Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-naca642415-il-500000 Airfoil,naca642415-il Reynolds number,500000 Ncrit,9 Mach,0 Max Cl/Cd,101.437 Max Cl/Cd alpha,6 Url,http://airfoiltools.com/polar/csv?polar=xf-naca642415-il-500000 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -14.500,-0.7417,0.06913,0.06597,-0.0710,1.0000,0.0210 -14.250,-0.7726,0.06183,0.05847,-0.0754,1.0000,0.0210 -14.000,-0.7920,0.05674,0.05321,-0.0780,1.0000,0.0210 -13.750,-0.8136,0.05172,0.04800,-0.0799,1.0000,0.0210 -13.500,-0.8324,0.04733,0.04342,-0.0808,1.0000,0.0211 -13.250,-0.8452,0.04380,0.03973,-0.0810,1.0000,0.0212 -13.000,-0.8460,0.04171,0.03761,-0.0807,1.0000,0.0215 -12.750,-0.8447,0.04008,0.03593,-0.0801,1.0000,0.0218 -12.500,-0.8450,0.03845,0.03424,-0.0791,1.0000,0.0220 -12.250,-0.8506,0.03647,0.03213,-0.0773,1.0000,0.0221 -12.000,-0.8475,0.03579,0.03147,-0.0754,1.0000,0.0226 -11.750,-0.8590,0.03458,0.03017,-0.0714,1.0000,0.0227 -11.500,-0.8654,0.03340,0.02890,-0.0681,0.9984,0.0230 -11.250,-0.8412,0.03094,0.02618,-0.0707,0.9912,0.0235 -11.000,-0.8155,0.02872,0.02368,-0.0729,0.9849,0.0241 -10.750,-0.7878,0.02697,0.02167,-0.0749,0.9785,0.0247 -10.500,-0.7581,0.02524,0.01968,-0.0771,0.9726,0.0253 -10.250,-0.7276,0.02342,0.01783,-0.0790,0.9669,0.0261 -10.000,-0.6959,0.02251,0.01687,-0.0809,0.9590,0.0269 -9.750,-0.6659,0.02154,0.01582,-0.0822,0.9497,0.0277 -9.500,-0.6372,0.02059,0.01474,-0.0831,0.9398,0.0285 -9.250,-0.6141,0.01982,0.01384,-0.0827,0.9270,0.0292 -9.000,-0.5917,0.01922,0.01311,-0.0821,0.9150,0.0298 -8.750,-0.5714,0.01804,0.01185,-0.0813,0.9044,0.0308 -8.500,-0.5508,0.01736,0.01114,-0.0805,0.8936,0.0317 -8.250,-0.5292,0.01688,0.01062,-0.0797,0.8833,0.0328 -7.750,-0.4851,0.01586,0.00944,-0.0782,0.8644,0.0348 -7.500,-0.4617,0.01548,0.00894,-0.0776,0.8562,0.0357 -7.250,-0.4427,0.01457,0.00800,-0.0767,0.8469,0.0372 -7.000,-0.4196,0.01413,0.00753,-0.0762,0.8392,0.0388 -6.750,-0.3955,0.01375,0.00710,-0.0758,0.8307,0.0407 -6.500,-0.3708,0.01344,0.00669,-0.0754,0.8234,0.0423 -6.250,-0.3483,0.01277,0.00601,-0.0749,0.8150,0.0449 -6.000,-0.3231,0.01243,0.00561,-0.0747,0.8080,0.0476 -5.750,-0.2971,0.01215,0.00528,-0.0745,0.8005,0.0507 -5.500,-0.2720,0.01169,0.00481,-0.0743,0.7934,0.0563 -5.250,-0.2459,0.01134,0.00444,-0.0743,0.7866,0.0633 -5.000,-0.2199,0.01093,0.00408,-0.0742,0.7793,0.0778 -4.750,-0.1945,0.01038,0.00369,-0.0743,0.7728,0.1219 -4.500,-0.1700,0.00950,0.00326,-0.0745,0.7653,0.2241 -4.250,-0.1461,0.00838,0.00279,-0.0749,0.7587,0.3929 -4.000,-0.1185,0.00810,0.00273,-0.0752,0.7518,0.4753 -3.750,-0.0901,0.00803,0.00267,-0.0753,0.7452,0.5050 -3.500,-0.0615,0.00802,0.00262,-0.0755,0.7392,0.5249 -3.250,-0.0327,0.00801,0.00259,-0.0757,0.7324,0.5402 -3.000,-0.0041,0.00801,0.00255,-0.0758,0.7263,0.5527 -2.750,0.0246,0.00801,0.00254,-0.0759,0.7201,0.5639 -2.500,0.0534,0.00804,0.00254,-0.0761,0.7137,0.5777 -2.000,0.1106,0.00819,0.00264,-0.0763,0.7016,0.6075 -1.750,0.1390,0.00821,0.00267,-0.0763,0.6955,0.6160 -1.500,0.1681,0.00825,0.00263,-0.0766,0.6899,0.6213 -1.250,0.1969,0.00822,0.00261,-0.0768,0.6838,0.6265 -1.000,0.2256,0.00824,0.00260,-0.0770,0.6784,0.6317 -0.750,0.2546,0.00828,0.00259,-0.0772,0.6732,0.6366 -0.500,0.2836,0.00828,0.00258,-0.0775,0.6676,0.6415 -0.250,0.3123,0.00829,0.00259,-0.0777,0.6625,0.6459 0.000,0.3412,0.00834,0.00261,-0.0780,0.6577,0.6509 0.250,0.3703,0.00836,0.00263,-0.0783,0.6524,0.6561 0.500,0.3989,0.00837,0.00265,-0.0785,0.6474,0.6609 0.750,0.4277,0.00845,0.00269,-0.0787,0.6428,0.6662 1.000,0.4567,0.00847,0.00275,-0.0790,0.6382,0.6723 1.250,0.4853,0.00849,0.00280,-0.0792,0.6336,0.6777 1.500,0.5140,0.00855,0.00286,-0.0794,0.6294,0.6834 1.750,0.5431,0.00864,0.00294,-0.0797,0.6253,0.6898 2.000,0.5714,0.00865,0.00302,-0.0798,0.6202,0.6954 2.250,0.5999,0.00869,0.00309,-0.0800,0.6151,0.7017 2.500,0.6287,0.00881,0.00317,-0.0803,0.6103,0.7085 2.750,0.6568,0.00883,0.00329,-0.0803,0.6058,0.7146 3.000,0.6853,0.00889,0.00339,-0.0805,0.6011,0.7219 3.250,0.7134,0.00896,0.00346,-0.0806,0.5953,0.7286 3.500,0.7409,0.00897,0.00355,-0.0805,0.5873,0.7360 3.750,0.7684,0.00905,0.00359,-0.0805,0.5781,0.7433 4.000,0.7952,0.00903,0.00367,-0.0803,0.5680,0.7503 4.500,0.8485,0.00916,0.00383,-0.0798,0.5456,0.7653 4.750,0.8755,0.00922,0.00394,-0.0797,0.5339,0.7735 5.000,0.9020,0.00929,0.00408,-0.0795,0.5241,0.7808 5.250,0.9284,0.00941,0.00422,-0.0792,0.5126,0.7893 5.500,0.9538,0.00952,0.00437,-0.0788,0.4981,0.7972 5.750,0.9792,0.00966,0.00454,-0.0784,0.4796,0.8064 6.000,1.0022,0.00988,0.00473,-0.0776,0.4515,0.8146 6.750,1.0374,0.01280,0.00655,-0.0703,0.2192,0.8439 7.000,1.0471,0.01383,0.00729,-0.0677,0.1603,0.8555 7.250,1.0563,0.01472,0.00797,-0.0648,0.1170,0.8674 7.500,1.0654,0.01549,0.00862,-0.0619,0.0872,0.8811 7.750,1.0709,0.01615,0.00923,-0.0582,0.0681,0.8979 