 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 sc  -yz    -82.764    9.993  0.2430
  
 covariance matrix (rad2/m.y.2 e-10
     466.9    -228.5    -731.7
    -228.5     902.8    1381.2
    -731.7    1381.2    4151.0
  
