Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-usa27-il-500000-n5 Airfoil,usa27-il Reynolds number,500000 Ncrit,5 Mach,0 Max Cl/Cd,92.0254 Max Cl/Cd alpha,5.75 Url,http://airfoiltools.com/polar/csv?polar=xf-usa27-il-500000-n5 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -10.000,-0.2608,0.10114,0.09881,-0.0513,0.9910,0.0142 -9.750,-0.2526,0.09688,0.09454,-0.0546,0.9888,0.0146 -9.500,-0.2529,0.08946,0.08713,-0.0610,0.9861,0.0157 -9.250,-0.2362,0.08721,0.08488,-0.0634,0.9844,0.0160 -9.000,-0.2241,0.08468,0.08235,-0.0656,0.9802,0.0163 -8.750,-0.2111,0.08124,0.07891,-0.0693,0.9770,0.0168 -8.500,-0.1984,0.07692,0.07459,-0.0744,0.9742,0.0171 -8.250,-0.1933,0.07274,0.07042,-0.0784,0.9654,0.0175 -8.000,-0.1870,0.06788,0.06554,-0.0842,0.9561,0.0178 -7.750,-0.1876,0.05608,0.05361,-0.0968,0.9436,0.0193 -7.500,-0.1693,0.05389,0.05137,-0.0988,0.9370,0.0196 -7.250,-0.1519,0.05110,0.04852,-0.1010,0.9282,0.0198 -7.000,-0.1326,0.04742,0.04473,-0.1040,0.9189,0.0201 -6.750,-0.1170,0.04313,0.04028,-0.1061,0.9064,0.0205 -6.500,-0.1021,0.03715,0.03405,-0.1083,0.8941,0.0210 -6.250,-0.0928,0.02968,0.02603,-0.1088,0.8823,0.0221 -6.000,-0.0801,0.02532,0.02110,-0.1076,0.8699,0.0225 -5.750,-0.0624,0.02276,0.01807,-0.1063,0.8569,0.0229 -5.500,-0.0425,0.02122,0.01605,-0.1049,0.8442,0.0235 -5.250,-0.0223,0.01956,0.01421,-0.1040,0.8329,0.0240 -5.000,0.0005,0.01854,0.01301,-0.1033,0.8217,0.0242 -4.750,0.0239,0.01765,0.01195,-0.1026,0.8100,0.0244 -4.500,0.0474,0.01684,0.01094,-0.1017,0.7965,0.0247 -4.250,0.0709,0.01610,0.01003,-0.1009,0.7806,0.0249 -4.000,0.0945,0.01544,0.00917,-0.1000,0.7618,0.0251 -3.750,0.1178,0.01484,0.00837,-0.0990,0.7386,0.0253 -3.500,0.1404,0.01435,0.00765,-0.0978,0.7100,0.0255 -3.250,0.1624,0.01397,0.00704,-0.0964,0.6804,0.0258 -2.500,0.2327,0.01300,0.00557,-0.0935,0.6270,0.0267 -2.250,0.2575,0.01266,0.00513,-0.0928,0.6162,0.0269 -2.000,0.2822,0.01237,0.00475,-0.0921,0.6063,0.0271 -1.750,0.3072,0.01210,0.00442,-0.0914,0.5964,0.0274 -1.500,0.3322,0.01188,0.00413,-0.0908,0.5865,0.0277 -1.250,0.3568,0.01171,0.00389,-0.0900,0.5759,0.0280 -1.000,0.3819,0.01154,0.00368,-0.0894,0.5644,0.0282 -0.750,0.4067,0.01141,0.00350,-0.0888,0.5529,0.0284 -0.500,0.4313,0.01130,0.00334,-0.0881,0.5407,0.0286 -0.250,0.4550,0.01110,0.00310,-0.0872,0.5266,0.0290 0.000,0.4784,0.01096,0.00290,-0.0863,0.5082,0.0298 0.250,0.5016,0.01094,0.00279,-0.0854,0.4870,0.0306 0.750,0.5480,0.01102,0.00267,-0.0835,0.4484,0.0316 1.000,0.5718,0.01108,0.00264,-0.0827,0.4330,0.0321 1.500,0.6207,0.01119,0.00263,-0.0813,0.4104,0.0336 1.750,0.6453,0.01127,0.00265,-0.0807,0.4021,0.0345 2.000,0.6704,0.01132,0.00267,-0.0802,0.3942,0.0354 2.250,0.6950,0.01141,0.00272,-0.0795,0.3864,0.0376 