Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-naca664221-il-50000-n5 Airfoil,naca664221-il Reynolds number,50000 Ncrit,5 Mach,0 Max Cl/Cd,12.1908 Max Cl/Cd alpha,11.5 Url,http://airfoiltools.com/polar/csv?polar=xf-naca664221-il-50000-n5 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -15.750,-0.5193,0.11735,0.10981,-0.0874,0.9818,0.0624 -15.500,-0.5541,0.10700,0.09930,-0.0934,0.9779,0.0619 -15.250,-0.5860,0.09841,0.09050,-0.0981,0.9744,0.0614 -15.000,-0.6135,0.09127,0.08309,-0.1017,0.9713,0.0611 -14.750,-0.6387,0.08561,0.07716,-0.1034,0.9671,0.0611 -14.500,-0.6575,0.08082,0.07208,-0.1045,0.9631,0.0611 -14.250,-0.6715,0.07637,0.06730,-0.1055,0.9599,0.0613 -14.000,-0.6808,0.07265,0.06324,-0.1058,0.9563,0.0616 -13.750,-0.6869,0.06959,0.05987,-0.1053,0.9517,0.0619 -13.500,-0.6873,0.06647,0.05637,-0.1052,0.9482,0.0625 -13.250,-0.6747,0.06378,0.05337,-0.1061,0.9457,0.0633 -13.000,-0.6553,0.06214,0.05168,-0.1065,0.9423,0.0650 -12.750,-0.6424,0.06062,0.05001,-0.1060,0.9382,0.0668 -12.500,-0.6234,0.05895,0.04809,-0.1062,0.9351,0.0690 -12.250,-0.5970,0.05734,0.04610,-0.1070,0.9328,0.0713 -12.000,-0.5541,0.05648,0.04528,-0.1089,0.9314,0.0742 -11.750,-0.5189,0.05563,0.04428,-0.1103,0.9299,0.0786 -11.500,-0.4988,0.05540,0.04395,-0.1089,0.9261,0.0822 -11.250,-0.4776,0.05500,0.04357,-0.1082,0.9231,0.0863 -11.000,-0.4553,0.05452,0.04291,-0.1077,0.9205,0.0916 -10.750,-0.4382,0.05370,0.04219,-0.1073,0.9181,0.0977 -10.500,-0.4203,0.05282,0.04127,-0.1071,0.9160,0.1056 -10.250,-0.4060,0.05178,0.04023,-0.1067,0.9139,0.1155 -10.000,-0.4126,0.05135,0.03992,-0.1025,0.9089,0.1228 -9.750,-0.4123,0.05045,0.03915,-0.0998,0.9053,0.1369 -9.500,-0.4118,0.04933,0.03822,-0.0975,0.9025,0.1591 -9.250,-0.4142,0.04798,0.03723,-0.0950,0.9002,0.1966 -9.000,-0.4186,0.04662,0.03637,-0.0922,0.8981,0.2578 -8.750,-0.4312,0.04636,0.03653,-0.0866,0.8949,0.3126 -8.500,-0.4332,0.04707,0.03774,-0.0810,0.8918,0.3799 -8.250,-0.4073,0.04931,0.04029,-0.0779,0.8894,0.4554 -8.000,-0.3939,0.05081,0.04178,-0.0743,0.8867,0.4997 -7.750,-0.3849,0.05229,0.04319,-0.0703,0.8842,0.5377 -7.500,-0.3641,0.05476,0.04551,-0.0671,0.8823,0.5703 -7.250,-0.3338,0.05694,0.04749,-0.0658,0.8810,0.5922 -7.000,-0.3142,0.05785,0.04821,-0.0643,0.8798,0.6088 -6.750,-0.3366,0.05857,0.04892,-0.0563,0.8768,0.6222 -6.500,-0.3473,0.05911,0.04941,-0.0504,0.8740,0.6365 -6.250,-0.3529,0.05949,0.04971,-0.0454,0.8712,0.6513 -6.000,-0.3202,0.06045,0.05047,-0.0456,0.8696,0.6596 -5.750,-0.3154,0.06078,0.05069,-0.0424,0.8679,0.6722 -5.500,-0.3183,0.06096,0.05077,-0.0382,0.8662,0.6862 -5.250,-0.2829,0.06154,0.05117,-0.0394,0.8651,0.6932 -5.000,-0.2758,0.06161,0.05112,-0.0368,0.8634,0.7055 -4.750,-0.2428,0.06190,0.05123,-0.0381,0.8621,0.7133 -4.500,-0.2483,0.06206,0.05133,-0.0333,0.8598,0.7242 -4.250,-0.2375,0.06236,0.05155,-0.0309,0.8581,0.7319 -4.000,-0.2440,0.06242,0.05156,-0.0260,0.8553,0.7424 -3.750,-0.2229,0.06259,0.05163,-0.0254,0.8531,0.7493 -3.500,-0.2282,0.06255,0.05152,-0.0209,0.8507,0.7600 -3.250,-0.1982,0.06264,0.05150,-0.0220,0.8488,0.7654 -3.000,-0.1899,0.06260,0.05137,-0.0197,0.8465,0.7745 -2.750,-0.1689,0.06255,0.05121,-0.0195,0.8446,0.7808 -2.500,-0.1389,0.06259,0.05115,-0.0208,0.8431,0.7860 -2.250,-0.1628,0.06256,0.05111,-0.0130,0.8390,0.7953 -2.000,-0.1492,0.06253,0.05103,-0.0115,0.8359,0.8003 -1.750,-0.1312,0.06253,0.05097,-0.0108,0.8331,0.8050 -1.500,-0.1230,0.06247,0.05085,-0.0085,0.8299,0.8116 -1.250,-0.1139,0.06237,0.05069,-0.0063,0.8270,0.8176 -1.000,-0.0800,0.06244,0.05069,-0.0085,0.8249,0.8211 -0.750,-0.0753,0.06245,0.05067,-0.0055,0.8208,0.8259 -0.500,-0.0876,0.06232,0.05053,0.0004,0.8158,0.8326 -0.250,-0.0748,0.06226,0.05043,0.0019,0.8119,0.8366 0.000,-0.0465,0.06230,0.05044,0.0007,0.8086,0.8396 0.250,-0.0186,0.06238,0.05047,-0.0004,0.8059,0.8429 0.500,-0.0296,0.06228,0.05037,0.0052,0.7997,0.8475 0.750,-0.0439,0.06202,0.05009,0.0116,0.7941,0.8528 1.000,-0.0151,0.06208,0.05013,0.0103,0.7902,0.8548 1.250,0.0165,0.06220,0.05024,0.0085,0.7871,0.8568 1.500,0.0135,0.06217,0.05023,0.0126,0.7800,0.8600 1.750,0.0228,0.06212,0.05018,0.0147,0.7745,0.8629 2.000,0.0382,0.06208,0.05013,0.0159,0.7703,0.8658 2.250,0.0212,0.06176,0.04979,0.0228,0.7634,0.8699 2.500,0.0297,0.06170,0.04975,0.0250,0.7569,0.8719 2.750,0.0569,0.06181,0.04988,0.0241,0.7525,0.8735 3.000,0.0708,0.06187,0.04997,0.0253,0.7464,0.8756 3.250,0.0731,0.06179,0.04991,0.0285,0.7389,0.8777 3.500,0.0926,0.06172,0.04987,0.0291,0.7340,0.8795 3.750,0.0862,0.06154,0.04970,0.0339,0.7260,0.8827 4.000,0.0840,0.06118,0.04935,0.0383,0.7190,0.8856 4.250,0.0980,0.06086,0.04903,0.0403,0.7146,0.8876 4.500,0.0951,0.06084,0.04907,0.0438,0.7044,0.8894 4.750,0.1231,0.06090,0.04919,0.0430,0.6990,0.8908 5.000,0.1301,0.06101,0.04935,0.0451,0.6902,0.8930 5.250,0.1500,0.06098,0.04939,0.0456,0.6834,0.8951 5.500,0.1593,0.06090,0.04937,0.0476,0.6755,0.8973 