 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 OK  -JZ    -33.735 -109.080 22.4599
  
 covariance matrix (rad2/m.y.2 e-10
    7008.0     286.4    -163.0
     286.4    8771.2    -332.7
    -163.0    -332.7    7312.9
  
