3  5  6  4
     0.5  150.  1.0  50.  950.
      82784.  82831.
      84059.  84077.
      84614.  84648.
      91469.  91498.
     84551.  23.557  -72.503
     91431.  23.662  -72.602
     97607.  23.817  -72.712
      82238.  98101.
     82238.  84522.
     84550.  86655.
     89921.  91421.
     91453.  93275.
     95805.  97580.
     97600.  98101.