 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 SB  -in      4.076  -33.116  7.7693
  
 covariance matrix (rad2/m.y.2 e-10
    6591.6     115.2      29.5
     115.2    7527.3      27.7
      29.5      27.7    6660.8
  