2.750,0.7422,0.01122,0.00294,-0.0781,0.3725,0.2275 3.000,0.7667,0.01120,0.00307,-0.0776,0.3667,0.2932 3.250,0.7908,0.01120,0.00321,-0.0770,0.3599,0.3568 3.750,0.8842,0.01041,0.00384,-0.0857,0.3456,0.9902 4.000,0.9427,0.01069,0.00405,-0.0928,0.3387,1.0000 4.250,0.9641,0.01082,0.00416,-0.0916,0.3337,1.0000 4.500,0.9850,0.01096,0.00430,-0.0902,0.3292,1.0000 4.750,1.0051,0.01113,0.00444,-0.0887,0.3248,1.0000 5.000,1.0260,0.01127,0.00458,-0.0874,0.3204,1.0000 5.250,1.0466,0.01142,0.00473,-0.0860,0.3152,1.0000 5.500,1.0657,0.01163,0.00490,-0.0844,0.3085,1.0000 5.750,1.0859,0.01180,0.00505,-0.0829,0.2997,1.0000 6.000,1.1047,0.01202,0.00524,-0.0812,0.2898,1.0000 6.250,1.1235,0.01224,0.00543,-0.0796,0.2793,1.0000 6.500,1.1421,0.01247,0.00563,-0.0779,0.2673,1.0000 6.750,1.1597,0.01276,0.00585,-0.0760,0.2526,1.0000 7.000,1.1740,0.01319,0.00615,-0.0736,0.2258,1.0000 7.250,1.1820,0.01392,0.00662,-0.0701,0.1868,1.0000 7.500,1.1938,0.01451,0.00709,-0.0674,0.1673,1.0000 7.750,1.2087,0.01499,0.00751,-0.0652,0.1552,1.0000 8.000,1.2238,0.01549,0.00796,-0.0632,0.1421,1.0000 8.250,1.2369,0.01613,0.00849,-0.0609,0.1221,1.0000 8.500,1.2328,0.01779,0.00972,-0.0560,0.0597,1.0000 8.750,1.2335,0.01921,0.01097,-0.0520,0.0190,1.0000 9.000,1.2488,0.01978,0.01159,-0.0503,0.0168,1.0000 9.250,1.2630,0.02043,0.01229,-0.0485,0.0153,1.0000 9.500,1.2764,0.02115,0.01308,-0.0466,0.0139,1.0000 9.750,1.2910,0.02180,0.01380,-0.0450,0.0133,1.0000 10.000,1.3045,0.02253,0.01460,-0.0433,0.0125,1.0000 10.250,1.3170,0.02335,0.01549,-0.0416,0.0118,1.0000 10.500,1.3282,0.02428,0.01649,-0.0398,0.0113,1.0000 10.750,1.3373,0.02538,0.01767,-0.0379,0.0108,1.0000 11.000,1.3430,0.02676,0.01916,-0.0358,0.0103,1.0000 11.250,1.3528,0.02788,0.02036,-0.0342,0.0101,1.0000 11.500,1.3614,0.02914,0.02169,-0.0326,0.0097,1.0000 11.750,1.3689,0.03053,0.02317,-0.0311,0.0094,1.0000 12.000,1.3752,0.03206,0.02479,-0.0297,0.0090,1.0000 12.250,1.3804,0.03376,0.02657,-0.0283,0.0087,1.0000 12.500,1.3842,0.03566,0.02855,-0.0271,0.0084,1.0000 12.750,1.3864,0.03779,0.03078,-0.0260,0.0082,1.0000 13.000,1.3869,0.04020,0.03328,-0.0251,0.0080,1.0000 13.250,1.3852,0.04300,0.03619,-0.0244,0.0078,1.0000 13.500,1.3801,0.04635,0.03965,-0.0239,0.0077,1.0000 13.750,1.3713,0.05031,0.04374,-0.0238,0.0075,1.0000 14.000,1.3683,0.05371,0.04726,-0.0239,0.0075,1.0000 14.250,1.3637,0.05739,0.05106,-0.0241,0.0074,1.0000 14.500,1.3574,0.06135,0.05513,-0.0245,0.0073,1.0000 14.750,1.3501,0.06555,0.05945,-0.0251,0.0072,1.0000 15.000,1.3419,0.06999,0.06400,-0.0258,0.0071,1.0000 15.250,1.3329,0.07460,0.06873,-0.0267,0.0070,1.0000 15.500,1.3236,0.07934,0.07359,-0.0277,0.0069,1.0000 15.750,1.3146,0.08412,0.07848,-0.0287,0.0069,1.0000 16.000,1.3059,0.08892,0.08338,-0.0299,0.0068,1.0000