Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-s4233-il-1000000 Airfoil,s4233-il Reynolds number,1000000 Ncrit,9 Mach,0 Max Cl/Cd,136.016 Max Cl/Cd alpha,5.75 Url,http://airfoiltools.com/polar/csv?polar=xf-s4233-il-1000000 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -11.000,-0.2840,0.08372,0.08193,-0.0521,0.8794,0.0151 -10.750,-0.2889,0.07811,0.07631,-0.0544,0.8727,0.0153 -10.500,-0.2989,0.07119,0.06936,-0.0574,0.8672,0.0155 -10.250,-0.3180,0.06186,0.06005,-0.0617,0.8619,0.0157 -10.000,-0.5512,0.04034,0.03762,-0.0868,0.8686,0.0144 -9.750,-0.5566,0.03773,0.03481,-0.0853,0.8572,0.0144 -9.500,-0.5489,0.03591,0.03290,-0.0845,0.8485,0.0146 -9.250,-0.5357,0.03478,0.03171,-0.0838,0.8399,0.0149 -9.000,-0.5275,0.03274,0.02950,-0.0829,0.8318,0.0151 -8.750,-0.5156,0.03101,0.02758,-0.0821,0.8240,0.0155 -8.500,-0.5332,0.02084,0.01608,-0.0777,0.8157,0.0112 -8.250,-0.5120,0.01951,0.01453,-0.0770,0.8089,0.0111 -8.000,-0.4894,0.01835,0.01320,-0.0765,0.8026,0.0111 -7.750,-0.4666,0.01716,0.01187,-0.0761,0.7959,0.0111 -7.500,-0.4433,0.01613,0.01074,-0.0756,0.7898,0.0113 -7.250,-0.4186,0.01539,0.00993,-0.0754,0.7833,0.0117 -7.000,-0.3944,0.01454,0.00897,-0.0750,0.7770,0.0117 -6.750,-0.3694,0.01380,0.00816,-0.0747,0.7709,0.0119 -6.500,-0.3442,0.01316,0.00744,-0.0744,0.7645,0.0121 -6.250,-0.3188,0.01258,0.00679,-0.0741,0.7587,0.0124 -6.000,-0.2928,0.01206,0.00621,-0.0739,0.7523,0.0127 -5.750,-0.2668,0.01161,0.00568,-0.0737,0.7463,0.0130 -5.500,-0.2400,0.01121,0.00523,-0.0736,0.7404,0.0134 -5.250,-0.2132,0.01085,0.00480,-0.0735,0.7342,0.0137 -5.000,-0.1862,0.01054,0.00443,-0.0734,0.7285,0.0139 -4.750,-0.1598,0.01001,0.00382,-0.0733,0.7224,0.0143 -4.500,-0.1328,0.00965,0.00339,-0.0732,0.7166,0.0150 -4.250,-0.1051,0.00939,0.00310,-0.0733,0.7109,0.0159 -4.000,-0.0773,0.00917,0.00284,-0.0733,0.7049,0.0170 -3.750,-0.0495,0.00899,0.00258,-0.0733,0.6991,0.0181 -3.500,-0.0213,0.00875,0.00233,-0.0734,0.6935,0.0210 -3.250,0.0057,0.00832,0.00206,-0.0734,0.6877,0.0602 -3.000,0.0320,0.00779,0.00183,-0.0734,0.6822,0.1446 -2.750,0.0590,0.00736,0.00168,-0.0736,0.6765,0.2225 -2.500,0.0860,0.00702,0.00156,-0.0737,0.6708,0.2987 -2.250,0.1136,0.00675,0.00148,-0.0739,0.6655,0.3632 -2.000,0.1415,0.00653,0.00141,-0.0740,0.6597,0.4182 -1.750,0.1691,0.00638,0.00137,-0.0741,0.6542,0.4722 -1.500,0.1971,0.00619,0.00136,-0.0742,0.6487,0.5302 -1.250,0.2253,0.00610,0.00135,-0.0743,0.6430,0.5694 -1.000,0.2536,0.00609,0.00134,-0.0744,0.6376,0.5912 -0.750,0.2824,0.00606,0.00134,-0.0746,0.6319,0.6116 -0.500,0.3109,0.00606,0.00134,-0.0748,0.6263,0.6301 0.000,0.3681,0.00605,0.00136,-0.0751,0.6149,0.6620 0.250,0.3963,0.00607,0.00138,-0.0752,0.6092,0.6767 0.500,0.4249,0.00607,0.00140,-0.0753,0.6036,0.6906 0.750,0.4533,0.00608,0.00142,-0.0755,0.5974,0.7038 1.000,0.4816,0.00611,0.00145,-0.0756,0.5917,0.7168 1.250,0.5101,0.00611,0.00149,-0.0757,0.5855,0.7302 1.500,0.5381,0.00615,0.00153,-0.0758,0.5792,0.7444 1.750,0.5664,0.00616,0.00157,-0.0759,0.5731,0.7592 2.000,0.5943,0.00618,0.00162,-0.0760,0.5664,0.7746 2.250,0.6221,0.00621,0.00168,-0.0760,0.5601,0.7906 2.500,0.6498,0.00623,0.00174,-0.0760,0.5532,0.8076 