Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-e668-il-100000-n5 Airfoil,e668-il Reynolds number,100000 Ncrit,5 Mach,0 Max Cl/Cd,47.1672 Max Cl/Cd alpha,8 Url,http://airfoiltools.com/polar/csv?polar=xf-e668-il-100000-n5 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -10.750,-0.1942,0.09818,0.09296,-0.0998,0.9449,0.0232 -10.500,-0.1923,0.09285,0.08765,-0.1035,0.9426,0.0226 -10.250,-0.2086,0.08376,0.07861,-0.1087,0.9380,0.0211 -10.000,-0.2114,0.07782,0.07269,-0.1128,0.9345,0.0210 -9.750,-0.2154,0.07043,0.06529,-0.1188,0.9312,0.0207 -9.500,-0.2218,0.06326,0.05807,-0.1260,0.9274,0.0203 -9.250,-0.2443,0.05841,0.05312,-0.1288,0.9206,0.0200 -9.000,-0.2650,0.05398,0.04850,-0.1308,0.9149,0.0198 -8.750,-0.2877,0.05185,0.04623,-0.1278,0.9081,0.0197 -8.500,-0.3059,0.04890,0.04302,-0.1254,0.9024,0.0197 -8.250,-0.3093,0.04539,0.03912,-0.1248,0.8989,0.0196 -8.000,-0.3197,0.04343,0.03688,-0.1208,0.8933,0.0196 -7.750,-0.3247,0.04124,0.03435,-0.1174,0.8885,0.0198 -7.500,-0.3171,0.03825,0.03084,-0.1160,0.8853,0.0202 -7.250,-0.2998,0.03550,0.02754,-0.1156,0.8831,0.0207 -7.000,-0.2839,0.03355,0.02522,-0.1144,0.8807,0.0214 -6.750,-0.2869,0.03315,0.02476,-0.1096,0.8750,0.0220 -6.500,-0.2689,0.03215,0.02356,-0.1086,0.8719,0.0239 -6.250,-0.2453,0.03078,0.02192,-0.1084,0.8698,0.0264 -6.000,-0.2198,0.02967,0.02067,-0.1085,0.8681,0.0288 -5.750,-0.1933,0.02845,0.01930,-0.1087,0.8667,0.0317 -5.500,-0.1924,0.02832,0.01912,-0.1043,0.8609,0.0345 -5.250,-0.1771,0.02773,0.01847,-0.1025,0.8572,0.0385 -5.000,-0.1533,0.02701,0.01767,-0.1022,0.8548,0.0452 -4.750,-0.1253,0.02625,0.01689,-0.1027,0.8530,0.0547 -4.500,-0.0950,0.02553,0.01615,-0.1036,0.8515,0.0691 -4.250,-0.0640,0.02481,0.01548,-0.1046,0.8502,0.0922 -4.000,-0.0707,0.02503,0.01576,-0.0990,0.8421,0.1050 -3.750,-0.0451,0.02451,0.01542,-0.0991,0.8394,0.1487 -3.500,-0.0162,0.02393,0.01511,-0.0999,0.8375,0.2188 -3.250,0.0146,0.02332,0.01487,-0.1010,0.8360,0.3151 -3.000,0.0460,0.02270,0.01469,-0.1021,0.8347,0.4334 -2.750,0.0409,0.02300,0.01528,-0.0966,0.8262,0.4968 -2.500,0.0610,0.02285,0.01555,-0.0946,0.8232,0.6089 -2.250,0.0827,0.02299,0.01587,-0.0922,0.8210,0.6893 -2.000,0.1108,0.02319,0.01600,-0.0914,0.8194,0.7411 -1.750,0.1067,0.02388,0.01666,-0.0859,0.8103,0.7675 -1.500,0.1305,0.02409,0.01675,-0.0846,0.8071,0.7967 -1.250,0.1564,0.02419,0.01674,-0.0835,0.8050,0.8199 -1.000,0.1607,0.02467,0.01718,-0.0793,0.7976,0.8386 -0.750,0.1777,0.02484,0.01726,-0.0770,0.7929,0.8569 -0.500,0.2012,0.02481,0.01715,-0.0755,0.7902,0.8737 -0.250,0.2283,0.02468,0.01693,-0.0746,0.7883,0.8899 0.000,0.2253,0.02517,0.01741,-0.0695,0.7782,0.9063 0.250,0.2513,0.02505,0.01722,-0.0687,0.7752,0.9222 0.500,0.2844,0.02489,0.01698,-0.0692,0.7732,0.9373 1.000,0.3401,0.02534,0.01736,-0.0705,0.7612,0.9672 1.250,0.3859,0.02525,0.01721,-0.0741,0.7592,0.9770 1.500,0.4313,0.02508,0.01697,-0.0775,0.7575,0.9857 1.750,0.4377,0.02555,0.01744,-0.0751,0.7465,1.0000 2.000,0.4704,0.02534,0.01718,-0.0760,0.7438,1.0000 2.500,0.5123,0.02559,0.01739,-0.0748,0.7302,1.0000 2.750,0.5476,0.02531,0.01709,-0.0761,0.7276,1.0000 3.000,0.5602,0.02579,0.01757,-0.0745,0.7168,1.0000 3.250,0.5966,0.02544,0.01723,-0.0758,0.7142,1.0000 