Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-ah81131-il-500000 Airfoil,ah81131-il Reynolds number,500000 Ncrit,9 Mach,0 Max Cl/Cd,110 Max Cl/Cd alpha,5.75 Url,http://airfoiltools.com/polar/csv?polar=xf-ah81131-il-500000 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -9.250,-0.3769,0.08564,0.08327,-0.0160,0.7622,0.0140 -9.000,-0.3796,0.08086,0.07850,-0.0182,0.7613,0.0143 -8.750,-0.3851,0.07563,0.07327,-0.0210,0.7605,0.0144 -8.500,-0.4765,0.07225,0.06966,-0.0334,0.7632,0.0127 -8.250,-0.4976,0.06787,0.06519,-0.0323,0.7615,0.0129 -8.000,-0.5094,0.06370,0.06092,-0.0316,0.7601,0.0131 -7.750,-0.5108,0.06053,0.05766,-0.0308,0.7589,0.0134 -7.500,-0.5087,0.05772,0.05475,-0.0300,0.7578,0.0137 -7.250,-0.5042,0.05492,0.05182,-0.0290,0.7567,0.0140 -7.000,-0.4965,0.05221,0.04897,-0.0283,0.7552,0.0146 -6.750,-0.4861,0.04918,0.04580,-0.0277,0.7531,0.0154 -6.500,-0.4745,0.04606,0.04249,-0.0266,0.7512,0.0162 -6.250,-0.4597,0.04315,0.03934,-0.0252,0.7496,0.0176 -6.000,-0.4326,0.04350,0.03937,-0.0235,0.7481,0.0194 -5.750,-0.4330,0.03728,0.03267,-0.0204,0.7467,0.0202 -5.500,-0.4202,0.03378,0.02901,-0.0191,0.7454,0.0212 -5.250,-0.4017,0.03190,0.02702,-0.0182,0.7442,0.0221 -5.000,-0.3824,0.03021,0.02515,-0.0170,0.7432,0.0232 -4.750,-0.3611,0.02863,0.02335,-0.0159,0.7419,0.0250 -4.500,-0.3349,0.02756,0.02209,-0.0155,0.7395,0.0276 -4.250,-0.3061,0.02878,0.02308,-0.0148,0.7374,0.0295 -4.000,-0.2849,0.00917,0.00352,-0.0137,0.7325,0.0326 -3.750,-0.2581,0.02001,0.01359,-0.0119,0.7343,0.0177 -3.500,-0.2304,0.01745,0.01077,-0.0111,0.7330,0.0150 -3.250,-0.2049,0.01624,0.00946,-0.0103,0.7318,0.0150 -3.000,-0.1804,0.01545,0.00859,-0.0095,0.7307,0.0156 -2.750,-0.1564,0.01481,0.00788,-0.0086,0.7297,0.0162 -2.500,-0.1318,0.01442,0.00741,-0.0080,0.7288,0.0175 -2.250,-0.1041,0.01414,0.00715,-0.0083,0.7256,0.0187 -2.000,-0.0785,0.01374,0.00669,-0.0080,0.7233,0.0191 -1.750,-0.0530,0.01336,0.00623,-0.0075,0.7215,0.0200 -1.500,-0.0273,0.01300,0.00581,-0.0070,0.7200,0.0281 -1.250,-0.0212,0.01088,0.00533,-0.0035,0.7185,0.4798 -1.000,-0.0169,0.00966,0.00519,0.0015,0.7173,0.7522 -0.750,0.0862,0.01018,0.00622,-0.0126,0.7173,0.9485 -0.500,0.1245,0.01039,0.00632,-0.0145,0.7164,0.9584 -0.250,0.1649,0.01040,0.00622,-0.0172,0.7153,0.9607 0.000,0.2078,0.01056,0.00637,-0.0207,0.7115,0.9645 0.250,0.2422,0.01064,0.00640,-0.0221,0.7088,0.9716 0.500,0.2838,0.01056,0.00627,-0.0251,0.7070,0.9739 0.750,0.3217,0.01047,0.00613,-0.0274,0.7054,0.9767 1.000,0.3571,0.01039,0.00600,-0.0291,0.7040,0.9805 1.250,0.3892,0.01033,0.00589,-0.0301,0.7028,0.9847 1.500,0.4284,0.01024,0.00578,-0.0328,0.7007,0.9868 1.750,0.4679,0.01024,0.00583,-0.0358,0.6974,0.9897 2.000,0.5052,0.01020,0.00579,-0.0381,0.6951,0.9933 2.250,0.5419,0.01005,0.00564,-0.0403,0.6931,0.9960 2.500,0.5791,0.00984,0.00543,-0.0425,0.6914,0.9987 2.750,0.6098,0.00965,0.00524,-0.0433,0.6897,1.0000 3.000,0.6352,0.00956,0.00517,-0.0431,0.6859,1.0000 3.250,0.6605,0.00939,0.00503,-0.0429,0.6809,1.0000 