Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-naca643418-il-50000-n5 Airfoil,naca643418-il Reynolds number,50000 Ncrit,5 Mach,0 Max Cl/Cd,16.7835 Max Cl/Cd alpha,11.5 Url,http://airfoiltools.com/polar/csv?polar=xf-naca643418-il-50000-n5 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -13.500,-0.5556,0.09122,0.08315,-0.0711,1.0000,0.0705 -13.250,-0.5881,0.08346,0.07530,-0.0753,1.0000,0.0702 -13.000,-0.6179,0.07708,0.06877,-0.0782,1.0000,0.0701 -12.750,-0.6450,0.07177,0.06330,-0.0799,1.0000,0.0700 -12.500,-0.6677,0.06746,0.05881,-0.0806,1.0000,0.0701 -12.250,-0.6891,0.06379,0.05496,-0.0803,1.0000,0.0703 -12.000,-0.7107,0.06076,0.05174,-0.0789,1.0000,0.0707 -11.750,-0.7142,0.05869,0.04968,-0.0773,1.0000,0.0715 -11.500,-0.7191,0.05705,0.04804,-0.0751,1.0000,0.0726 -11.250,-0.7317,0.05559,0.04655,-0.0719,1.0000,0.0732 -11.000,-0.7506,0.05458,0.04549,-0.0673,1.0000,0.0736 -10.750,-0.7721,0.05383,0.04471,-0.0621,1.0000,0.0742 -10.500,-0.7871,0.05283,0.04363,-0.0577,1.0000,0.0749 -10.250,-0.7742,0.05074,0.04130,-0.0580,0.9939,0.0769 -10.000,-0.7479,0.04822,0.03838,-0.0599,0.9852,0.0794 -9.750,-0.7146,0.04630,0.03633,-0.0620,0.9783,0.0825 -9.500,-0.6791,0.04475,0.03470,-0.0642,0.9717,0.0870 -9.250,-0.6419,0.04326,0.03286,-0.0659,0.9652,0.0916 -9.000,-0.5976,0.04211,0.03184,-0.0681,0.9604,0.0980 -8.750,-0.5531,0.04099,0.03060,-0.0704,0.9561,0.1059 -8.500,-0.5245,0.03999,0.02961,-0.0712,0.9473,0.1140 -8.250,-0.4913,0.03874,0.02839,-0.0733,0.9412,0.1250 -8.000,-0.4718,0.03760,0.02729,-0.0735,0.9308,0.1366 -7.750,-0.4498,0.03616,0.02594,-0.0748,0.9229,0.1530 -7.500,-0.4421,0.03486,0.02476,-0.0739,0.9110,0.1709 -7.250,-0.4360,0.03345,0.02351,-0.0729,0.8997,0.1964 -7.000,-0.4300,0.03175,0.02220,-0.0721,0.8903,0.2387 -6.750,-0.4331,0.03072,0.02170,-0.0688,0.8779,0.2961 -6.500,-0.4018,0.03174,0.02351,-0.0668,0.8724,0.4133 -6.250,-0.3967,0.03182,0.02344,-0.0638,0.8608,0.4592 -6.000,-0.3740,0.03214,0.02353,-0.0630,0.8540,0.4990 -5.750,-0.3615,0.03283,0.02409,-0.0599,0.8439,0.5232 -5.500,-0.3303,0.03403,0.02514,-0.0585,0.8379,0.5469 -5.250,-0.3019,0.03506,0.02601,-0.0568,0.8319,0.5680 -5.000,-0.2814,0.03603,0.02687,-0.0541,0.8233,0.5846 -4.750,-0.2490,0.03680,0.02747,-0.0532,0.8182,0.6009 -4.500,-0.2320,0.03708,0.02762,-0.0511,0.8108,0.6150 -4.250,-0.2134,0.03732,0.02772,-0.0493,0.8032,0.6271 -4.000,-0.1817,0.03743,0.02766,-0.0492,0.7988,0.6357 -3.750,-0.1725,0.03732,0.02745,-0.0470,0.7906,0.6453 -3.500,-0.1542,0.03720,0.02722,-0.0458,0.7840,0.6526 -3.250,-0.1246,0.03704,0.02689,-0.0459,0.7798,0.6590 -3.000,-0.1243,0.03667,0.02643,-0.0433,0.7710,0.6683 -2.750,-0.1004,0.03672,0.02639,-0.0425,0.7653,0.6727 -2.500,-0.0731,0.03646,0.02599,-0.0427,0.7613,0.6785 -2.250,-0.0708,0.03625,0.02570,-0.0405,0.7535,0.6869 -2.000,-0.0518,0.03637,0.02576,-0.0393,0.7478,0.6910 -1.750,-0.0256,0.03623,0.02552,-0.0392,0.7438,0.6963 -1.500,-0.0097,0.03603,0.02521,-0.0386,0.7385,0.7033 -1.250,-0.0017,0.03623,0.02539,-0.0364,0.7310,0.7084 -1.000,0.0225,0.03620,0.02529,-0.0361,0.7268,0.7129 -0.750,0.0504,0.03601,0.02501,-0.0367,0.7238,0.7182 -0.500,0.0500,0.03642,0.02539,-0.0344,0.7160,0.7249 -0.250,0.0677,0.03666,0.02561,-0.0333,0.7111,0.7289 0.000,0.0943,0.03663,0.02553,-0.0335,0.7076,0.7338 0.250,0.1250,0.03647,0.02529,-0.0345,0.7050,0.7392 0.500,0.1176,0.03738,0.02623,-0.0313,0.6959,0.7451 