Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-k3311-il-50000-n5 Airfoil,k3311-il Reynolds number,50000 Ncrit,5 Mach,0 Max Cl/Cd,36.4906 Max Cl/Cd alpha,7.5 Url,http://airfoiltools.com/polar/csv?polar=xf-k3311-il-50000-n5 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -9.250,-0.3678,0.10643,0.09950,-0.0347,1.0000,0.1425 -9.000,-0.3921,0.10493,0.09821,-0.0379,1.0000,0.1447 -8.500,-0.3945,0.08924,0.08256,-0.0446,1.0000,0.0703 -8.250,-0.3940,0.08614,0.07953,-0.0436,1.0000,0.0688 -8.000,-0.4012,0.08294,0.07644,-0.0434,1.0000,0.0673 -7.750,-0.4099,0.07917,0.07278,-0.0443,1.0000,0.0659 -7.500,-0.4203,0.07510,0.06878,-0.0455,1.0000,0.0643 -7.250,-0.4327,0.07085,0.06456,-0.0464,1.0000,0.0627 -7.000,-0.4469,0.06612,0.05974,-0.0472,1.0000,0.0609 -6.750,-0.4636,0.06076,0.05385,-0.0485,1.0000,0.0584 -6.500,-0.4620,0.05760,0.05058,-0.0474,1.0000,0.0581 -6.250,-0.4601,0.05434,0.04703,-0.0465,1.0000,0.0583 -6.000,-0.4547,0.05147,0.04409,-0.0454,1.0000,0.0593 -5.750,-0.4467,0.04938,0.04197,-0.0442,1.0000,0.0609 -5.500,-0.4167,0.04549,0.03761,-0.0477,0.9924,0.0617 -5.250,-0.3837,0.04160,0.03304,-0.0510,0.9843,0.0614 -5.000,-0.3502,0.03849,0.02937,-0.0536,0.9760,0.0617 -4.750,-0.3171,0.03608,0.02650,-0.0556,0.9674,0.0628 -4.500,-0.2826,0.03418,0.02419,-0.0576,0.9591,0.0660 -4.250,-0.2468,0.03235,0.02189,-0.0594,0.9510,0.0682 -4.000,-0.2135,0.03077,0.01992,-0.0604,0.9421,0.0692 -3.750,-0.1754,0.02939,0.01821,-0.0622,0.9351,0.0706 -3.500,-0.1445,0.02824,0.01693,-0.0627,0.9256,0.0723 -3.250,-0.1064,0.02715,0.01575,-0.0646,0.9192,0.0758 -3.000,-0.0769,0.02646,0.01492,-0.0651,0.9089,0.0820 -2.750,-0.0411,0.02566,0.01398,-0.0667,0.9013,0.0890 -2.500,-0.0078,0.02496,0.01316,-0.0678,0.8926,0.0976 -2.000,0.0578,0.02245,0.01170,-0.0708,0.8767,0.3079 -1.750,0.0748,0.02143,0.01198,-0.0680,0.8670,0.6236 -1.500,0.1549,0.02043,0.01177,-0.0744,0.8658,0.9871 -1.250,0.1917,0.02043,0.01136,-0.0767,0.8573,1.0000 -1.000,0.2192,0.02049,0.01111,-0.0771,0.8467,1.0000 -0.750,0.2444,0.02063,0.01097,-0.0769,0.8353,1.0000 -0.500,0.2733,0.02073,0.01083,-0.0773,0.8256,1.0000 -0.250,0.3037,0.02081,0.01068,-0.0778,0.8162,1.0000 0.000,0.3285,0.02101,0.01069,-0.0775,0.8050,1.0000 0.250,0.3566,0.02116,0.01066,-0.0776,0.7954,1.0000 0.500,0.3874,0.02125,0.01058,-0.0780,0.7866,1.0000 0.750,0.4119,0.02149,0.01070,-0.0775,0.7756,1.0000 1.000,0.4397,0.02167,0.01076,-0.0775,0.7661,1.0000 1.250,0.4695,0.02177,0.01075,-0.0776,0.7570,1.0000 1.500,0.4932,0.02206,0.01096,-0.0769,0.7456,1.0000 1.750,0.5193,0.02228,0.01110,-0.0765,0.7351,1.0000 2.000,0.5499,0.02235,0.01110,-0.0766,0.7262,1.0000 2.250,0.5724,0.02268,0.01140,-0.0758,0.7144,1.0000 2.500,0.5968,0.02297,0.01166,-0.0751,0.7036,1.0000 