 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 GP  -am     -0.237   80.623  5.6043
  
 covariance matrix (rad2/m.y.2 e-10
    1860.0      79.5    -200.3
      79.5    3274.3    -232.6
    -200.3    -232.6    2473.6
  