8.000,1.0752,0.01677,0.00984,-0.0543,0.0569,0.9203 8.250,1.0820,0.01723,0.01037,-0.0509,0.0503,0.9694 8.500,1.0972,0.01801,0.01114,-0.0497,0.0448,1.0000 8.750,1.1098,0.01891,0.01201,-0.0482,0.0406,1.0000 9.000,1.1229,0.01977,0.01291,-0.0467,0.0379,1.0000 9.250,1.1358,0.02066,0.01382,-0.0453,0.0355,1.0000 9.500,1.1414,0.02203,0.01519,-0.0433,0.0332,1.0000 9.750,1.1553,0.02293,0.01615,-0.0421,0.0317,1.0000 10.000,1.1667,0.02401,0.01727,-0.0408,0.0301,1.0000 10.250,1.1758,0.02529,0.01857,-0.0395,0.0288,1.0000 10.500,1.1794,0.02703,0.02035,-0.0377,0.0275,1.0000 10.750,1.1912,0.02821,0.02159,-0.0367,0.0265,1.0000 11.000,1.2019,0.02951,0.02294,-0.0358,0.0255,1.0000 11.250,1.2113,0.03093,0.02440,-0.0348,0.0246,1.0000 11.500,1.2192,0.03252,0.02602,-0.0338,0.0240,1.0000 11.750,1.2221,0.03458,0.02812,-0.0325,0.0233,1.0000 12.000,1.2289,0.03638,0.02998,-0.0315,0.0227,1.0000 12.250,1.2387,0.03794,0.03162,-0.0308,0.0223,1.0000 12.500,1.2484,0.03953,0.03329,-0.0302,0.0217,1.0000 12.750,1.2571,0.04125,0.03507,-0.0295,0.0213,1.0000 13.000,1.2661,0.04297,0.03686,-0.0290,0.0208,1.0000 13.250,1.2748,0.04476,0.03870,-0.0284,0.0204,1.0000 13.500,1.2833,0.04659,0.04058,-0.0280,0.0200,1.0000 13.750,1.2916,0.04848,0.04250,-0.0276,0.0196,1.0000 14.000,1.2998,0.05049,0.04454,-0.0270,0.0192,1.0000 14.250,1.3084,0.05254,0.04669,-0.0264,0.0188,1.0000 14.500,1.3155,0.05467,0.04894,-0.0263,0.0186,1.0000 14.750,1.3224,0.05689,0.05128,-0.0262,0.0183,1.0000 15.000,1.3289,0.05921,0.05372,-0.0261,0.0180,1.0000 15.250,1.3344,0.06171,0.05634,-0.0261,0.0178,1.0000 15.500,1.3395,0.06431,0.05905,-0.0261,0.0176,1.0000 15.750,1.3432,0.06711,0.06197,-0.0264,0.0173,1.0000 16.000,1.3461,0.07005,0.06503,-0.0267,0.0171,1.0000 16.250,1.3480,0.07321,0.06833,-0.0272,0.0170,1.0000 16.500,1.3482,0.07664,0.07188,-0.0279,0.0168,1.0000 16.750,1.3472,0.08028,0.07566,-0.0288,0.0166,1.0000 17.000,1.3452,0.08418,0.07968,-0.0299,0.0165,1.0000 17.250,1.3419,0.08835,0.08399,-0.0312,0.0164,1.0000 17.500,1.3373,0.09279,0.08857,-0.0328,0.0163,1.0000 17.750,1.3318,0.09747,0.09338,-0.0346,0.0162,1.0000 18.000,1.3241,0.10266,0.09872,-0.0368,0.0161,1.0000 18.250,1.3153,0.10815,0.10437,-0.0394,0.0160,1.0000 18.500,1.3045,0.11416,0.11054,-0.0424,0.0160,1.0000 18.750,1.2903,0.12097,0.11753,-0.0461,0.0159,1.0000 19.000,1.2742,0.12844,0.12519,-0.0504,0.0159,1.0000 19.250,1.2546,0.13698,0.13394,-0.0558,0.0160,1.0000