2.750,0.6250,0.02314,0.01181,-0.0749,0.6945,1.0000 3.000,0.6512,0.02339,0.01205,-0.0745,0.6846,1.0000 3.250,0.6750,0.02375,0.01243,-0.0738,0.6740,1.0000 3.500,0.7022,0.02399,0.01269,-0.0735,0.6647,1.0000 3.750,0.7288,0.02426,0.01299,-0.0730,0.6549,1.0000 4.000,0.7508,0.02472,0.01351,-0.0721,0.6435,1.0000 4.250,0.7744,0.02511,0.01399,-0.0713,0.6326,1.0000 4.500,0.8005,0.02537,0.01430,-0.0708,0.6221,1.0000 4.750,0.8244,0.02569,0.01470,-0.0699,0.6106,1.0000 5.000,0.8455,0.02612,0.01525,-0.0688,0.5979,1.0000 5.250,0.8675,0.02649,0.01574,-0.0677,0.5855,1.0000 5.500,0.8906,0.02683,0.01618,-0.0667,0.5736,1.0000 5.750,0.9155,0.02708,0.01654,-0.0659,0.5620,1.0000 6.000,0.9428,0.02722,0.01682,-0.0653,0.5510,1.0000 6.250,0.9636,0.02770,0.01744,-0.0641,0.5377,1.0000 6.500,0.9848,0.02815,0.01806,-0.0629,0.5244,1.0000 6.750,1.0064,0.02859,0.01865,-0.0617,0.5107,1.0000 7.000,1.0280,0.02897,0.01922,-0.0605,0.4962,1.0000 7.250,1.0495,0.02921,0.01959,-0.0590,0.4795,1.0000 7.500,1.0710,0.02935,0.01982,-0.0574,0.4616,1.0000 7.750,1.0860,0.02986,0.02050,-0.0553,0.4423,1.0000 8.000,1.1011,0.03038,0.02120,-0.0532,0.4234,1.0000 8.250,1.1173,0.03087,0.02189,-0.0512,0.4052,1.0000 8.500,1.1343,0.03131,0.02246,-0.0493,0.3870,1.0000 8.750,1.1455,0.03208,0.02343,-0.0469,0.3672,1.0000 9.000,1.1558,0.03258,0.02396,-0.0441,0.3433,1.0000 9.250,1.1535,0.03345,0.02473,-0.0400,0.3117,1.0000 9.500,1.1459,0.03473,0.02590,-0.0357,0.2771,1.0000 9.750,1.1379,0.03642,0.02740,-0.0322,0.2414,1.0000 10.000,1.1314,0.03851,0.02935,-0.0296,0.2078,1.0000 10.250,1.1248,0.04097,0.03174,-0.0275,0.1754,1.0000 10.500,1.1165,0.04389,0.03449,-0.0259,0.1452,1.0000 10.750,1.1065,0.04728,0.03770,-0.0248,0.1200,1.0000 11.000,1.0965,0.05095,0.04121,-0.0240,0.1024,1.0000 11.250,1.0869,0.05481,0.04498,-0.0235,0.0886,1.0000 11.500,1.0804,0.05852,0.04869,-0.0231,0.0772,1.0000 11.750,1.0764,0.06204,0.05225,-0.0229,0.0690,1.0000 12.000,1.0710,0.06578,0.05595,-0.0229,0.0633,1.0000 12.250,1.0708,0.06902,0.05935,-0.0227,0.0580,1.0000 12.500,1.0702,0.07231,0.06270,-0.0226,0.0547,1.0000 12.750,1.0703,0.07556,0.06597,-0.0225,0.0519,1.0000 13.000,1.0743,0.07851,0.06916,-0.0221,0.0487,1.0000 13.250,1.0763,0.08175,0.07256,-0.0222,0.0459,1.0000 13.500,1.0778,0.08503,0.07594,-0.0224,0.0436,1.0000 13.750,1.0827,0.08791,0.07884,-0.0220,0.0418,1.0000 14.000,1.0866,0.09145,0.08271,-0.0221,0.0407,1.0000 14.250,1.0864,0.09569,0.08726,-0.0227,0.0399,1.0000 14.500,1.0813,0.10075,0.09261,-0.0242,0.0391,1.0000 14.750,1.0728,0.10650,0.09863,-0.0265,0.0386,1.0000 15.000,1.0614,0.11299,0.10537,-0.0295,0.0384,1.0000 15.250,1.0467,0.12046,0.11308,-0.0334,0.0384,1.0000 15.500,1.0291,0.12909,0.12192,-0.0383,0.0386,1.0000 15.750,1.0090,0.13905,0.13206,-0.0442,0.0391,1.0000