3.500,0.6840,0.00904,0.00464,-0.0419,0.6767,1.0000 3.750,0.7098,0.00890,0.00456,-0.0417,0.6707,1.0000 4.000,0.7352,0.00875,0.00444,-0.0414,0.6657,1.0000 4.250,0.7600,0.00858,0.00425,-0.0408,0.6616,1.0000 4.500,0.7868,0.00853,0.00428,-0.0410,0.6537,1.0000 4.750,0.8122,0.00840,0.00418,-0.0406,0.6471,1.0000 5.000,0.8382,0.00826,0.00406,-0.0404,0.6348,1.0000 5.250,0.8647,0.00823,0.00406,-0.0404,0.6191,1.0000 5.500,0.8912,0.00825,0.00410,-0.0404,0.6016,1.0000 5.750,0.9174,0.00834,0.00416,-0.0404,0.5777,1.0000 6.000,0.9438,0.00858,0.00434,-0.0406,0.5423,1.0000 6.250,0.9690,0.00961,0.00492,-0.0416,0.4512,1.0000 6.500,0.9892,0.01113,0.00598,-0.0423,0.3617,1.0000 6.750,0.9980,0.01316,0.00739,-0.0416,0.2499,1.0000 7.000,1.0019,0.01482,0.00867,-0.0396,0.1800,1.0000 7.250,0.9942,0.01650,0.01001,-0.0356,0.1202,1.0000 7.500,0.9775,0.01755,0.01091,-0.0289,0.0940,1.0000 7.750,0.9696,0.01854,0.01177,-0.0238,0.0741,1.0000 8.000,0.9722,0.01931,0.01251,-0.0203,0.0651,1.0000 8.250,0.9786,0.02001,0.01324,-0.0175,0.0589,1.0000 8.500,0.9861,0.02072,0.01396,-0.0150,0.0545,1.0000 8.750,0.9937,0.02149,0.01473,-0.0126,0.0488,1.0000 9.000,1.0055,0.02209,0.01536,-0.0107,0.0445,1.0000 9.250,1.0133,0.02295,0.01618,-0.0085,0.0379,1.0000 9.500,1.0250,0.02362,0.01681,-0.0069,0.0269,1.0000 9.750,1.0270,0.02495,0.01797,-0.0042,0.0111,1.0000 10.000,1.0334,0.02607,0.01911,-0.0020,0.0089,1.0000 10.250,1.0405,0.02719,0.02031,0.0000,0.0078,1.0000 10.500,1.0473,0.02840,0.02161,0.0019,0.0073,1.0000 10.750,1.0550,0.02958,0.02291,0.0037,0.0066,1.0000 11.000,1.0621,0.03084,0.02426,0.0053,0.0065,1.0000 11.250,1.0690,0.03217,0.02567,0.0070,0.0061,1.0000 11.500,1.0737,0.03371,0.02730,0.0086,0.0058,1.0000 11.750,1.0794,0.03526,0.02894,0.0101,0.0056,1.0000 12.000,1.0842,0.03694,0.03071,0.0116,0.0055,1.0000 12.250,1.0871,0.03883,0.03269,0.0131,0.0053,1.0000 12.500,1.0899,0.04081,0.03477,0.0145,0.0051,1.0000 12.750,1.0967,0.04246,0.03652,0.0156,0.0052,1.0000 13.000,1.0983,0.04466,0.03883,0.0170,0.0051,1.0000 13.250,1.1021,0.04670,0.04100,0.0181,0.0051,1.0000 13.500,1.1056,0.04884,0.04325,0.0192,0.0051,1.0000 13.750,1.1080,0.05117,0.04573,0.0204,0.0050,1.0000 14.000,1.1107,0.05353,0.04824,0.0213,0.0051,1.0000 14.250,1.1121,0.05612,0.05103,0.0221,0.0051,1.0000 14.500,1.1106,0.05914,0.05423,0.0230,0.0051,1.0000 14.750,1.1079,0.06244,0.05777,0.0237,0.0053,1.0000 15.000,1.1022,0.06623,0.06179,0.0241,0.0054,1.0000 15.250,1.0912,0.07085,0.06666,0.0242,0.0055,1.0000 15.500,1.0754,0.07641,0.07250,0.0238,0.0057,1.0000 15.750,1.0571,0.08258,0.07893,0.0227,0.0059,1.0000 16.000,1.0364,0.08946,0.08604,0.0208,0.0060,1.0000 16.250,1.0155,0.09679,0.09360,0.0181,0.0061,1.0000 16.500,0.9927,0.10498,0.10199,0.0146,0.0062,1.0000 16.750,0.9695,0.11377,0.11096,0.0104,0.0063,1.0000 17.000,0.9530,0.12163,0.11895,0.0063,0.0064,1.0000 17.250,0.9309,0.13144,0.12891,0.0010,0.0064,1.0000 17.500,0.9084,0.14209,0.13967,-0.0049,0.0065,1.0000 17.750,0.8845,0.15427,0.15197,-0.0115,0.0065,1.0000