Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-usa28-il-50000-n5 Airfoil,usa28-il Reynolds number,50000 Ncrit,5 Mach,0 Max Cl/Cd,31.7245 Max Cl/Cd alpha,9.5 Url,http://www.airfoiltools.com/polar/csv?polar=xf-usa28-il-50000-n5 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -10.500,-0.4334,0.10204,0.09462,-0.0503,1.0000,0.0812 -10.250,-0.4452,0.09689,0.08956,-0.0517,1.0000,0.0813 -10.000,-0.4590,0.09160,0.08436,-0.0531,1.0000,0.0813 -9.750,-0.4768,0.08595,0.07883,-0.0545,1.0000,0.0812 -9.500,-0.5029,0.07955,0.07255,-0.0563,1.0000,0.0810 -9.250,-0.5402,0.07312,0.06626,-0.0578,1.0000,0.0805 -9.000,-0.5817,0.06719,0.06040,-0.0578,1.0000,0.0799 -8.750,-0.6169,0.06188,0.05503,-0.0566,1.0000,0.0795 -8.500,-0.6451,0.05710,0.05004,-0.0546,1.0000,0.0795 -8.250,-0.6642,0.05284,0.04548,-0.0523,1.0000,0.0798 -8.000,-0.6753,0.04906,0.04131,-0.0499,1.0000,0.0804 -7.750,-0.6797,0.04575,0.03754,-0.0475,1.0000,0.0814 -7.500,-0.6758,0.04357,0.03514,-0.0453,1.0000,0.0831 -7.250,-0.6669,0.04241,0.03397,-0.0432,1.0000,0.0856 -7.000,-0.6458,0.04063,0.03195,-0.0437,0.9957,0.0893 -6.750,-0.6207,0.03831,0.02915,-0.0449,0.9895,0.0926 -6.500,-0.5941,0.03638,0.02682,-0.0459,0.9835,0.0959 -6.250,-0.5671,0.03528,0.02566,-0.0466,0.9771,0.0994 -6.000,-0.5408,0.03412,0.02423,-0.0472,0.9705,0.1060 -5.750,-0.5117,0.03329,0.02333,-0.0483,0.9643,0.1133 -5.500,-0.4868,0.03228,0.02210,-0.0483,0.9569,0.1218 -5.250,-0.4574,0.03138,0.02099,-0.0492,0.9508,0.1338 -5.000,-0.4328,0.03060,0.02013,-0.0491,0.9434,0.1503 -4.750,-0.4042,0.02993,0.01950,-0.0499,0.9377,0.1738 -4.500,-0.3802,0.02944,0.01898,-0.0497,0.9301,0.1997 -4.250,-0.3480,0.02926,0.01875,-0.0510,0.9247,0.2281 -4.000,-0.3267,0.02933,0.01886,-0.0500,0.9162,0.2486 -3.750,-0.2954,0.02951,0.01894,-0.0509,0.9107,0.2735 -3.500,-0.2753,0.02993,0.01935,-0.0496,0.9027,0.2933 -3.250,-0.2465,0.03023,0.01952,-0.0500,0.8968,0.3162 -3.000,-0.2209,0.03027,0.01943,-0.0497,0.8902,0.3309 -2.750,-0.1939,0.03014,0.01917,-0.0498,0.8835,0.3426 -2.500,-0.1586,0.02992,0.01877,-0.0514,0.8789,0.3572 -2.250,-0.1370,0.02983,0.01855,-0.0505,0.8701,0.3698 -2.000,-0.0993,0.02953,0.01807,-0.0523,0.8642,0.3851 -1.750,-0.0720,0.02940,0.01779,-0.0524,0.8550,0.3992 -1.500,-0.0318,0.02904,0.01729,-0.0545,0.8484,0.4166 -1.250,-0.0031,0.02885,0.01699,-0.0547,0.8381,0.4318 -1.000,0.0406,0.02839,0.01641,-0.0573,0.8321,0.4493 -0.750,0.0664,0.02830,0.01625,-0.0571,0.8219,0.4628 -0.500,0.1082,0.02792,0.01581,-0.0595,0.8168,0.4798 -0.250,0.1321,0.02795,0.01583,-0.0590,0.8074,0.4943 0.000,0.1712,0.02760,0.01551,-0.0610,0.8017,0.5152 0.250,0.1971,0.02754,0.01554,-0.0608,0.7930,0.5369 0.500,0.2344,0.02716,0.01531,-0.0625,0.7866,0.5632 0.750,0.2630,0.02700,0.01534,-0.0627,0.7781,0.5875 1.000,0.2999,0.02661,0.01521,-0.0642,0.7710,0.6194 1.250,0.3409,0.02612,0.01525,-0.0666,0.7634,0.6965 1.500,0.4546,0.02576,0.01521,-0.0839,0.7586,1.0000 1.750,0.4946,0.02561,0.01493,-0.0858,0.7520,1.0000 2.000,0.5132,0.02594,0.01518,-0.0842,0.7402,1.0000 2.250,0.5355,0.02619,0.01535,-0.0831,0.7293,1.0000 2.500,0.5748,0.02598,0.01507,-0.0848,0.7220,1.0000 2.750,0.5924,0.02633,0.01538,-0.0829,0.7097,1.0000 