 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 SB  -nz      3.398  -28.622  7.9080
  
 covariance matrix (rad2/m.y.2 e-10
    6599.0     289.4    -127.3
     289.4    7822.4    -483.9
    -127.3    -483.9    6793.4
  
