 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 JZ  -xx     34.251   70.743 22.3676
  
 covariance matrix (rad2/m.y.2 e-10
    5334.6     306.0    -116.9
     306.0    6735.6    -428.4
    -116.9    -428.4    5529.7
  
