 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 EA  -MN      8.976  -18.248 51.8246
  
 covariance matrix (rad2/m.y.2 e-10
    7239.7     289.4    -127.3
     289.4    8463.0    -483.9
    -127.3    -483.9    7434.1
  
