Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-ys930-il-50000 Airfoil,ys930-il Reynolds number,50000 Ncrit,9 Mach,0 Max Cl/Cd,24.7019 Max Cl/Cd alpha,6.25 Url,http://airfoiltools.com/polar/csv?polar=xf-ys930-il-50000 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -8.500,-0.4353,0.10702,0.10068,-0.0274,1.0000,0.2351 -8.250,-0.4503,0.10561,0.09938,-0.0256,1.0000,0.2400 -8.000,-0.4840,0.10603,0.10000,-0.0234,1.0000,0.2421 -7.750,-0.4157,0.09573,0.09012,-0.0202,1.0000,0.2429 -7.500,-0.4240,0.09256,0.08701,-0.0189,1.0000,0.2430 -7.250,-0.4180,0.08796,0.08240,-0.0179,1.0000,0.2357 -7.000,-0.5491,0.08631,0.08061,-0.0289,1.0000,0.1374 -6.750,-0.5699,0.07644,0.07072,-0.0367,1.0000,0.1104 -6.500,-0.5712,0.07097,0.06517,-0.0382,1.0000,0.1038 -6.250,-0.5789,0.06083,0.05456,-0.0450,1.0000,0.0938 -6.000,-0.5715,0.05558,0.04908,-0.0458,1.0000,0.0915 -5.750,-0.5613,0.04960,0.04259,-0.0476,1.0000,0.0904 -5.500,-0.5456,0.04435,0.03667,-0.0488,1.0000,0.0915 -5.250,-0.5254,0.03983,0.03135,-0.0494,1.0000,0.0931 -5.000,-0.5015,0.03591,0.02657,-0.0494,1.0000,0.0954 -4.750,-0.4785,0.03306,0.02354,-0.0487,1.0000,0.1004 -4.500,-0.4541,0.03069,0.02085,-0.0478,1.0000,0.1118 -4.250,-0.4307,0.02917,0.01923,-0.0469,1.0000,0.1352 -4.000,-0.4067,0.02785,0.01802,-0.0456,1.0000,0.1782 -3.750,-0.3909,0.02784,0.01862,-0.0427,1.0000,0.3137 -3.500,-0.3781,0.02848,0.01947,-0.0392,1.0000,0.3829 -3.250,-0.3626,0.02850,0.01953,-0.0364,1.0000,0.4278 -3.000,-0.3417,0.02794,0.01877,-0.0350,1.0000,0.4550 -2.750,-0.3180,0.02730,0.01780,-0.0347,1.0000,0.4761 -2.500,-0.2954,0.02669,0.01701,-0.0340,1.0000,0.4932 -2.250,-0.2721,0.02613,0.01618,-0.0335,1.0000,0.5106 -2.000,-0.2481,0.02566,0.01548,-0.0332,1.0000,0.5298 -1.750,-0.2235,0.02524,0.01494,-0.0329,1.0000,0.5507 -1.500,-0.1985,0.02487,0.01446,-0.0328,1.0000,0.5761 -1.250,-0.1741,0.02449,0.01407,-0.0324,1.0000,0.6108 -1.000,-0.1510,0.02401,0.01378,-0.0315,1.0000,0.6610 -0.750,-0.1319,0.02312,0.01348,-0.0291,1.0000,0.7745 -0.500,-0.0884,0.02248,0.01256,-0.0341,1.0000,1.0000 -0.250,-0.0635,0.02280,0.01247,-0.0344,1.0000,1.0000 0.000,-0.0404,0.02314,0.01251,-0.0344,1.0000,1.0000 0.250,-0.0180,0.02350,0.01259,-0.0341,1.0000,1.0000 0.500,0.0039,0.02389,0.01278,-0.0339,1.0000,1.0000 0.750,0.0256,0.02429,0.01303,-0.0335,1.0000,1.0000 1.000,0.0469,0.02473,0.01333,-0.0332,1.0000,1.0000 1.250,0.0681,0.02519,0.01369,-0.0328,1.0000,1.0000 1.500,0.0889,0.02567,0.01409,-0.0324,1.0000,1.0000 1.750,0.1095,0.02619,0.01454,-0.0320,1.0000,1.0000 2.000,0.1299,0.02674,0.01504,-0.0317,1.0000,1.0000 2.250,0.1500,0.02732,0.01560,-0.0313,1.0000,1.0000 2.500,0.1698,0.02793,0.01621,-0.0309,1.0000,1.0000 2.750,0.1893,0.02859,0.01688,-0.0306,1.0000,1.0000 3.000,0.2085,0.02928,0.01763,-0.0302,1.0000,1.0000 3.250,0.2273,0.03002,0.01841,-0.0299,1.0000,1.0000 3.500,0.2458,0.03081,0.01926,-0.0296,1.0000,1.0000 3.750,0.2638,0.03165,0.02018,-0.0293,1.0000,1.0000 4.000,0.2814,0.03255,0.02118,-0.0290,1.0000,1.0000 4.250,0.2986,0.03351,0.02225,-0.0288,1.0000,1.0000 4.500,0.3154,0.03454,0.02347,-0.0286,1.0000,1.0000 4.750,0.3315,0.03564,0.02471,-0.0285,1.0000,1.0000 5.000,0.3470,0.03683,0.02606,-0.0284,1.0000,1.0000 5.250,0.3620,0.03812,0.02753,-0.0284,1.0000,1.0000 5.500,0.4517,0.04169,0.03174,-0.0421,0.9506,1.0000 5.750,0.5132,0.04347,0.03405,-0.0490,0.9116,1.0000 6.000,0.5799,0.04442,0.03566,-0.0552,0.8686,1.0000 6.250,0.7749,0.03137,0.01982,-0.0458,0.1146,1.0000 6.500,0.8926,0.03722,0.02540,-0.0579,0.0834,1.0000 6.750,0.9335,0.04066,0.02937,-0.0584,0.0818,1.0000 7.000,0.9661,0.04465,0.03380,-0.0580,0.0823,1.0000 7.250,0.9928,0.04855,0.03810,-0.0569,0.0842,1.0000 7.500,1.0028,0.05160,0.04213,-0.0526,0.0894,1.0000 7.750,1.0153,0.05576,0.04674,-0.0500,0.0934,1.0000 8.000,1.0298,0.06059,0.05190,-0.0483,0.0958,1.0000 8.250,1.0238,0.06386,0.05605,-0.0431,0.1051,1.0000 8.500,1.0216,0.06824,0.06095,-0.0397,0.1152,1.0000 8.750,1.0125,0.07312,0.06631,-0.0365,0.1289,1.0000 9.000,1.0193,0.08280,0.07642,-0.0369,0.1759,1.0000 9.250,0.9679,0.08433,0.07812,-0.0320,0.1727,1.0000 9.500,0.9288,0.08985,0.08380,-0.0317,0.1926,1.0000 9.750,0.8898,0.09555,0.08950,-0.0333,0.1955,1.0000 10.000,0.8490,0.10619,0.10009,-0.0422,0.2267,1.0000 10.250,0.7606,0.09813,0.09240,-0.0253,0.1530,1.0000 10.500,0.7258,0.10783,0.10205,-0.0320,0.1669,1.0000