air_def 3   
6 1 1 
0 -1 10000 0 10000   150 0 210 0 90 0 270 0 
1 0 0 0 4550   150 1 210 1 86 1 -89 1 
2 1 -3500 0 1100   150 0 210 0 90 0 270 0 
3 2 -1850 0 450   150 0 210 0 90 0 270 0 
4 3 3550 0 950   150 0 210 0 90 0 270 0 
5 4 1800 0 300   150 1 210 1 90 0 270 0 
