#       visee avant                      visee arriere
# lecture(m)  angle  distance(m)  lecture(m)  angle  distance(m)          point
    0         0         0          1.213        351     9.8                 1
   0.946      196      15          1.393        354.7   13.1                2
   0.829      150      14.45       0.727        168     13.7                3
   1.290      331      15.1        1.327        210.1   13.3                2
   1.596      357      12.05         0          0       0                   1