 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 SB  -au      4.489  -35.467  7.9112
  
 covariance matrix (rad2/m.y.2 e-10
    6611.1     -75.3      94.6
     -75.3    6628.3     -57.0
      94.6     -57.0    6715.5
  
