4  5  6  2
0.5  150.  1.0  50.  700.
 84871.  84903.
 85137.  85161.
71357.  16.768  -65.728
77721.  16.798  -65.882
82780.  17.010  -65.900
83701.  16.995  -65.947
 69563.  85280.
69563.  71347.
72100.  73740.
76002.  77706.
77991.  79313.
81128.  82700.
83730.  85280.