 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 JZ  -PM     33.517   70.676 22.4998
  
 covariance matrix (rad2/m.y.2 e-10
    7053.8     178.0    -134.2
     178.0    9126.1    -426.1
    -134.2    -426.1    7369.6
  
