 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 JZ  -ps     35.406   72.643 22.8587
  
 covariance matrix (rad2/m.y.2 e-10
    6213.2    -701.7    -704.1
    -701.7    7643.5     158.6
    -704.1     158.6    5900.8
  
