 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 sw  -BR     -9.765  -37.033  1.4170
  
 covariance matrix (rad2/m.y.2 e-10
  132129.6  -65860.8 -228117.3
  -65860.8   38335.5  116449.1
 -228117.3  116449.1  404463.1
  