3.500,0.6111,0.02593,0.01773,-0.0745,0.7033,1.0000 3.750,0.6468,0.02553,0.01734,-0.0757,0.7002,1.0000 4.250,0.6986,0.02549,0.01738,-0.0756,0.6859,1.0000 4.500,0.7176,0.02581,0.01774,-0.0747,0.6755,1.0000 4.750,0.7514,0.02530,0.01727,-0.0754,0.6711,1.0000 5.000,0.7715,0.02555,0.01759,-0.0746,0.6605,1.0000 5.250,0.8062,0.02495,0.01703,-0.0753,0.6556,1.0000 5.750,0.8559,0.02488,0.01710,-0.0746,0.6353,1.0000 6.000,0.8853,0.02455,0.01684,-0.0746,0.6255,1.0000 6.250,0.9096,0.02455,0.01691,-0.0741,0.6125,1.0000 6.500,0.9374,0.02436,0.01679,-0.0740,0.5996,1.0000 6.750,0.9678,0.02402,0.01651,-0.0741,0.5858,1.0000 7.000,0.9988,0.02368,0.01621,-0.0742,0.5703,1.0000 7.250,1.0295,0.02339,0.01594,-0.0743,0.5518,1.0000 7.750,1.0845,0.02331,0.01584,-0.0738,0.5072,1.0000 8.000,1.1089,0.02351,0.01598,-0.0732,0.4817,1.0000 8.250,1.1280,0.02399,0.01640,-0.0721,0.4556,1.0000 8.500,1.1442,0.02464,0.01700,-0.0707,0.4288,1.0000 8.750,1.1586,0.02540,0.01769,-0.0692,0.4022,1.0000 9.000,1.1708,0.02630,0.01851,-0.0674,0.3757,1.0000 9.250,1.1817,0.02731,0.01947,-0.0657,0.3499,1.0000 9.500,1.1915,0.02840,0.02049,-0.0638,0.3251,1.0000 9.750,1.2005,0.02959,0.02162,-0.0620,0.3003,1.0000 10.000,1.2087,0.03086,0.02285,-0.0602,0.2768,1.0000 10.250,1.2160,0.03222,0.02416,-0.0585,0.2537,1.0000 10.500,1.2231,0.03366,0.02555,-0.0567,0.2320,1.0000 10.750,1.2297,0.03517,0.02702,-0.0551,0.2107,1.0000 11.000,1.2353,0.03680,0.02861,-0.0535,0.1914,1.0000 11.250,1.2413,0.03847,0.03027,-0.0520,0.1729,1.0000 11.500,1.2469,0.04021,0.03201,-0.0505,0.1557,1.0000 11.750,1.2521,0.04205,0.03385,-0.0492,0.1402,1.0000 12.000,1.2567,0.04399,0.03580,-0.0479,0.1262,1.0000 12.250,1.2610,0.04602,0.03785,-0.0467,0.1141,1.0000 12.500,1.2643,0.04820,0.04005,-0.0455,0.1032,1.0000 12.750,1.2669,0.05054,0.04242,-0.0445,0.0937,1.0000 13.000,1.2710,0.05279,0.04477,-0.0436,0.0846,1.0000 13.250,1.2731,0.05531,0.04735,-0.0428,0.0774,1.0000 13.500,1.2742,0.05801,0.05011,-0.0421,0.0709,1.0000 13.750,1.2765,0.06068,0.05289,-0.0415,0.0650,1.0000 14.000,1.2763,0.06368,0.05597,-0.0411,0.0603,1.0000 14.250,1.2774,0.06664,0.05905,-0.0408,0.0558,1.0000 14.500,1.2777,0.06977,0.06230,-0.0407,0.0520,1.0000 14.750,1.2758,0.07322,0.06581,-0.0407,0.0489,1.0000 15.000,1.2770,0.07641,0.06920,-0.0407,0.0455,1.0000 15.250,1.2756,0.07998,0.07287,-0.0411,0.0429,1.0000 15.500,1.2740,0.08365,0.07663,-0.0415,0.0407,1.0000 15.750,1.2741,0.08721,0.08040,-0.0420,0.0382,1.0000 16.000,1.2721,0.09111,0.08441,-0.0429,0.0361,1.0000 16.250,1.2691,0.09513,0.08848,-0.0439,0.0346,1.0000 16.500,1.2681,0.09911,0.09271,-0.0449,0.0327,1.0000 16.750,1.2655,0.10334,0.09714,-0.0462,0.0310,1.0000 17.000,1.2620,0.10775,0.10166,-0.0479,0.0296,1.0000 17.250,1.2593,0.11196,0.10589,-0.0495,0.0285,1.0000 17.500,1.2538,0.11705,0.11127,-0.0516,0.0272,1.0000 17.750,1.2481,0.12219,0.11664,-0.0539,0.0260,1.0000 18.000,1.2425,0.12736,0.12196,-0.0566,0.0250,1.0000 18.250,1.2382,0.13228,0.12698,-0.0593,0.0241,1.0000 18.500,1.2346,0.13704,0.13178,-0.0619,0.0233,1.0000 18.750,1.2235,0.14388,0.13890,-0.0659,0.0227,1.0000 19.000,1.2116,0.15105,0.14632,-0.0704,0.0222,1.0000 19.250,1.1985,0.15876,0.15424,-0.0753,0.0218,1.0000