Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-naca643218-il-100000-n5 Airfoil,naca643218-il Reynolds number,100000 Ncrit,5 Mach,0 Max Cl/Cd,39.6736 Max Cl/Cd alpha,7.75 Url,http://airfoiltools.com/polar/csv?polar=xf-naca643218-il-100000-n5 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -16.000,-0.7257,0.10371,0.09773,-0.0431,1.0000,0.0409 -15.750,-0.7877,0.08925,0.08289,-0.0519,1.0000,0.0404 -15.500,-0.8158,0.08180,0.07518,-0.0558,1.0000,0.0404 -15.250,-0.8347,0.07613,0.06928,-0.0584,1.0000,0.0404 -15.000,-0.8483,0.07145,0.06440,-0.0601,1.0000,0.0407 -14.750,-0.8582,0.06739,0.06014,-0.0614,1.0000,0.0410 -14.500,-0.8650,0.06376,0.05631,-0.0622,1.0000,0.0414 -14.250,-0.8692,0.06048,0.05283,-0.0627,1.0000,0.0418 -14.000,-0.8707,0.05749,0.04964,-0.0630,1.0000,0.0424 -13.750,-0.8700,0.05477,0.04671,-0.0631,1.0000,0.0430 -13.500,-0.8690,0.05217,0.04386,-0.0630,1.0000,0.0439 -13.250,-0.8616,0.05005,0.04158,-0.0628,1.0000,0.0448 -13.000,-0.8489,0.04849,0.04004,-0.0626,1.0000,0.0457 -12.750,-0.8380,0.04690,0.03840,-0.0623,1.0000,0.0468 -12.500,-0.8257,0.04532,0.03674,-0.0619,1.0000,0.0480 -12.250,-0.8117,0.04380,0.03510,-0.0614,1.0000,0.0493 -12.000,-0.7966,0.04238,0.03352,-0.0609,1.0000,0.0506 -11.750,-0.7807,0.04115,0.03231,-0.0604,1.0000,0.0521 -11.500,-0.7668,0.03996,0.03115,-0.0599,1.0000,0.0537 -11.250,-0.7530,0.03880,0.02996,-0.0593,1.0000,0.0558 -11.000,-0.7376,0.03774,0.02881,-0.0586,1.0000,0.0578 -10.750,-0.7236,0.03667,0.02778,-0.0578,1.0000,0.0597 -10.500,-0.7121,0.03561,0.02678,-0.0569,1.0000,0.0618 -10.250,-0.7017,0.03464,0.02581,-0.0558,1.0000,0.0646 -10.000,-0.6935,0.03380,0.02495,-0.0542,1.0000,0.0673 -9.750,-0.6725,0.03250,0.02372,-0.0556,0.9776,0.0711 -9.500,-0.6441,0.03133,0.02246,-0.0579,0.9603,0.0768 -9.250,-0.6197,0.02997,0.02114,-0.0599,0.9447,0.0830 -9.000,-0.5981,0.02872,0.01987,-0.0612,0.9292,0.0910 -8.750,-0.5810,0.02759,0.01871,-0.0614,0.9135,0.1006 -8.500,-0.5697,0.02648,0.01760,-0.0606,0.8983,0.1122 -8.250,-0.5624,0.02538,0.01653,-0.0591,0.8839,0.1262 -8.000,-0.5585,0.02429,0.01549,-0.0569,0.8705,0.1438 -7.750,-0.5585,0.02330,0.01457,-0.0539,0.8585,0.1656 -7.500,-0.5576,0.02233,0.01374,-0.0510,0.8462,0.1956 -7.250,-0.5557,0.02126,0.01287,-0.0481,0.8360,0.2393 -7.000,-0.5539,0.02017,0.01213,-0.0451,0.8259,0.3007 -6.750,-0.5454,0.01956,0.01204,-0.0423,0.8172,0.3805 -6.500,-0.5272,0.01951,0.01211,-0.0407,0.8089,0.4413 -6.250,-0.5070,0.01948,0.01197,-0.0394,0.8020,0.4744 -6.000,-0.4847,0.01961,0.01204,-0.0384,0.7936,0.4977 -5.750,-0.4611,0.01973,0.01205,-0.0374,0.7873,0.5167 -5.500,-0.4369,0.01993,0.01215,-0.0365,0.7802,0.5323 -5.250,-0.4124,0.02010,0.01222,-0.0357,0.7730,0.5463 -5.000,-0.3881,0.02021,0.01218,-0.0348,0.7675,0.5604 -4.750,-0.3618,0.02062,0.01258,-0.0340,0.7601,0.5729 -4.500,-0.3348,0.02097,0.01288,-0.0332,0.7538,0.5834 -4.250,-0.3112,0.02086,0.01258,-0.0326,0.7489,0.5945 -4.000,-0.2838,0.02101,0.01272,-0.0322,0.7423,0.5988 -3.750,-0.2572,0.02099,0.01261,-0.0320,0.7365,0.6033 -3.500,-0.2318,0.02075,0.01223,-0.0318,0.7317,0.6090 -3.250,-0.2070,0.02054,0.01189,-0.0317,0.7259,0.6141 -3.000,-0.1802,0.02053,0.01185,-0.0315,0.7199,0.6173 -2.750,-0.1532,0.02044,0.01168,-0.0313,0.7150,0.6212 -2.500,-0.1269,0.02028,0.01140,-0.0313,0.7105,0.6261 -2.250,-0.1023,0.02010,0.01114,-0.0314,0.7043,0.6315 -2.000,-0.0751,0.02009,0.01110,-0.0313,0.6996,0.6343 -1.750,-0.0476,0.02002,0.01096,-0.0312,0.6957,0.6374 -1.500,-0.0209,0.01997,0.01086,-0.0313,0.6915,0.6414 -1.250,0.0046,0.01990,0.01075,-0.0314,0.6861,0.6461 -1.000,0.0313,0.01978,0.01056,-0.0316,0.6817,0.6501 -0.750,0.0591,0.01975,0.01050,-0.0316,0.6780,0.6528 -0.500,0.0862,0.01975,0.01048,-0.0315,0.6741,0.6563 -0.250,0.1116,0.01981,0.01056,-0.0315,0.6688,0.6606 0.000,0.1382,0.01978,0.01049,-0.0317,0.6646,0.6656 0.250,0.1657,0.01976,0.01045,-0.0319,0.6613,0.6693 0.500,0.1938,0.01978,0.01046,-0.0319,0.6585,0.6725 0.750,0.2191,0.01993,0.01066,-0.0318,0.6543,0.6764 1.000,0.2445,0.02004,0.01081,-0.0318,0.6498,0.6811 1.250,0.2715,0.02008,0.01083,-0.0321,0.6459,0.6865 1.500,0.2986,0.02014,0.01093,-0.0319,0.6428,0.6902 1.750,0.3267,0.02020,0.01101,-0.0319,0.6403,0.6947 2.000,0.3505,0.02046,0.01135,-0.0318,0.6360,0.7002 2.250,0.3753,0.02066,0.01161,-0.0318,0.6316,0.7056 2.500,0.4010,0.02081,0.01183,-0.0315,0.6280,0.7096 2.750,0.4283,0.02090,0.01197,-0.0315,0.6250,0.7145 3.000,0.4574,0.02094,0.01201,-0.0318,0.6225,0.7205 3.250,0.4780,0.02133,0.01254,-0.0311,0.6169,0.7258 3.500,0.5014,0.02158,0.01290,-0.0306,0.6123,0.7311 3.750,0.5282,0.02170,0.01308,-0.0306,0.6087,0.7378 4.000,0.5568,0.02173,0.01316,-0.0307,0.6057,0.7440 4.250,0.5781,0.02210,0.01367,-0.0299,0.6011,0.7497 4.500,0.5992,0.02247,0.01418,-0.0292,0.5956,0.7569 4.750,0.6251,0.02259,0.01439,-0.0290,0.5915,0.7631 5.000,0.6538,0.02257,0.01443,-0.0289,0.5881,0.7692 5.250,0.6727,0.02298,0.01499,-0.0279,0.5814,0.7774 5.500,0.6965,0.02296,0.01509,-0.0270,0.5744,0.7839 5.750,0.7266,0.02262,0.01480,-0.0268,0.5676,0.7916 6.000,0.7458,0.02266,0.01497,-0.0254,0.5569,0.7998 6.250,0.7696,0.02243,0.01483,-0.0243,0.5467,0.8076 