Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-naca643618-il-200000 Airfoil,naca643618-il Reynolds number,200000 Ncrit,9 Mach,0 Max Cl/Cd,74.3032 Max Cl/Cd alpha,9 Url,http://airfoiltools.com/polar/csv?polar=xf-naca643618-il-200000 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -13.250,-0.5021,0.08279,0.07891,-0.0846,1.0000,0.0558 -13.000,-0.5128,0.07850,0.07464,-0.0852,1.0000,0.0551 -12.750,-0.5448,0.07323,0.06938,-0.0861,1.0000,0.0543 -12.500,-0.7185,0.05843,0.05374,-0.0926,0.9908,0.0494 -12.250,-0.7228,0.05379,0.04873,-0.0978,0.9820,0.0492 -12.000,-0.7212,0.04960,0.04422,-0.1006,0.9715,0.0492 -11.750,-0.7086,0.04511,0.03952,-0.1033,0.9646,0.0499 -11.500,-0.6720,0.04373,0.03829,-0.1057,0.9609,0.0514 -11.250,-0.6497,0.04062,0.03491,-0.1091,0.9561,0.0523 -11.000,-0.6322,0.03792,0.03190,-0.1107,0.9483,0.0531 -10.750,-0.6094,0.03522,0.02884,-0.1125,0.9421,0.0538 -10.500,-0.5820,0.03291,0.02617,-0.1147,0.9373,0.0551 -10.250,-0.5660,0.03160,0.02449,-0.1141,0.9268,0.0562 -10.000,-0.5318,0.02923,0.02208,-0.1161,0.9227,0.0578 -9.750,-0.5079,0.02807,0.02086,-0.1161,0.9143,0.0591 -9.500,-0.4798,0.02689,0.01957,-0.1166,0.9073,0.0607 -9.250,-0.4549,0.02593,0.01845,-0.1165,0.8999,0.0627 -9.000,-0.4336,0.02518,0.01750,-0.1157,0.8909,0.0643 -8.750,-0.4025,0.02374,0.01611,-0.1163,0.8857,0.0666 -8.500,-0.3827,0.02307,0.01545,-0.1151,0.8761,0.0686 -8.250,-0.3579,0.02235,0.01464,-0.1148,0.8692,0.0713 -8.000,-0.3378,0.02189,0.01406,-0.1136,0.8606,0.0738 -7.750,-0.3164,0.02092,0.01320,-0.1128,0.8532,0.0773 -7.500,-0.2951,0.02035,0.01259,-0.1120,0.8465,0.0810 -7.250,-0.2763,0.01983,0.01201,-0.1108,0.8380,0.0848 -7.000,-0.2566,0.01906,0.01129,-0.1100,0.8318,0.0905 -6.750,-0.2387,0.01856,0.01076,-0.1087,0.8236,0.0972 -6.500,-0.2192,0.01787,0.01010,-0.1079,0.8165,0.1068 -6.250,-0.1987,0.01716,0.00942,-0.1074,0.8104,0.1227 -6.000,-0.1818,0.01627,0.00875,-0.1066,0.8023,0.1550 -5.750,-0.1641,0.01469,0.00779,-0.1068,0.7964,0.2698 -5.500,-0.1434,0.01386,0.00775,-0.1067,0.7900,0.4489 -5.250,-0.1161,0.01398,0.00782,-0.1066,0.7832,0.4945 -5.000,-0.0872,0.01418,0.00797,-0.1064,0.7782,0.5198 -4.750,-0.0598,0.01443,0.00817,-0.1061,0.7723,0.5383 -4.500,-0.0329,0.01466,0.00835,-0.1057,0.7657,0.5537 -4.250,-0.0038,0.01485,0.00841,-0.1056,0.7606,0.5681 -4.000,0.0232,0.01516,0.00872,-0.1050,0.7551,0.5799 -3.750,0.0491,0.01539,0.00894,-0.1043,0.7485,0.5904 -3.500,0.0779,0.01559,0.00902,-0.1042,0.7436,0.6022 -3.250,0.1051,0.01593,0.00938,-0.1033,0.7394,0.6113 -3.000,0.1296,0.01627,0.00972,-0.1024,0.7329,0.6241 -2.750,0.1548,0.01666,0.01015,-0.1011,0.7279,0.6328 -2.500,0.1862,0.01658,0.00989,-0.1021,0.7238,0.6407 -2.250,0.2119,0.01662,0.00993,-0.1017,0.7188,0.6439 -2.000,0.2380,0.01665,0.00996,-0.1014,0.7134,0.6473 -1.750,0.2669,0.01661,0.00985,-0.1017,0.7089,0.6515 -1.500,0.2983,0.01652,0.00962,-0.1026,0.7053,0.6562 -1.250,0.3255,0.01649,0.00956,-0.1031,0.6999,0.6606 -1.000,0.3516,0.01651,0.00960,-0.1028,0.6950,0.6636 -0.750,0.3802,0.01652,0.00957,-0.1030,0.6911,0.6670 -0.500,0.4107,0.01652,0.00948,-0.1036,0.6880,0.6712 -0.250,0.4387,0.01657,0.00951,-0.1042,0.6837,0.6755 0.000,0.4663,0.01660,0.00953,-0.1046,0.6792,0.6794 0.250,0.4934,0.01665,0.00960,-0.1046,0.6754,0.6825 0.500,0.5227,0.01668,0.00961,-0.1049,0.6723,0.6860 0.750,0.5539,0.01674,0.00959,-0.1058,0.6695,0.6900 1.000,0.5795,0.01688,0.00979,-0.1059,0.6648,0.6948 1.250,0.6066,0.01699,0.00992,-0.1062,0.6609,0.6987 1.500,0.6335,0.01710,0.01007,-0.1061,0.6576,0.7024 1.750,0.6625,0.01721,0.01018,-0.1065,0.6549,0.7069 2.000,0.6941,0.01731,0.01023,-0.1074,0.6524,0.7123 2.250,0.7192,0.01754,0.01054,-0.1074,0.6485,0.7170 2.500,0.7429,0.01778,0.01088,-0.1069,0.6446,0.7210 2.750,0.7698,0.01794,0.01108,-0.1070,0.6412,0.7260 3.000,0.8003,0.01801,0.01115,-0.1078,0.6381,0.7321 3.250,0.8306,0.01809,0.01122,-0.1083,0.6354,0.7369 3.500,0.8538,0.01840,0.01164,-0.1077,0.6318,0.7421 3.750,0.8773,0.01871,0.01206,-0.1074,0.6275,0.7490 4.000,0.9036,0.01890,0.01232,-0.1073,0.6239,0.7550 4.250,0.9310,0.01903,0.01250,-0.1073,0.6209,0.7607 4.500,0.9623,0.01914,0.01262,-0.1081,0.6184,0.7679 4.750,0.9857,0.01947,0.01306,-0.1076,0.6148,0.7739 5.000,1.0051,0.01986,0.01360,-0.1065,0.6101,0.7806 5.250,1.0328,0.02001,0.01381,-0.1067,0.6060,0.7887 5.500,1.0627,0.01984,0.01367,-0.1068,0.6020,0.7948 5.750,1.0875,0.01994,0.01384,-0.1063,0.5960,0.8033 6.000,1.1091,0.01994,0.01397,-0.1052,0.5894,0.8108 6.250,1.1438,0.01951,0.01348,-0.1059,0.5836,0.8195 6.500,1.1604,0.01956,0.01369,-0.1039,0.5752,0.8280 6.750,1.1897,0.01923,0.01336,-0.1038,0.5681,0.8373 7.000,1.2107,0.01921,0.01345,-0.1025,0.5613,0.8460 7.250,1.2333,0.01908,0.01339,-0.1015,0.5530,0.8566 7.500,1.2534,0.01883,0.01321,-0.0997,0.5444,0.8662 7.750,1.2726,0.01854,0.01297,-0.0978,0.5340,0.8776 