Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-e221-il-200000 Airfoil,e221-il Reynolds number,200000 Ncrit,9 Mach,0 Max Cl/Cd,64.6292 Max Cl/Cd alpha,6.25 Url,http://airfoiltools.com/polar/csv?polar=xf-e221-il-200000 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -10.250,-0.4418,0.10954,0.10637,0.0007,1.0000,0.0447 -10.000,-0.4469,0.10518,0.10204,-0.0026,1.0000,0.0451 -8.250,-0.5272,0.08203,0.07885,-0.0107,1.0000,0.0487 -8.000,-0.5287,0.07831,0.07517,-0.0131,1.0000,0.0499 -7.750,-0.5333,0.07411,0.07098,-0.0160,1.0000,0.0514 -7.500,-0.5348,0.06920,0.06605,-0.0196,1.0000,0.0529 -6.750,-0.5348,0.05311,0.04941,-0.0263,1.0000,0.0596 -6.500,-0.5209,0.05041,0.04673,-0.0258,1.0000,0.0614 -6.250,-0.5083,0.04743,0.04363,-0.0254,1.0000,0.0644 -5.250,-0.4664,0.02677,0.02079,-0.0161,1.0000,0.0327 -5.000,-0.4585,0.02429,0.01802,-0.0128,1.0000,0.0310 -4.750,-0.4303,0.02134,0.01455,-0.0129,0.9945,0.0295 -4.500,-0.3885,0.01896,0.01179,-0.0153,0.9860,0.0295 -4.250,-0.3464,0.01743,0.01008,-0.0180,0.9766,0.0315 -4.000,-0.3050,0.01644,0.00893,-0.0204,0.9651,0.0347 -3.750,-0.2695,0.01457,0.00706,-0.0219,0.9516,0.0384 -3.500,-0.2352,0.01371,0.00611,-0.0228,0.9356,0.0453 -3.250,-0.2089,0.01230,0.00497,-0.0223,0.9181,0.0974 -3.000,-0.1867,0.01128,0.00453,-0.0212,0.9006,0.2239 -2.750,-0.1687,0.01040,0.00431,-0.0194,0.8830,0.3870 -2.500,-0.1531,0.00961,0.00416,-0.0167,0.8662,0.5551 -2.250,-0.1361,0.00890,0.00411,-0.0135,0.8512,0.7312 -2.000,-0.0647,0.00883,0.00428,-0.0204,0.8417,0.9124 -1.750,-0.0166,0.00915,0.00439,-0.0236,0.8281,0.9557 -1.500,0.0404,0.00934,0.00435,-0.0291,0.8144,0.9802 -1.250,0.1029,0.00928,0.00405,-0.0361,0.8003,0.9988 -1.000,0.1277,0.00927,0.00386,-0.0356,0.7854,1.0000 -0.750,0.1500,0.00927,0.00372,-0.0346,0.7710,1.0000 -0.500,0.1728,0.00929,0.00360,-0.0336,0.7570,1.0000 -0.250,0.1961,0.00932,0.00350,-0.0327,0.7433,1.0000 0.000,0.2197,0.00936,0.00342,-0.0318,0.7300,1.0000 0.250,0.2436,0.00940,0.00336,-0.0310,0.7168,1.0000 0.500,0.2678,0.00945,0.00331,-0.0302,0.7040,1.0000 0.750,0.2920,0.00951,0.00327,-0.0294,0.6913,1.0000 1.000,0.3163,0.00959,0.00325,-0.0286,0.6787,1.0000 1.250,0.3408,0.00967,0.00324,-0.0278,0.6665,1.0000 1.500,0.3655,0.00974,0.00325,-0.0271,0.6532,1.0000 1.750,0.3901,0.00982,0.00328,-0.0264,0.6400,1.0000 2.000,0.4149,0.00991,0.00333,-0.0258,0.6269,1.0000 2.250,0.4397,0.01001,0.00339,-0.0251,0.6137,1.0000 2.500,0.4645,0.01011,0.00345,-0.0244,0.6004,1.0000 2.750,0.4893,0.01022,0.00352,-0.0237,0.5870,1.0000 