Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-e638-il-100000 Airfoil,e638-il Reynolds number,100000 Ncrit,9 Mach,0 Max Cl/Cd,32.1474 Max Cl/Cd alpha,3.25 Url,http://airfoiltools.com/polar/csv?polar=xf-e638-il-100000 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -9.250,-0.3194,0.10543,0.10105,-0.0269,1.0000,0.0686 -9.000,-0.3287,0.10318,0.09890,-0.0311,1.0000,0.0690 -8.750,-0.3417,0.10064,0.09646,-0.0350,1.0000,0.0692 -8.500,-0.3032,0.09378,0.08960,-0.0277,1.0000,0.0722 -8.250,-0.2953,0.09081,0.08670,-0.0272,1.0000,0.0764 -8.000,-0.2970,0.08792,0.08392,-0.0286,1.0000,0.0788 -7.750,-0.3082,0.08527,0.08141,-0.0311,1.0000,0.0811 -7.500,-0.3234,0.08316,0.07944,-0.0323,1.0000,0.0821 -7.250,-0.3414,0.08211,0.07844,-0.0368,0.9877,0.0833 -7.000,-0.3091,0.07482,0.07125,-0.0405,0.9655,0.0861 -6.750,-0.2717,0.06993,0.06631,-0.0458,0.9375,0.0928 -6.500,-0.2496,0.06483,0.06077,-0.0564,0.9041,0.1001 -6.250,-0.2203,0.06046,0.05640,-0.0571,0.8759,0.1056 -6.000,-0.2161,0.05906,0.05437,-0.0590,0.8472,0.1151 -5.750,-0.1980,0.05463,0.05007,-0.0578,0.8242,0.1190 -5.500,-0.1906,0.05341,0.04834,-0.0573,0.8041,0.1310 -5.250,-0.1741,0.04973,0.04478,-0.0560,0.7850,0.1362 -5.000,-0.1628,0.04756,0.04234,-0.0550,0.7683,0.1492 -4.750,-0.1499,0.04535,0.03995,-0.0536,0.7531,0.1650 -4.500,-0.1357,0.04321,0.03772,-0.0521,0.7387,0.1837 -4.250,-0.1235,0.04138,0.03575,-0.0503,0.7258,0.2130 -4.000,-0.1105,0.03942,0.03376,-0.0481,0.7135,0.2464 -3.750,-0.0993,0.03801,0.03224,-0.0457,0.7008,0.2893 -3.500,-0.0851,0.03573,0.03006,-0.0431,0.6894,0.3238 -3.250,-0.0189,0.03211,0.02399,-0.0450,0.6821,0.1134 -3.000,0.0077,0.02912,0.02065,-0.0437,0.6712,0.0939 -2.750,0.0342,0.02729,0.01830,-0.0422,0.6616,0.0872 -2.500,0.0623,0.02629,0.01681,-0.0408,0.6522,0.0827 -2.250,0.0894,0.02487,0.01519,-0.0401,0.6421,0.0818 -2.000,0.1174,0.02390,0.01390,-0.0393,0.6343,0.0845 -1.750,0.1449,0.02270,0.01272,-0.0390,0.6246,0.0874 -1.500,0.1723,0.02191,0.01186,-0.0384,0.6168,0.0907 -1.250,0.1982,0.02141,0.01130,-0.0376,0.6081,0.0978 -1.000,0.3766,0.01734,0.00971,-0.0635,0.5931,1.0000 -0.750,0.3993,0.01751,0.00958,-0.0626,0.5866,1.0000 -0.500,0.4214,0.01771,0.00962,-0.0617,0.5785,1.0000 -0.250,0.4444,0.01790,0.00954,-0.0608,0.5730,1.0000 0.000,0.4660,0.01821,0.00979,-0.0600,0.5654,1.0000 0.250,0.4887,0.01843,0.00983,-0.0591,0.5597,1.0000 0.500,0.5106,0.01877,0.01008,-0.0582,0.5534,1.0000 0.750,0.5326,0.01907,0.01028,-0.0573,0.5470,1.0000 1.000,0.5559,0.01933,0.01034,-0.0564,0.5425,1.0000 1.250,0.5765,0.01982,0.01087,-0.0556,0.5360,1.0000 1.500,0.5987,0.02015,0.01111,-0.0547,0.5306,1.0000 1.750,0.6220,0.02047,0.01127,-0.0538,0.5264,1.0000 2.000,0.6413,0.02106,0.01194,-0.0528,0.5199,1.0000 2.250,0.6635,0.02144,0.01226,-0.0519,0.5151,1.0000 2.500,0.6871,0.02179,0.01247,-0.0511,0.5115,1.0000 2.750,0.7046,0.02257,0.01339,-0.0499,0.5052,1.0000 3.000,0.7263,0.02300,0.01377,-0.0489,0.5004,1.0000 3.250,0.7500,0.02333,0.01401,-0.0481,0.4967,1.0000 3.500,0.7661,0.02429,0.01511,-0.0468,0.4912,1.0000 3.750,0.7858,0.02493,0.01577,-0.0458,0.4864,1.0000 4.000,0.8094,0.02527,0.01603,-0.0449,0.4826,1.0000 4.250,0.8266,0.02616,0.01702,-0.0437,0.4778,1.0000 4.500,0.8421,0.02717,0.01814,-0.0423,0.4726,1.0000 4.750,0.8641,0.02767,0.01862,-0.0414,0.4688,1.0000 5.000,0.8898,0.02796,0.01882,-0.0408,0.4657,1.0000 5.250,0.8946,0.02977,0.02090,-0.0385,0.4591,1.0000 5.500,0.9134,0.03053,0.02171,-0.0374,0.4548,1.0000 5.750,0.9394,0.03078,0.02191,-0.0368,0.4518,1.0000 6.000,0.9439,0.03271,0.02404,-0.0346,0.4461,1.0000 6.250,0.9546,0.03408,0.02552,-0.0329,0.4407,1.0000 6.500,0.9801,0.03432,0.02577,-0.0322,0.4374,1.0000 6.750,0.9961,0.03541,0.02692,-0.0309,0.4334,1.0000 7.000,0.9816,0.03872,0.03048,-0.0275,0.4259,1.0000 7.250,1.0108,0.03859,0.03035,-0.0271,0.4226,1.0000 7.500,1.0508,0.03784,0.02954,-0.0275,0.4203,1.0000 7.750,0.9781,0.04569,0.03774,-0.0209,0.4093,1.0000 8.000,1.0267,0.04393,0.03599,-0.0213,0.4070,1.0000 8.250,1.0751,0.04242,0.03445,-0.0220,0.4046,1.0000 8.500,0.9058,0.05925,0.05140,-0.0144,0.3893,1.0000 8.750,1.0315,0.05004,0.04233,-0.0155,0.3908,1.0000 12.250,0.8249,0.11439,0.10717,-0.0180,0.2802,1.0000 12.500,0.8614,0.11251,0.10541,-0.0160,0.2750,1.0000