8.000,1.2856,0.01847,0.01301,-0.0951,0.5237,0.8909 8.250,1.3059,0.01820,0.01274,-0.0933,0.5140,0.9048 8.500,1.3080,0.01819,0.01292,-0.0886,0.5035,0.9231 8.750,1.3156,0.01802,0.01283,-0.0848,0.4931,0.9485 9.000,1.3330,0.01794,0.01282,-0.0834,0.4790,1.0000 9.250,1.3473,0.01828,0.01321,-0.0820,0.4617,1.0000 9.500,1.3567,0.01882,0.01380,-0.0799,0.4409,1.0000 9.750,1.3614,0.01956,0.01450,-0.0773,0.4125,1.0000 10.000,1.3581,0.02076,0.01551,-0.0738,0.3734,1.0000 10.250,1.3466,0.02266,0.01713,-0.0698,0.3358,1.0000 10.500,1.3337,0.02499,0.01923,-0.0662,0.2980,1.0000 10.750,1.3194,0.02769,0.02172,-0.0630,0.2628,1.0000 11.000,1.3053,0.03065,0.02448,-0.0602,0.2309,1.0000 11.250,1.2925,0.03376,0.02742,-0.0580,0.2024,1.0000 11.500,1.2805,0.03700,0.03050,-0.0561,0.1768,1.0000 11.750,1.2716,0.04019,0.03356,-0.0547,0.1524,1.0000 12.000,1.2628,0.04352,0.03675,-0.0535,0.1325,1.0000 12.250,1.2573,0.04670,0.03983,-0.0526,0.1148,1.0000 12.500,1.2527,0.04990,0.04296,-0.0519,0.1010,1.0000 12.750,1.2495,0.05306,0.04606,-0.0514,0.0901,1.0000 13.000,1.2472,0.05621,0.04914,-0.0509,0.0818,1.0000 13.250,1.2476,0.05914,0.05205,-0.0507,0.0747,1.0000 13.500,1.2504,0.06186,0.05480,-0.0505,0.0689,1.0000 13.750,1.2510,0.06484,0.05771,-0.0503,0.0645,1.0000 14.000,1.2570,0.06729,0.06024,-0.0502,0.0602,1.0000 14.250,1.2606,0.06999,0.06291,-0.0502,0.0569,1.0000 14.500,1.2671,0.07237,0.06534,-0.0501,0.0537,1.0000 14.750,1.2738,0.07479,0.06780,-0.0502,0.0510,1.0000 15.000,1.2819,0.07685,0.06975,-0.0498,0.0486,1.0000 15.250,1.2902,0.07916,0.07221,-0.0499,0.0465,1.0000 15.500,1.2989,0.08135,0.07443,-0.0500,0.0444,1.0000 15.750,1.3111,0.08290,0.07587,-0.0497,0.0426,1.0000 16.000,1.3205,0.08508,0.07820,-0.0497,0.0410,1.0000 16.250,1.3293,0.08735,0.08057,-0.0499,0.0395,1.0000 16.500,1.3401,0.08928,0.08253,-0.0500,0.0382,1.0000 16.750,1.3586,0.09008,0.08322,-0.0494,0.0370,1.0000 17.000,1.3698,0.09210,0.08538,-0.0493,0.0361,1.0000 17.250,1.3762,0.09481,0.08828,-0.0497,0.0353,1.0000 17.500,1.3833,0.09743,0.09106,-0.0500,0.0346,1.0000 17.750,1.3904,0.10002,0.09377,-0.0505,0.0339,1.0000 18.000,1.3963,0.10276,0.09662,-0.0511,0.0332,1.0000 18.250,1.4046,0.10512,0.09904,-0.0516,0.0325,1.0000 18.500,1.4259,0.10589,0.09974,-0.0511,0.0317,1.0000 18.750,1.4169,0.11072,0.10486,-0.0528,0.0314,1.0000 19.000,1.4076,0.11573,0.11013,-0.0547,0.0312,1.0000 19.250,1.3978,0.12097,0.11563,-0.0569,0.0309,1.0000