 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 na  -JZ    -34.026 -108.951 22.5289
  
 covariance matrix (rad2/m.y.2 e-10
    5468.1     286.4    -163.0
     286.4    7231.3    -332.7
    -163.0    -332.7    5773.0
  
