 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 GP  -ps      8.860   87.001  5.8228
  
 covariance matrix (rad2/m.y.2 e-10
    2560.9    -701.7    -704.1
    -701.7    3991.2     158.6
    -704.1     158.6    2248.5
  
