#   position  x= -20 mm            configuration-> 1 hill                                       
# Exp Almeida et al.
# y/hmax  U/U0
0.892857 0.88449
0.928571 0.902655
0.964286 0.925943
1 0.941779
1.03571 0.963204
1.10714 0.980438
1.21429 1.00838
1.39286 1.02655
1.75 1.04751
2.10714 1.05962
2.46429 1.07592
2.82143 1.09129
3.17857 1.102
3.53571 1.09082
3.89286 1.0708
4.25 1.0368
4.60714 0.998603
4.96429 0.959013
5.32143 0.908244
5.67857 0.846297