 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 sc  -GP     -1.897  -98.995  5.6187
  
 covariance matrix (rad2/m.y.2 e-10
    1992.8      27.0    -928.5
      27.0    3873.4     814.6
    -928.5     814.6    5818.8
  
