 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 na  -pa     48.887  -71.707  0.7502
  
 covariance matrix (rad2/m.y.2 e-10
     164.5      -3.1     -35.7
      -3.1     704.4     151.2
     -35.7     151.2     275.0
  
