  -29.075 49.9683
  
 covariance matrix (rad2/m.y.2 e-10
    4584.1     -75.3      94.6
     -75.3    4601.2     -57.0
      94.6     -57.0    4688.4
  