3.000,0.5141,0.01034,0.00359,-0.0230,0.5734,1.0000 3.250,0.5389,0.01046,0.00370,-0.0223,0.5595,1.0000 3.500,0.5636,0.01059,0.00381,-0.0216,0.5452,1.0000 3.750,0.5884,0.01073,0.00393,-0.0209,0.5307,1.0000 4.000,0.6130,0.01088,0.00408,-0.0203,0.5157,1.0000 4.250,0.6376,0.01103,0.00423,-0.0195,0.5001,1.0000 4.500,0.6621,0.01119,0.00439,-0.0188,0.4841,1.0000 4.750,0.6864,0.01137,0.00456,-0.0181,0.4673,1.0000 5.000,0.7105,0.01157,0.00475,-0.0173,0.4501,1.0000 5.250,0.7345,0.01177,0.00498,-0.0166,0.4314,1.0000 5.500,0.7584,0.01199,0.00521,-0.0158,0.4113,1.0000 5.750,0.7817,0.01225,0.00544,-0.0150,0.3902,1.0000 6.000,0.8050,0.01251,0.00573,-0.0142,0.3664,1.0000 6.250,0.8279,0.01281,0.00604,-0.0133,0.3418,1.0000 6.500,0.8503,0.01318,0.00638,-0.0124,0.3148,1.0000 6.750,0.8719,0.01361,0.00675,-0.0114,0.2834,1.0000 7.000,0.8924,0.01416,0.00720,-0.0104,0.2487,1.0000 7.250,0.9124,0.01478,0.00771,-0.0094,0.2109,1.0000 7.500,0.9316,0.01550,0.00830,-0.0083,0.1759,1.0000 7.750,0.9505,0.01626,0.00896,-0.0071,0.1451,1.0000 8.000,0.9683,0.01712,0.00972,-0.0059,0.1157,1.0000 8.250,0.9835,0.01829,0.01075,-0.0043,0.0809,1.0000 8.500,0.9921,0.02015,0.01235,-0.0019,0.0512,1.0000 8.750,1.0047,0.02147,0.01370,0.0001,0.0416,1.0000 9.000,1.0154,0.02294,0.01524,0.0024,0.0375,1.0000 9.250,1.0282,0.02418,0.01657,0.0043,0.0347,1.0000 9.500,1.0397,0.02552,0.01797,0.0063,0.0327,1.0000 9.750,1.0492,0.02728,0.01975,0.0084,0.0312,1.0000 10.000,1.0608,0.02950,0.02204,0.0103,0.0300,1.0000 10.250,1.0748,0.03080,0.02355,0.0119,0.0287,1.0000 10.500,1.0879,0.03235,0.02526,0.0135,0.0275,1.0000 10.750,1.0999,0.03417,0.02725,0.0152,0.0266,1.0000 11.000,1.1098,0.03620,0.02948,0.0169,0.0261,1.0000 11.250,1.1162,0.03834,0.03182,0.0189,0.0256,1.0000 11.500,1.1198,0.04071,0.03441,0.0209,0.0252,1.0000 11.750,1.1202,0.04327,0.03721,0.0227,0.0250,1.0000 12.000,1.1164,0.04627,0.04046,0.0243,0.0249,1.0000 12.250,1.1102,0.04940,0.04384,0.0254,0.0249,1.0000 12.500,1.1017,0.05268,0.04732,0.0259,0.0246,1.0000 12.750,1.0854,0.05712,0.05208,0.0257,0.0251,1.0000 13.000,1.0760,0.06082,0.05593,0.0249,0.0246,1.0000 13.250,1.0505,0.06691,0.06232,0.0225,0.0251,1.0000 13.500,1.0225,0.07398,0.06968,0.0188,0.0257,1.0000 13.750,0.9932,0.08205,0.07798,0.0140,0.0265,1.0000 14.000,0.9720,0.08927,0.08535,0.0092,0.0261,1.0000 14.250,0.9353,0.10068,0.09695,0.0017,0.0274,1.0000 14.500,0.9030,0.11257,0.10896,-0.0061,0.0281,1.0000 14.750,0.8650,0.12768,0.12412,-0.0152,0.0291,1.0000 15.000,0.8426,0.13906,0.13547,-0.0205,0.0300,1.0000