 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 ri  -CL     25.852 -107.313  4.9284
  
 covariance matrix (rad2/m.y.2 e-10
   26034.0   76395.0  -28974.2
   76395.0  259275.2  -93552.4
  -28974.2  -93552.4   37149.5
  
