 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 SB  -ps     12.358  -31.933  7.5967
  
 covariance matrix (rad2/m.y.2 e-10
    7397.3    -991.2    -576.9
    -991.2    7604.3     642.4
    -576.9     642.4    6890.5
  