5.750,0.1680,0.06072,0.04924,0.0499,0.6673,0.8996 6.000,0.1797,0.06048,0.04905,0.0519,0.6605,0.9020 6.250,0.1812,0.06028,0.04890,0.0551,0.6510,0.9048 6.500,0.2044,0.06034,0.04906,0.0549,0.6437,0.9064 6.750,0.2217,0.06043,0.04926,0.0555,0.6343,0.9085 7.000,0.2360,0.06053,0.04946,0.0564,0.6246,0.9110 7.250,0.2600,0.06034,0.04938,0.0565,0.6172,0.9136 7.500,0.2646,0.06038,0.04951,0.0589,0.6059,0.9169 7.750,0.2906,0.05978,0.04902,0.0593,0.6002,0.9196 8.000,0.3021,0.06007,0.04944,0.0603,0.5876,0.9217 8.250,0.3181,0.06027,0.04978,0.0607,0.5760,0.9240 8.500,0.3530,0.05964,0.04932,0.0597,0.5693,0.9262 8.750,0.3629,0.05988,0.04969,0.0611,0.5559,0.9293 9.000,0.3751,0.05994,0.04988,0.0624,0.5437,0.9329 9.250,0.4111,0.05905,0.04920,0.0616,0.5362,0.9354 9.500,0.4287,0.05940,0.04973,0.0616,0.5217,0.9382 9.750,0.4491,0.05945,0.04997,0.0618,0.5080,0.9415 10.250,0.5132,0.05698,0.04794,0.0617,0.4840,0.9485 10.500,0.5484,0.05512,0.04631,0.0616,0.4648,0.9513 10.750,0.5662,0.05459,0.04592,0.0626,0.4356,0.9549 11.000,0.5917,0.05312,0.04450,0.0636,0.3984,0.9590 11.250,0.6188,0.05229,0.04358,0.0638,0.3498,0.9621 11.500,0.6388,0.05240,0.04342,0.0641,0.2939,0.9655 11.750,0.6466,0.05375,0.04442,0.0647,0.2385,0.9696 12.000,0.6484,0.05605,0.04637,0.0649,0.1887,0.9734 12.500,0.6535,0.06125,0.05105,0.0644,0.1282,0.9818 12.750,0.6605,0.06369,0.05335,0.0636,0.1125,0.9859 13.000,0.6704,0.06578,0.05539,0.0629,0.1010,0.9912 13.250,0.6786,0.06745,0.05707,0.0631,0.0931,1.0000 13.500,0.6757,0.06821,0.05778,0.0656,0.0888,1.0000 13.750,0.6798,0.06906,0.05866,0.0672,0.0844,1.0000 14.000,0.6873,0.07018,0.05979,0.0682,0.0795,1.0000 14.250,0.7005,0.07115,0.06075,0.0687,0.0758,1.0000 14.500,0.7157,0.07228,0.06203,0.0690,0.0718,1.0000 14.750,0.7328,0.07330,0.06301,0.0690,0.0685,1.0000 15.000,0.7519,0.07460,0.06450,0.0690,0.0656,1.0000 15.250,0.7700,0.07612,0.06620,0.0688,0.0631,1.0000 15.500,0.7869,0.07769,0.06782,0.0684,0.0609,1.0000 15.750,0.8003,0.07978,0.07002,0.0680,0.0592,1.0000 16.000,0.8018,0.08310,0.07365,0.0675,0.0578,1.0000 16.250,0.8010,0.08667,0.07747,0.0667,0.0566,1.0000 16.500,0.7989,0.09047,0.08150,0.0657,0.0557,1.0000 16.750,0.7932,0.09482,0.08608,0.0645,0.0552,1.0000 17.000,0.7825,0.09986,0.09136,0.0627,0.0549,1.0000 17.250,0.7649,0.10607,0.09783,0.0602,0.0548,1.0000 17.500,0.7351,0.11463,0.10667,0.0561,0.0550,1.0000 17.750,0.6864,0.12785,0.12019,0.0490,0.0558,1.0000