RAF 28 AIRFOIL 1.000000 0.000000 0.950000 0.008900 0.900000 0.016300 0.800000 0.029300 0.700000 0.043200 0.600000 0.054000 0.500000 0.062500 0.400000 0.067200 0.300000 0.067000 0.200000 0.060000 0.150000 0.053600 0.100000 0.044600 0.075000 0.039000 0.050000 0.031300 0.025000 0.021000 0.012500 0.014500 0.000000 0.000000 0.012500 -0.012500 0.025000 -0.016500 0.050000 -0.022000 0.075000 -0.025300 0.100000 -0.027500 0.150000 -0.030500 0.200000 -0.032000 0.300000 -0.031200 0.400000 -0.028600 0.500000 -0.025000 0.600000 -0.021000 0.700000 -0.016000 0.800000 -0.011000 0.900000 -0.006300 0.950000 -0.003400 1.000000 0.000000