0.750,0.1363,0.03769,0.02654,-0.0305,0.6919,0.7499 1.000,0.1639,0.03777,0.02658,-0.0310,0.6890,0.7557 1.250,0.1967,0.03771,0.02646,-0.0324,0.6867,0.7621 1.500,0.1787,0.03912,0.02795,-0.0276,0.6768,0.7676 1.750,0.2012,0.03944,0.02826,-0.0276,0.6730,0.7735 2.000,0.2321,0.03954,0.02834,-0.0288,0.6703,0.7803 2.500,0.2461,0.04134,0.03021,-0.0254,0.6579,0.7939 2.750,0.2710,0.04165,0.03054,-0.0255,0.6543,0.8009 3.000,0.3002,0.04175,0.03068,-0.0257,0.6516,0.8075 3.250,0.2978,0.04326,0.03222,-0.0240,0.6431,0.8165 3.500,0.3158,0.04377,0.03280,-0.0231,0.6383,0.8238 3.750,0.3441,0.04402,0.03309,-0.0236,0.6351,0.8327 4.000,0.3520,0.04501,0.03415,-0.0219,0.6290,0.8418 4.250,0.3630,0.04597,0.03517,-0.0211,0.6222,0.8524 4.500,0.3868,0.04628,0.03557,-0.0207,0.6183,0.8625 4.750,0.4174,0.04636,0.03573,-0.0209,0.6155,0.8733 5.000,0.4103,0.04809,0.03755,-0.0187,0.6053,0.8875 5.250,0.4352,0.04843,0.03798,-0.0187,0.6009,0.9016 5.500,0.4691,0.04840,0.03807,-0.0193,0.5978,0.9164 5.750,0.4688,0.05025,0.04006,-0.0187,0.5868,0.9365 6.000,0.5091,0.05048,0.04042,-0.0212,0.5823,0.9578 6.500,0.5522,0.05244,0.04257,-0.0237,0.5662,1.0000 6.750,0.5930,0.05236,0.04257,-0.0255,0.5626,1.0000 7.000,0.5953,0.05435,0.04461,-0.0254,0.5498,1.0000 7.250,0.6361,0.05408,0.04443,-0.0268,0.5456,1.0000 7.500,0.6402,0.05596,0.04637,-0.0265,0.5324,1.0000 7.750,0.6827,0.05533,0.04588,-0.0275,0.5281,1.0000 8.000,0.6867,0.05717,0.04778,-0.0271,0.5143,1.0000 8.250,0.7000,0.05836,0.04906,-0.0269,0.5024,1.0000 8.500,0.7371,0.05766,0.04850,-0.0272,0.4955,1.0000 8.750,0.7461,0.05901,0.04995,-0.0267,0.4816,1.0000 9.000,0.7623,0.05970,0.05075,-0.0262,0.4687,1.0000 9.250,0.8031,0.05794,0.04917,-0.0258,0.4608,1.0000 9.750,0.8288,0.05921,0.05068,-0.0242,0.4295,1.0000 10.000,0.8450,0.05941,0.05102,-0.0233,0.4135,1.0000 10.250,0.8634,0.05922,0.05097,-0.0223,0.3970,1.0000 10.500,0.8855,0.05851,0.05039,-0.0212,0.3798,1.0000 10.750,0.8962,0.05928,0.05127,-0.0204,0.3574,1.0000 11.000,0.9229,0.05799,0.05004,-0.0190,0.3330,1.0000 11.250,0.9447,0.05737,0.04934,-0.0177,0.3012,1.0000 11.500,0.9622,0.05733,0.04901,-0.0163,0.2658,1.0000 11.750,0.9681,0.05892,0.05033,-0.0153,0.2336,1.0000 12.000,0.9695,0.06134,0.05254,-0.0148,0.2066,1.0000 12.500,0.9714,0.06671,0.05754,-0.0143,0.1659,1.0000 12.750,0.9736,0.06945,0.06017,-0.0142,0.1502,1.0000 13.000,0.9768,0.07217,0.06278,-0.0142,0.1369,1.0000 13.250,0.9811,0.07476,0.06525,-0.0142,0.1258,1.0000 13.500,0.9875,0.07730,0.06785,-0.0143,0.1156,1.0000 13.750,0.9949,0.07973,0.07030,-0.0143,0.1072,1.0000 14.000,1.0038,0.08190,0.07237,-0.0143,0.1005,1.0000 14.250,1.0125,0.08437,0.07500,-0.0144,0.0939,1.0000 14.500,1.0235,0.08631,0.07687,-0.0144,0.0887,1.0000 14.750,1.0323,0.08896,0.07975,-0.0146,0.0839,1.0000 15.000,1.0419,0.09130,0.08215,-0.0149,0.0797,1.0000 15.250,1.0520,0.09369,0.08461,-0.0151,0.0761,1.0000 15.500,1.0559,0.09715,0.08834,-0.0158,0.0731,1.0000 15.750,1.0624,0.10007,0.09138,-0.0165,0.0704,1.0000 16.000,1.0735,0.10228,0.09357,-0.0168,0.0679,1.0000 16.250,1.0644,0.10787,0.09953,-0.0189,0.0663,1.0000 16.500,1.0543,0.11376,0.10571,-0.0214,0.0650,1.0000 16.750,1.0409,0.12036,0.11257,-0.0246,0.0640,1.0000 17.000,1.0227,0.12818,0.12065,-0.0288,0.0633,1.0000 17.250,0.9908,0.13955,0.13230,-0.0354,0.0631,1.0000 17.500,0.9220,0.16279,0.15578,-0.0496,0.0641,1.0000