Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-s818-nr-50000 Airfoil,s818-nr Reynolds number,50000 Ncrit,9 Mach,0 Max Cl/Cd,6.8115 Max Cl/Cd alpha,-0.25 Url,http://airfoiltools.com/polar/csv?polar=xf-s818-nr-50000 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -14.750,-0.3580,0.16278,0.15417,-0.0277,1.0000,0.3762 -14.500,-0.3538,0.15996,0.15127,-0.0279,1.0000,0.3907 -14.000,-0.3649,0.15794,0.14913,-0.0275,1.0000,0.4172 -13.750,-0.3378,0.15261,0.14365,-0.0278,1.0000,0.4288 -13.500,-0.3360,0.15046,0.14142,-0.0277,1.0000,0.4369 -13.250,-0.3312,0.14929,0.14015,-0.0273,1.0000,0.4482 -13.000,-0.3224,0.14626,0.13704,-0.0272,1.0000,0.4537 -12.750,-0.3106,0.14408,0.13477,-0.0270,1.0000,0.4624 -12.500,-0.3190,0.14409,0.13474,-0.0262,1.0000,0.4683 -12.250,-0.2970,0.13998,0.13053,-0.0265,1.0000,0.4728 -12.000,-0.2895,0.13850,0.12898,-0.0260,1.0000,0.4798 -11.750,-0.3020,0.13947,0.12992,-0.0246,1.0000,0.4848 -11.500,-0.2794,0.13513,0.12549,-0.0250,1.0000,0.4877 -11.250,-0.2658,0.13288,0.12318,-0.0247,1.0000,0.4924 -11.000,-0.2656,0.13258,0.12285,-0.0236,1.0000,0.4989 -10.750,-0.2722,0.13267,0.12293,-0.0222,1.0000,0.5019 -10.500,-0.2512,0.12891,0.11910,-0.0224,1.0000,0.5044 -10.250,-0.2372,0.12677,0.11692,-0.0220,1.0000,0.5083 -10.000,-0.2306,0.12568,0.11580,-0.0210,1.0000,0.5132 -9.750,-0.2539,0.12883,0.11899,-0.0179,1.0000,0.5182 -9.500,-0.2307,0.12449,0.11461,-0.0183,1.0000,0.5198 -9.250,-0.2141,0.12191,0.11201,-0.0180,1.0000,0.5224 -9.000,-0.2032,0.12035,0.11044,-0.0171,1.0000,0.5259 -8.750,-0.1987,0.11960,0.10970,-0.0157,1.0000,0.5304 -8.250,-0.2046,0.11928,0.10944,-0.0118,1.0000,0.5366 -8.000,-0.1909,0.11712,0.10730,-0.0110,1.0000,0.5386 -7.750,-0.1823,0.11586,0.10607,-0.0096,1.0000,0.5413 -7.500,-0.1790,0.11527,0.10554,-0.0078,1.0000,0.5450 -7.250,-0.1878,0.11604,0.10638,-0.0048,1.0000,0.5498 -7.000,-0.2110,0.11818,0.10863,-0.0005,1.0000,0.5525 -6.750,-0.2032,0.11642,0.10693,0.0009,1.0000,0.5538 -6.500,-0.2017,0.11578,0.10638,0.0030,1.0000,0.5556 -6.250,-0.2054,0.11593,0.10662,0.0055,1.0000,0.5580 -6.000,-0.2133,0.11663,0.10743,0.0082,1.0000,0.5609 -5.750,-0.1759,0.11534,0.10605,0.0011,0.9877,0.5663 -5.500,-0.1504,0.11482,0.10547,-0.0047,0.9739,0.5697 -5.250,-0.0954,0.11087,0.10145,-0.0127,0.9599,0.5716 -5.000,-0.0485,0.10793,0.09846,-0.0194,0.9458,0.5744 -4.750,-0.0093,0.10568,0.09616,-0.0249,0.9316,0.5784 -4.500,0.0154,0.10477,0.09521,-0.0286,0.9173,0.5837 -4.250,0.0344,0.10394,0.09436,-0.0314,0.9032,0.5865 -4.000,0.0837,0.10011,0.09050,-0.0373,0.8909,0.5888 -3.750,0.1336,0.09688,0.08724,-0.0436,0.8811,0.5927 -3.500,0.1595,0.09549,0.08583,-0.0459,0.8672,0.5981 -3.250,0.1591,0.09646,0.08679,-0.0451,0.8533,0.6030 -3.000,0.2109,0.09236,0.08268,-0.0509,0.8437,0.6051 -2.750,0.2579,0.08920,0.07950,-0.0560,0.8346,0.6087 -2.500,0.2826,0.08792,0.07822,-0.0576,0.8230,0.6138 -2.250,0.2980,0.08801,0.07828,-0.0592,0.8163,0.6196 -2.000,0.3332,0.08530,0.07559,-0.0618,0.8045,0.6218 -1.750,0.4015,0.08117,0.07143,-0.0708,0.7999,0.6264 -1.500,0.4079,0.08147,0.07174,-0.0691,0.7873,0.6324 -1.250,0.4452,0.07965,0.06989,-0.0736,0.7819,0.6375 -1.000,0.4572,0.07912,0.06942,-0.0720,0.7695,0.6410 -0.750,0.5067,0.07679,0.06705,-0.0778,0.7646,0.6489 -0.500,0.4463,0.08161,0.07199,-0.0649,0.7511,0.6533 -0.250,0.5236,0.07687,0.06724,-0.0748,0.7475,0.6576 0.000,0.4691,0.08106,0.07155,-0.0622,0.7343,0.6615 0.250,0.4753,0.08178,0.07227,-0.0611,0.7300,0.6698 0.750,0.4198,0.08618,0.07687,-0.0460,0.7128,0.6759 1.000,0.2513,0.09861,0.08950,-0.0207,0.7048,0.6763 1.250,0.2084,0.10215,0.09309,-0.0129,0.7029,0.6840 1.500,0.1854,0.10390,0.09491,-0.0082,0.7013,0.6879 1.750,0.1791,0.10506,0.09616,-0.0058,0.7011,0.6919 2.000,0.1438,0.10798,0.09914,0.0003,0.7061,0.6998 2.250,0.1341,0.10911,0.10033,0.0029,0.7099,0.7053 2.500,0.1482,0.10957,0.10086,0.0024,0.7120,0.7116 2.750,-0.0899,0.11931,0.11094,0.0313,0.8693,0.7087 3.000,-0.0919,0.12022,0.11187,0.0335,0.8652,0.7206 3.250,-0.0812,0.11926,0.11097,0.0338,0.8593,0.7248 3.500,-0.0843,0.11953,0.11127,0.0366,0.8516,0.7372 3.750,-0.0544,0.11981,0.11160,0.0335,0.8470,0.7436 4.000,-0.0647,0.11911,0.11095,0.0376,0.8382,0.7551 4.250,-0.0497,0.11992,0.11180,0.0375,0.8326,0.7700 4.500,-0.0367,0.11908,0.11103,0.0373,0.8242,0.7760 4.750,-0.0160,0.11954,0.11155,0.0362,0.8168,0.7907 5.000,-0.0113,0.11948,0.11155,0.0378,0.8103,0.8057 5.250,0.0123,0.11967,0.11182,0.0362,0.8013,0.8229 5.500,0.0365,0.12036,0.11260,0.0343,0.7957,0.8418 5.750,0.0234,0.12649,0.11934,0.0342,0.7448,0.7916 6.000,0.1012,0.12174,0.11418,0.0274,0.7795,0.8914 6.250,0.1323,0.12176,0.11432,0.0237,0.7677,0.9177 6.500,0.1712,0.12306,0.11575,0.0178,0.7605,0.9440 6.750,0.2171,0.12393,0.11676,0.0103,0.7493,0.9626 7.000,0.2448,0.12484,0.11779,0.0054,0.7392,0.9782 7.250,0.3137,0.12746,0.12057,-0.0070,0.7301,0.9952 7.500,0.3184,0.12752,0.12072,-0.0077,0.7178,1.0000 8.250,-0.0002,0.11365,0.10578,0.0307,0.7032,0.6661 8.500,0.0818,0.11717,0.10929,0.0107,0.6951,0.6335 8.750,0.0835,0.11612,0.10832,0.0102,0.6829,0.6289 9.000,0.1342,0.11870,0.11091,-0.0027,0.6743,0.6182 9.250,0.1579,0.11981,0.11212,-0.0055,0.6633,0.6157 9.500,0.1726,0.12076,0.11315,-0.0083,0.6533,0.6130 9.750,0.2212,0.12406,0.11654,-0.0163,0.6440,0.6091 10.000,0.2366,0.12472,0.11726,-0.0209,0.6314,0.6062 10.250,0.2725,0.12758,0.12017,-0.0287,0.6217,0.6037 10.500,0.3133,0.13068,0.12337,-0.0352,0.6100,0.6031 10.750,0.3239,0.13178,0.12456,-0.0382,0.5975,0.6028 11.000,0.3515,0.13507,0.12797,-0.0408,0.5898,0.6044 11.250,0.3663,0.13641,0.12943,-0.0424,0.5763,0.6061 11.500,0.3738,0.13789,0.13102,-0.0441,0.5644,0.6075 11.750,0.4070,0.14195,0.13521,-0.0479,0.5555,0.6105 12.000,0.4282,0.14407,0.13745,-0.0510,0.5410,0.6125 12.250,0.4353,0.14560,0.13907,-0.0536,0.5280,0.6137 12.500,0.4554,0.14860,0.14216,-0.0575,0.5162,0.6154 12.750,0.4949,0.15336,0.14704,-0.0631,0.5038,0.6179 13.000,0.5242,0.15683,0.15064,-0.0669,0.4884,0.6202 13.250,0.5223,0.15760,0.15149,-0.0683,0.4744,0.6213 13.500,0.5300,0.16000,0.15401,-0.0702,0.4624,0.6231