Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-usa28-il-200000-n5 Airfoil,usa28-il Reynolds number,200000 Ncrit,5 Mach,0 Max Cl/Cd,72.0746 Max Cl/Cd alpha,4.5 Url,http://www.airfoiltools.com/polar/csv?polar=xf-usa28-il-200000-n5 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -13.250,-0.6241,0.08604,0.08213,-0.0584,1.0000,0.0286 -13.000,-0.6823,0.07271,0.06866,-0.0662,1.0000,0.0281 -12.750,-0.7218,0.06377,0.05959,-0.0714,1.0000,0.0278 -12.500,-0.7526,0.05674,0.05244,-0.0754,1.0000,0.0278 -12.250,-0.7798,0.05041,0.04597,-0.0795,1.0000,0.0278 -12.000,-0.8067,0.04499,0.04038,-0.0829,1.0000,0.0278 -11.750,-0.8323,0.04252,0.03778,-0.0794,1.0000,0.0278 -11.500,-0.8525,0.04062,0.03572,-0.0749,1.0000,0.0282 -11.250,-0.8603,0.03850,0.03338,-0.0722,0.9992,0.0287 -11.000,-0.8413,0.03575,0.03026,-0.0746,0.9941,0.0297 -10.750,-0.8182,0.03420,0.02865,-0.0761,0.9892,0.0308 -10.500,-0.7910,0.03296,0.02731,-0.0780,0.9852,0.0321 -10.250,-0.7694,0.03159,0.02577,-0.0785,0.9789,0.0334 -10.000,-0.7452,0.03014,0.02407,-0.0794,0.9738,0.0348 -9.750,-0.7250,0.02882,0.02247,-0.0792,0.9669,0.0360 -9.500,-0.7040,0.02753,0.02097,-0.0790,0.9607,0.0371 -9.250,-0.6827,0.02626,0.01965,-0.0788,0.9544,0.0385 -9.000,-0.6605,0.02535,0.01865,-0.0785,0.9479,0.0397 -8.750,-0.6363,0.02446,0.01766,-0.0784,0.9419,0.0410 -8.500,-0.6108,0.02357,0.01664,-0.0785,0.9365,0.0426 -8.250,-0.5876,0.02269,0.01559,-0.0780,0.9298,0.0438 -8.000,-0.5592,0.02185,0.01459,-0.0785,0.9260,0.0450 -7.750,-0.5358,0.02096,0.01361,-0.0780,0.9199,0.0463 -7.500,-0.5106,0.02001,0.01262,-0.0779,0.9147,0.0479 -7.250,-0.4808,0.01922,0.01174,-0.0787,0.9113,0.0493 -7.000,-0.4532,0.01854,0.01099,-0.0789,0.9063,0.0510 -6.750,-0.4252,0.01792,0.01027,-0.0791,0.9008,0.0527 -6.500,-0.3923,0.01732,0.00956,-0.0803,0.8971,0.0551 -6.250,-0.3571,0.01664,0.00877,-0.0821,0.8942,0.0578 -6.000,-0.3312,0.01605,0.00813,-0.0819,0.8865,0.0614 -5.750,-0.2941,0.01549,0.00746,-0.0840,0.8815,0.0658 -5.500,-0.2566,0.01495,0.00682,-0.0862,0.8758,0.0716 -5.250,-0.2230,0.01440,0.00624,-0.0875,0.8679,0.0827 -5.000,-0.1844,0.01376,0.00583,-0.0902,0.8621,0.1267 -4.750,-0.1547,0.01357,0.00558,-0.0906,0.8534,0.1505 -4.500,-0.1167,0.01331,0.00526,-0.0929,0.8471,0.1674 -4.250,-0.0898,0.01313,0.00505,-0.0927,0.8379,0.1788 -4.000,-0.0552,0.01291,0.00479,-0.0941,0.8311,0.1900 -3.750,-0.0303,0.01276,0.00463,-0.0935,0.8220,0.2019 -3.500,0.0012,0.01256,0.00444,-0.0943,0.8151,0.2190 -3.250,0.0250,0.01242,0.00434,-0.0935,0.8057,0.2358 -2.750,0.0781,0.01222,0.00420,-0.0928,0.7881,0.2789 -2.500,0.1046,0.01219,0.00416,-0.0925,0.7800,0.2985 -2.250,0.1304,0.01218,0.00412,-0.0919,0.7715,0.3137 -2.000,0.1557,0.01218,0.00408,-0.0912,0.7625,0.3262 -1.750,0.1823,0.01219,0.00402,-0.0908,0.7539,0.3379 -1.500,0.2070,0.01221,0.00398,-0.0900,0.7453,0.3487 -1.250,0.2337,0.01221,0.00394,-0.0896,0.7372,0.3575 -1.000,0.2576,0.01222,0.00390,-0.0887,0.7275,0.3655 -0.750,0.2832,0.01222,0.00386,-0.0881,0.7187,0.3724 -0.500,0.3084,0.01225,0.00380,-0.0874,0.7090,0.3795 -0.250,0.3331,0.01223,0.00378,-0.0866,0.6999,0.3851 0.000,0.3593,0.01225,0.00374,-0.0861,0.6920,0.3913 0.250,0.3841,0.01226,0.00373,-0.0854,0.6840,0.3968 0.500,0.4102,0.01227,0.00372,-0.0849,0.6765,0.4027 0.750,0.4348,0.01232,0.00374,-0.0842,0.6686,0.4100 1.000,0.4604,0.01233,0.00375,-0.0836,0.6609,0.4166 1.250,0.4847,0.01237,0.00379,-0.0828,0.6526,0.4240 1.750,0.5337,0.01243,0.00387,-0.0813,0.6356,0.4367 2.000,0.5591,0.01249,0.00391,-0.0807,0.6278,0.4428 2.250,0.5820,0.01250,0.00399,-0.0796,0.6188,0.4495 2.500,0.6061,0.01257,0.00406,-0.0787,0.6100,0.4573 2.750,0.6282,0.01259,0.00414,-0.0775,0.5997,0.4646 3.000,0.6506,0.01264,0.00424,-0.0763,0.5894,0.4730 3.250,0.6726,0.01267,0.00432,-0.0750,0.5789,0.4827 3.500,0.6932,0.01269,0.00442,-0.0735,0.5667,0.4932 3.750,0.7132,0.01271,0.00453,-0.0718,0.5530,0.5058 4.000,0.7333,0.01271,0.00464,-0.0701,0.5386,0.5273 4.250,0.8879,0.01256,0.00553,-0.0982,0.5071,0.9891 4.500,0.9276,0.01287,0.00576,-0.1010,0.4901,1.0000 4.750,0.9452,0.01312,0.00596,-0.0988,0.4773,1.0000 5.000,0.9622,0.01340,0.00616,-0.0966,0.4646,1.0000 5.250,0.9790,0.01371,0.00640,-0.0943,0.4524,1.0000 5.500,0.9961,0.01405,0.00668,-0.0921,0.4420,1.0000 5.750,1.0155,0.01432,0.00697,-0.0905,0.4340,1.0000 6.000,1.0346,0.01465,0.00727,-0.0887,0.4270,1.0000 6.250,1.0542,0.01491,0.00758,-0.0871,0.4199,1.0000 6.500,1.0715,0.01529,0.00791,-0.0850,0.4106,1.0000 6.750,1.0851,0.01562,0.00826,-0.0822,0.3959,1.0000 7.000,1.0954,0.01598,0.00858,-0.0787,0.3783,1.0000 7.250,1.1036,0.01625,0.00886,-0.0747,0.3599,1.0000 7.500,1.1132,0.01653,0.00915,-0.0712,0.3412,1.0000 7.750,1.1212,0.01687,0.00947,-0.0673,0.3175,1.0000 