2.750,0.6770,0.00627,0.00182,-0.0759,0.5464,0.8263 3.000,0.7043,0.00627,0.00189,-0.0758,0.5392,0.8471 3.250,0.7304,0.00632,0.00197,-0.0754,0.5319,0.8703 3.500,0.7563,0.00631,0.00205,-0.0750,0.5244,0.8977 3.750,0.7804,0.00635,0.00214,-0.0741,0.5167,0.9318 4.000,0.8119,0.00637,0.00221,-0.0749,0.5081,0.9688 4.250,0.8519,0.00647,0.00229,-0.0777,0.4985,1.0000 4.500,0.8786,0.00661,0.00239,-0.0777,0.4889,1.0000 4.750,0.9056,0.00673,0.00250,-0.0777,0.4792,1.0000 5.000,0.9323,0.00688,0.00262,-0.0776,0.4687,1.0000 5.250,0.9585,0.00706,0.00276,-0.0775,0.4570,1.0000 5.500,0.9847,0.00724,0.00290,-0.0774,0.4437,1.0000 5.750,1.0106,0.00743,0.00305,-0.0772,0.4294,1.0000 6.000,1.0366,0.00763,0.00322,-0.0770,0.4164,1.0000 6.250,1.0612,0.00791,0.00343,-0.0767,0.3972,1.0000 6.500,1.0853,0.00822,0.00365,-0.0762,0.3737,1.0000 6.750,1.1086,0.00858,0.00391,-0.0757,0.3502,1.0000 7.000,1.1311,0.00898,0.00420,-0.0750,0.3252,1.0000 7.250,1.1536,0.00937,0.00449,-0.0744,0.3015,1.0000 7.500,1.1746,0.00984,0.00484,-0.0735,0.2758,1.0000 7.750,1.1944,0.01037,0.00524,-0.0724,0.2481,1.0000 8.000,1.2120,0.01099,0.00570,-0.0710,0.2156,1.0000 8.250,1.2275,0.01170,0.00622,-0.0693,0.1826,1.0000 8.500,1.2405,0.01249,0.00682,-0.0672,0.1495,1.0000 8.750,1.2522,0.01325,0.00743,-0.0649,0.1211,1.0000 9.000,1.2589,0.01402,0.00806,-0.0617,0.0972,1.0000 9.250,1.2647,0.01485,0.00877,-0.0584,0.0763,1.0000 9.500,1.2725,0.01566,0.00950,-0.0557,0.0600,1.0000 9.750,1.2778,0.01667,0.01040,-0.0529,0.0433,1.0000 10.000,1.2837,0.01771,0.01137,-0.0503,0.0298,1.0000 10.250,1.2861,0.01904,0.01261,-0.0475,0.0164,1.0000 10.500,1.2943,0.02011,0.01368,-0.0455,0.0126,1.0000 10.750,1.3044,0.02112,0.01472,-0.0438,0.0114,1.0000 11.000,1.3128,0.02228,0.01592,-0.0421,0.0102,1.0000 11.250,1.3239,0.02330,0.01700,-0.0408,0.0099,1.0000 11.500,1.3332,0.02448,0.01824,-0.0393,0.0094,1.0000 11.750,1.3420,0.02573,0.01955,-0.0380,0.0091,1.0000 12.000,1.3496,0.02713,0.02100,-0.0367,0.0087,1.0000 12.250,1.3571,0.02858,0.02251,-0.0355,0.0085,1.0000 12.500,1.3604,0.03042,0.02443,-0.0342,0.0081,1.0000 12.750,1.3604,0.03262,0.02672,-0.0328,0.0078,1.0000 13.000,1.3642,0.03456,0.02874,-0.0318,0.0078,1.0000 13.250,1.3702,0.03635,0.03060,-0.0310,0.0076,1.0000 13.500,1.3758,0.03825,0.03257,-0.0303,0.0075,1.0000 13.750,1.3818,0.04017,0.03455,-0.0298,0.0072,1.0000 14.000,1.3839,0.04253,0.03700,-0.0292,0.0071,1.0000 14.250,1.3862,0.04497,0.03952,-0.0288,0.0070,1.0000 14.500,1.3863,0.04772,0.04236,-0.0285,0.0069,1.0000 14.750,1.3883,0.05034,0.04506,-0.0284,0.0068,1.0000 15.000,1.3896,0.05309,0.04789,-0.0284,0.0067,1.0000 15.250,1.3890,0.05619,0.05107,-0.0285,0.0066,1.0000 15.500,1.3867,0.05958,0.05455,-0.0288,0.0065,1.0000 15.750,1.3853,0.06293,0.05798,-0.0292,0.0064,1.0000 16.000,1.3838,0.06639,0.06154,-0.0298,0.0065,1.0000 16.250,1.3783,0.07049,0.06570,-0.0306,0.0062,1.0000 16.500,1.3759,0.07425,0.06956,-0.0314,0.0062,1.0000 16.750,1.3714,0.07839,0.07380,-0.0325,0.0062,1.0000 17.000,1.3652,0.08288,0.07838,-0.0337,0.0061,1.0000 17.250,1.3600,0.08731,0.08290,-0.0350,0.0060,1.0000 17.500,1.3516,0.09222,0.08791,-0.0365,0.0059,1.0000 17.750,1.3454,0.09690,0.09268,-0.0381,0.0059,1.0000