Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-naca66209-il-100000-n5 Airfoil,naca66209-il Reynolds number,100000 Ncrit,5 Mach,0 Max Cl/Cd,40.5556 Max Cl/Cd alpha,3.25 Url,http://airfoiltools.com/polar/csv?polar=xf-naca66209-il-100000-n5 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -9.500,-0.5180,0.09237,0.08741,-0.0376,1.0000,0.0425 -9.250,-0.5113,0.08857,0.08358,-0.0368,1.0000,0.0350 -8.750,-0.5346,0.07603,0.07107,-0.0466,1.0000,0.0263 -8.500,-0.5462,0.07272,0.06778,-0.0460,1.0000,0.0259 -8.250,-0.5571,0.06925,0.06433,-0.0451,1.0000,0.0257 -8.000,-0.5664,0.06616,0.06117,-0.0434,1.0000,0.0252 -7.750,-0.5765,0.06311,0.05805,-0.0411,1.0000,0.0249 -7.500,-0.5858,0.06027,0.05513,-0.0382,1.0000,0.0247 -7.250,-0.5936,0.05748,0.05220,-0.0351,1.0000,0.0250 -7.000,-0.5991,0.05457,0.04905,-0.0319,1.0000,0.0258 -6.750,-0.6006,0.05179,0.04608,-0.0290,1.0000,0.0258 -6.500,-0.5846,0.04836,0.04216,-0.0289,0.9963,0.0270 -6.250,-0.5653,0.04395,0.03735,-0.0299,0.9913,0.0268 -6.000,-0.5430,0.03985,0.03276,-0.0307,0.9869,0.0267 -5.750,-0.5201,0.03651,0.02890,-0.0309,0.9824,0.0269 -5.500,-0.4942,0.03386,0.02569,-0.0311,0.9785,0.0275 -5.250,-0.4699,0.03020,0.02167,-0.0319,0.9756,0.0297 -5.000,-0.4452,0.02845,0.01969,-0.0321,0.9713,0.0322 -4.750,-0.4160,0.02637,0.01717,-0.0324,0.9682,0.0329 -4.500,-0.3850,0.02458,0.01507,-0.0329,0.9659,0.0341 -4.250,-0.3564,0.02315,0.01341,-0.0330,0.9630,0.0355 -4.000,-0.3298,0.02226,0.01231,-0.0329,0.9593,0.0393 -3.750,-0.3014,0.02107,0.01103,-0.0331,0.9564,0.0414 -3.500,-0.2730,0.01987,0.00981,-0.0336,0.9538,0.0439 -3.250,-0.2450,0.01908,0.00896,-0.0340,0.9508,0.0475 -3.000,-0.2220,0.01859,0.00834,-0.0333,0.9462,0.0528 -2.750,-0.1953,0.01801,0.00774,-0.0335,0.9429,0.0631 -2.500,-0.1658,0.01747,0.00717,-0.0341,0.9403,0.0783 -2.250,-0.1576,0.01465,0.00711,-0.0312,0.9371,0.6341 -2.000,-0.1502,0.01502,0.00785,-0.0248,0.9313,0.8097 -1.750,-0.1321,0.01550,0.00828,-0.0210,0.9279,0.8643 -1.500,-0.1044,0.01601,0.00869,-0.0189,0.9262,0.9059 -1.250,-0.0570,0.01639,0.00890,-0.0216,0.9265,0.9348 -1.000,-0.0204,0.01639,0.00874,-0.0238,0.9247,0.9404 -0.750,0.0101,0.01640,0.00865,-0.0249,0.9209,0.9453 -0.500,0.0389,0.01641,0.00858,-0.0257,0.9172,0.9507 -0.250,0.0734,0.01642,0.00851,-0.0276,0.9146,0.9543 0.000,0.1112,0.01643,0.00847,-0.0302,0.9125,0.9568 0.250,0.1490,0.01644,0.00846,-0.0327,0.9108,0.9598 0.500,0.1735,0.01652,0.00855,-0.0327,0.9052,0.9658 0.750,0.2101,0.01655,0.00859,-0.0351,0.9019,0.9683 1.000,0.2484,0.01656,0.00863,-0.0377,0.8990,0.9710 1.250,0.2849,0.01657,0.00873,-0.0399,0.8959,0.9743 1.500,0.3152,0.01666,0.00890,-0.0410,0.8900,0.9789 1.750,0.3518,0.01666,0.00901,-0.0432,0.8861,0.9818 2.000,0.3907,0.01662,0.00910,-0.0457,0.8829,0.9842 2.250,0.4205,0.01670,0.00937,-0.0467,0.8751,0.9896 2.500,0.4598,0.01642,0.00927,-0.0486,0.8664,0.9916 2.750,0.5007,0.01479,0.00774,-0.0476,0.8266,0.9902 3.000,0.5263,0.01380,0.00681,-0.0449,0.7650,0.9945 3.250,0.5475,0.01350,0.00556,-0.0410,0.5175,0.9983 3.500,0.5384,0.01589,0.00612,-0.0350,0.1768,1.0000 3.750,0.5436,0.01719,0.00673,-0.0315,0.0748,1.0000 4.000,0.5553,0.01785,0.00734,-0.0287,0.0608,1.0000 4.250,0.5683,0.01840,0.00799,-0.0260,0.0545,1.0000 4.500,0.5799,0.01916,0.00874,-0.0233,0.0479,1.0000 4.750,0.5955,0.01979,0.00953,-0.0212,0.0434,1.0000 5.000,0.6118,0.02066,0.01047,-0.0193,0.0407,1.0000 5.250,0.6301,0.02171,0.01156,-0.0178,0.0385,1.0000 5.500,0.6512,0.02302,0.01287,-0.0168,0.0367,1.0000 5.750,0.6768,0.02510,0.01496,-0.0166,0.0351,1.0000 6.000,0.7024,0.02641,0.01648,-0.0161,0.0331,1.0000 6.250,0.7278,0.02789,0.01827,-0.0156,0.0309,1.0000 6.500,0.7532,0.02998,0.02066,-0.0151,0.0298,1.0000 6.750,0.7765,0.03231,0.02337,-0.0142,0.0291,1.0000 7.000,0.7971,0.03494,0.02641,-0.0129,0.0286,1.0000 7.250,0.8149,0.03775,0.02967,-0.0114,0.0281,1.0000 7.500,0.8305,0.04003,0.03224,-0.0100,0.0262,1.0000 7.750,0.8444,0.04223,0.03462,-0.0090,0.0245,1.0000 8.000,0.8535,0.04568,0.03837,-0.0073,0.0237,1.0000 8.250,0.8596,0.04949,0.04261,-0.0053,0.0235,1.0000 8.500,0.8629,0.05331,0.04680,-0.0032,0.0234,1.0000 8.750,0.8641,0.05700,0.05082,-0.0010,0.0234,1.0000 9.000,0.8623,0.06065,0.05478,0.0012,0.0235,1.0000 9.250,0.8572,0.06425,0.05867,0.0034,0.0237,1.0000 9.500,0.8472,0.06781,0.06248,0.0058,0.0241,1.0000 9.750,0.8255,0.07199,0.06693,0.0082,0.0247,1.0000 10.000,0.8006,0.07730,0.07244,0.0083,0.0255,1.0000 10.250,0.7785,0.08335,0.07861,0.0060,0.0262,1.0000 10.500,0.7590,0.09069,0.08597,0.0013,0.0269,1.0000