8.000,1.1257,0.01737,0.00984,-0.0630,0.2834,1.0000 8.250,1.1245,0.01818,0.01042,-0.0579,0.2401,1.0000 8.500,1.1221,0.01923,0.01122,-0.0529,0.1976,1.0000 8.750,1.1195,0.02046,0.01219,-0.0482,0.1555,1.0000 9.000,1.1166,0.02180,0.01329,-0.0437,0.1127,1.0000 9.250,1.1128,0.02330,0.01454,-0.0394,0.0747,1.0000 9.500,1.1103,0.02482,0.01589,-0.0355,0.0473,1.0000 9.750,1.1127,0.02614,0.01717,-0.0324,0.0371,1.0000 10.000,1.1166,0.02745,0.01849,-0.0296,0.0318,1.0000 10.250,1.1223,0.02869,0.01982,-0.0272,0.0287,1.0000 10.500,1.1257,0.03015,0.02133,-0.0248,0.0265,1.0000 10.750,1.1311,0.03153,0.02280,-0.0227,0.0249,1.0000 11.000,1.1359,0.03302,0.02439,-0.0207,0.0237,1.0000 11.250,1.1395,0.03464,0.02611,-0.0187,0.0226,1.0000 11.500,1.1428,0.03635,0.02791,-0.0170,0.0217,1.0000 11.750,1.1416,0.03851,0.03014,-0.0151,0.0207,1.0000 12.000,1.1416,0.04066,0.03238,-0.0136,0.0200,1.0000 12.250,1.1425,0.04281,0.03463,-0.0122,0.0196,1.0000 12.500,1.1462,0.04477,0.03672,-0.0111,0.0187,1.0000 12.750,1.1468,0.04709,0.03914,-0.0100,0.0180,1.0000 13.000,1.1471,0.04951,0.04165,-0.0091,0.0177,1.0000 13.250,1.1475,0.05198,0.04421,-0.0083,0.0171,1.0000 13.500,1.1479,0.05452,0.04683,-0.0076,0.0168,1.0000 13.750,1.1481,0.05712,0.04951,-0.0069,0.0165,1.0000 14.000,1.1469,0.05991,0.05236,-0.0064,0.0160,1.0000 14.250,1.1465,0.06264,0.05514,-0.0058,0.0157,1.0000 14.500,1.1467,0.06531,0.05785,-0.0052,0.0154,1.0000 14.750,1.1494,0.06781,0.06046,-0.0048,0.0150,1.0000 15.000,1.1521,0.07036,0.06315,-0.0045,0.0146,1.0000 15.250,1.1546,0.07295,0.06586,-0.0043,0.0143,1.0000 15.500,1.1566,0.07568,0.06870,-0.0042,0.0139,1.0000 15.750,1.1585,0.07842,0.07156,-0.0042,0.0135,1.0000 16.000,1.1604,0.08120,0.07444,-0.0040,0.0133,1.0000 16.250,1.1613,0.08416,0.07752,-0.0042,0.0131,1.0000 16.500,1.1613,0.08729,0.08076,-0.0045,0.0128,1.0000 16.750,1.1615,0.09046,0.08404,-0.0048,0.0126,1.0000 17.000,1.1606,0.09383,0.08751,-0.0053,0.0124,1.0000 17.250,1.1592,0.09733,0.09113,-0.0060,0.0122,1.0000 17.500,1.1572,0.10094,0.09486,-0.0068,0.0121,1.0000 17.750,1.1546,0.10470,0.09874,-0.0079,0.0119,1.0000 18.000,1.1512,0.10864,0.10280,-0.0090,0.0118,1.0000 18.250,1.1467,0.11280,0.10707,-0.0103,0.0117,1.0000 18.500,1.1408,0.11732,0.11173,-0.0118,0.0116,1.0000 19.000,1.1221,0.12799,0.12273,-0.0165,0.0114,1.0000 19.250,1.1111,0.13396,0.12888,-0.0196,0.0114,1.0000