 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 NI  -BS     -2.296 -129.446  3.1420
  
 covariance matrix (rad2/m.y.2 e-10
    5275.4    -346.4     144.3
    -346.4    6060.3      73.4
     144.3      73.4    5463.5
  