6.500,0.7968,0.02205,0.01450,-0.0237,0.5360,0.8164 6.750,0.8116,0.02217,0.01480,-0.0215,0.5239,0.8252 7.000,0.8321,0.02206,0.01478,-0.0201,0.5117,0.8348 7.250,0.8514,0.02190,0.01471,-0.0183,0.4979,0.8447 7.500,0.8658,0.02188,0.01481,-0.0160,0.4816,0.8555 7.750,0.8752,0.02206,0.01511,-0.0131,0.4625,0.8685 8.000,0.8789,0.02234,0.01551,-0.0095,0.4405,0.8832 8.250,0.8790,0.02270,0.01594,-0.0054,0.4132,0.9010 8.500,0.8856,0.02295,0.01604,-0.0023,0.3697,0.9225 8.750,0.8919,0.02389,0.01665,-0.0005,0.3156,0.9538 9.000,0.8914,0.02560,0.01806,0.0006,0.2676,1.0000 9.250,0.8881,0.02762,0.01981,0.0021,0.2306,1.0000 9.500,0.8860,0.02972,0.02170,0.0033,0.1996,1.0000 9.750,0.8852,0.03184,0.02363,0.0043,0.1734,1.0000 10.000,0.8873,0.03385,0.02550,0.0050,0.1506,1.0000 10.250,0.8902,0.03583,0.02737,0.0057,0.1324,1.0000 10.500,0.8943,0.03777,0.02921,0.0063,0.1175,1.0000 10.750,0.8997,0.03965,0.03102,0.0069,0.1050,1.0000 11.000,0.9063,0.04146,0.03280,0.0074,0.0952,1.0000 11.250,0.9126,0.04331,0.03460,0.0078,0.0872,1.0000 11.500,0.9190,0.04520,0.03646,0.0082,0.0807,1.0000 11.750,0.9273,0.04695,0.03823,0.0085,0.0749,1.0000 12.000,0.9342,0.04886,0.04012,0.0088,0.0705,1.0000 12.250,0.9434,0.05061,0.04189,0.0091,0.0662,1.0000 12.500,0.9518,0.05245,0.04375,0.0093,0.0627,1.0000 12.750,0.9601,0.05432,0.04562,0.0094,0.0598,1.0000 13.000,0.9706,0.05604,0.04741,0.0096,0.0568,1.0000 13.250,0.9795,0.05793,0.04931,0.0097,0.0544,1.0000 13.500,0.9890,0.05979,0.05118,0.0098,0.0522,1.0000 13.750,1.0000,0.06156,0.05306,0.0099,0.0500,1.0000 14.000,1.0098,0.06346,0.05502,0.0099,0.0481,1.0000 14.250,1.0196,0.06536,0.05690,0.0099,0.0467,1.0000 14.500,1.0291,0.06742,0.05906,0.0098,0.0449,1.0000 14.750,1.0378,0.06961,0.06139,0.0096,0.0433,1.0000 15.000,1.0466,0.07179,0.06367,0.0094,0.0421,1.0000 15.250,1.0550,0.07402,0.06594,0.0091,0.0410,1.0000 15.500,1.0659,0.07597,0.06788,0.0090,0.0402,1.0000 15.750,1.0708,0.07883,0.07094,0.0085,0.0393,1.0000 16.000,1.0733,0.08206,0.07439,0.0078,0.0384,1.0000 16.250,1.0741,0.08550,0.07802,0.0069,0.0375,1.0000 16.500,1.0738,0.08911,0.08179,0.0057,0.0367,1.0000 16.750,1.0733,0.09277,0.08559,0.0044,0.0361,1.0000 17.000,1.0731,0.09643,0.08937,0.0030,0.0355,1.0000 17.250,1.0740,0.09992,0.09294,0.0016,0.0350,1.0000 17.500,1.0735,0.10375,0.09685,0.0001,0.0345,1.0000 17.750,1.0579,0.11026,0.10366,-0.0031,0.0343,1.0000 18.000,1.0396,0.11752,0.11121,-0.0071,0.0341,1.0000 18.250,1.0185,0.12568,0.11963,-0.0118,0.0340,1.0000 18.500,0.9888,0.13619,0.13043,-0.0183,0.0340,1.0000 18.750,0.9390,0.15262,0.14718,-0.0290,0.0342,1.0000