3.000,0.6150,0.02656,0.01558,-0.0818,0.6985,1.0000 3.250,0.6543,0.02635,0.01534,-0.0833,0.6911,1.0000 3.500,0.6727,0.02670,0.01569,-0.0815,0.6787,1.0000 3.750,0.6950,0.02698,0.01597,-0.0804,0.6672,1.0000 4.000,0.7311,0.02690,0.01589,-0.0814,0.6589,1.0000 4.250,0.7518,0.02727,0.01628,-0.0800,0.6473,1.0000 4.500,0.7727,0.02767,0.01673,-0.0787,0.6361,1.0000 4.750,0.8110,0.02758,0.01666,-0.0801,0.6282,1.0000 5.000,0.8239,0.02826,0.01740,-0.0776,0.6160,1.0000 5.250,0.8440,0.02876,0.01796,-0.0762,0.6055,1.0000 5.500,0.8754,0.02891,0.01818,-0.0765,0.5970,1.0000 5.750,0.8852,0.02974,0.01910,-0.0736,0.5856,1.0000 6.000,0.9083,0.03016,0.01960,-0.0727,0.5763,1.0000 6.250,0.9277,0.03066,0.02022,-0.0712,0.5666,1.0000 6.500,0.9378,0.03148,0.02114,-0.0683,0.5560,1.0000 6.750,0.9671,0.03160,0.02136,-0.0682,0.5475,1.0000 7.000,0.9754,0.03241,0.02228,-0.0650,0.5364,1.0000 7.250,0.9860,0.03312,0.02311,-0.0622,0.5257,1.0000 7.500,1.0107,0.03325,0.02339,-0.0612,0.5159,1.0000 7.750,1.0254,0.03373,0.02399,-0.0589,0.5053,1.0000 8.000,1.0338,0.03446,0.02485,-0.0557,0.4946,1.0000 8.250,1.0562,0.03467,0.02520,-0.0544,0.4844,1.0000 8.500,1.0854,0.03463,0.02532,-0.0539,0.4737,1.0000 8.750,1.0919,0.03546,0.02633,-0.0505,0.4623,1.0000 9.000,1.1082,0.03588,0.02691,-0.0483,0.4499,1.0000 9.250,1.1253,0.03590,0.02701,-0.0458,0.4326,1.0000 9.500,1.1332,0.03572,0.02673,-0.0417,0.4069,1.0000 9.750,1.1238,0.03651,0.02750,-0.0361,0.3827,1.0000 10.000,1.1122,0.03764,0.02862,-0.0309,0.3577,1.0000 10.250,1.1005,0.03915,0.03018,-0.0266,0.3321,1.0000 10.500,1.0901,0.04107,0.03221,-0.0232,0.3057,1.0000 10.750,1.0839,0.04292,0.03411,-0.0203,0.2750,1.0000 11.000,1.0777,0.04492,0.03593,-0.0177,0.2366,1.0000 11.250,1.0678,0.04751,0.03821,-0.0153,0.1980,1.0000 11.500,1.0558,0.05074,0.04120,-0.0135,0.1642,1.0000 11.750,1.0406,0.05460,0.04485,-0.0121,0.1333,1.0000 12.000,1.0267,0.05864,0.04871,-0.0111,0.1126,1.0000 12.250,1.0142,0.06271,0.05263,-0.0105,0.0984,1.0000 12.500,1.0040,0.06668,0.05654,-0.0101,0.0876,1.0000 12.750,0.9963,0.07046,0.06029,-0.0097,0.0790,1.0000 13.000,0.9890,0.07424,0.06400,-0.0095,0.0735,1.0000 13.250,0.9873,0.07742,0.06726,-0.0091,0.0679,1.0000 13.500,0.9865,0.08049,0.07036,-0.0087,0.0641,1.0000 13.750,0.9857,0.08353,0.07335,-0.0084,0.0609,1.0000 14.000,0.9897,0.08611,0.07612,-0.0078,0.0571,1.0000 14.250,0.9930,0.08878,0.07887,-0.0074,0.0540,1.0000 14.500,0.9961,0.09139,0.08151,-0.0071,0.0515,1.0000 14.750,1.0035,0.09352,0.08372,-0.0062,0.0495,1.0000 15.000,1.0116,0.09585,0.08630,-0.0054,0.0477,1.0000 15.250,1.0167,0.09868,0.08934,-0.0051,0.0461,1.0000 15.500,1.0195,0.10184,0.09269,-0.0052,0.0447,1.0000 15.750,1.0208,0.10524,0.09625,-0.0056,0.0435,1.0000 16.000,1.0223,0.10856,0.09966,-0.0061,0.0421,1.0000 16.250,1.0273,0.11136,0.10251,-0.0061,0.0410,1.0000 16.500,1.0175,0.11700,0.10840,-0.0082,0.0406,1.0000 16.750,1.0050,0.12330,0.11495,-0.0111,0.0403,1.0000 17.000,0.9901,0.13041,0.12229,-0.0146,0.0402,1.0000 17.250,0.9742,0.13810,0.13019,-0.0187,0.0403,1.0000 17.500,0.9565,0.14669,0.13895,-0.0235,0.0405,1.0000 17.750,0.9398,0.15571,0.14809,-0.0285,0.0407,1.0000 18.000,0.9241,0.16513,0.15758,-0.0337,0.0409,1.0000