Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-s811-nr-200000-n5 Airfoil,s811-nr Reynolds number,200000 Ncrit,5 Mach,0 Max Cl/Cd,52.2765 Max Cl/Cd alpha,10.25 Url,http://airfoiltools.com/polar/csv?polar=xf-s811-nr-200000-n5 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -11.250,-0.3818,0.10944,0.10350,-0.0229,1.0000,0.2665 -11.000,-0.3645,0.10880,0.10289,-0.0225,1.0000,0.2670 -10.750,-0.3478,0.10811,0.10222,-0.0220,1.0000,0.2675 -10.500,-0.3308,0.10749,0.10163,-0.0216,1.0000,0.2682 -10.250,-0.3151,0.10675,0.10092,-0.0211,1.0000,0.2689 -10.000,-0.2830,0.10462,0.09878,-0.0249,0.9934,0.2699 -9.000,-0.1128,0.08748,0.08046,-0.0632,0.7175,0.2806 -8.750,-0.0950,0.08690,0.07958,-0.0629,0.6630,0.2811 -8.500,-0.0783,0.08624,0.07873,-0.0624,0.6287,0.2817 -8.250,-0.0623,0.08539,0.07774,-0.0622,0.6036,0.2824 -8.000,-0.0462,0.08452,0.07676,-0.0620,0.5843,0.2832 -7.750,-0.0316,0.08346,0.07560,-0.0619,0.5691,0.2842 -7.500,-0.0181,0.08227,0.07432,-0.0619,0.5561,0.2855 -7.000,-0.0391,0.07532,0.06722,-0.0629,0.5422,0.2936 -6.750,-0.0202,0.07466,0.06649,-0.0627,0.5324,0.2941 -6.500,-0.0016,0.07388,0.06568,-0.0626,0.5236,0.2945 -6.250,0.0165,0.07315,0.06490,-0.0624,0.5155,0.2951 -6.000,0.0346,0.07240,0.06411,-0.0623,0.5087,0.2957 -5.750,0.0511,0.07145,0.06314,-0.0622,0.5025,0.2964 -4.750,0.0478,0.06157,0.05309,-0.0625,0.4866,0.3072 -4.500,0.0665,0.06091,0.05242,-0.0623,0.4816,0.3076 -4.250,0.0849,0.06030,0.05179,-0.0620,0.4770,0.3081 -4.000,0.1028,0.05966,0.05112,-0.0616,0.4731,0.3086 -3.750,0.1218,0.05907,0.05053,-0.0613,0.4696,0.3092 -3.500,0.1407,0.05850,0.04998,-0.0611,0.4661,0.3099 -2.500,-0.0544,0.03455,0.02589,-0.0570,0.4629,0.3361 -2.250,-0.0358,0.03412,0.02548,-0.0566,0.4598,0.3367 -2.000,-0.0171,0.03368,0.02503,-0.0563,0.4569,0.3372 -1.750,0.0006,0.03310,0.02443,-0.0562,0.4543,0.3379 -1.500,0.0168,0.03219,0.02349,-0.0566,0.4519,0.3390 -1.250,0.0117,0.02765,0.01876,-0.0613,0.4502,0.3440 -1.000,0.0234,0.02432,0.01508,-0.0655,0.4480,0.3492 -0.750,0.0480,0.02308,0.01363,-0.0673,0.4455,0.3511 -0.500,0.0752,0.02278,0.01333,-0.0678,0.4429,0.3519 -0.250,0.1028,0.02266,0.01324,-0.0679,0.4405,0.3526 0.000,0.1304,0.02257,0.01317,-0.0681,0.4381,0.3532 0.250,0.1582,0.02252,0.01312,-0.0683,0.4358,0.3539 0.500,0.1863,0.02249,0.01307,-0.0686,0.4335,0.3546 0.750,0.2145,0.02243,0.01303,-0.0689,0.4315,0.3554 1.000,0.2427,0.02234,0.01299,-0.0692,0.4296,0.3563 1.250,0.2710,0.02223,0.01292,-0.0696,0.4277,0.3572 1.500,0.2995,0.02212,0.01283,-0.0701,0.4257,0.3583 1.750,0.3282,0.02200,0.01272,-0.0706,0.4238,0.3594 2.000,0.3570,0.02188,0.01260,-0.0711,0.4220,0.3608 2.250,0.3861,0.02175,0.01247,-0.0717,0.4203,0.3623 2.500,0.4155,0.02162,0.01231,-0.0724,0.4186,0.3639 2.750,0.4452,0.02149,0.01212,-0.0731,0.4171,0.3655 3.000,0.4753,0.02139,0.01195,-0.0739,0.4155,0.3668 3.250,0.5050,0.02137,0.01189,-0.0745,0.4137,0.3678 3.500,0.5333,0.02138,0.01199,-0.0747,0.4120,0.3687 3.750,0.5614,0.02142,0.01214,-0.0748,0.4105,0.3695 4.000,0.5896,0.02150,0.01232,-0.0749,0.4089,0.3705 4.250,0.6178,0.02159,0.01250,-0.0751,0.4073,0.3714 4.500,0.6461,0.02168,0.01268,-0.0752,0.4057,0.3724 4.750,0.6744,0.02177,0.01285,-0.0754,0.4039,0.3736 5.000,0.7028,0.02185,0.01298,-0.0755,0.4019,0.3748 5.250,0.7314,0.02193,0.01311,-0.0758,0.4002,0.3760 5.500,0.7602,0.02203,0.01324,-0.0760,0.3987,0.3774 5.750,0.7892,0.02213,0.01336,-0.0763,0.3970,0.3791 6.000,0.8188,0.02226,0.01348,-0.0767,0.3952,0.3808 6.250,0.8476,0.02243,0.01367,-0.0770,0.3934,0.3824 6.500,0.8740,0.02254,0.01387,-0.0769,0.3911,0.3838 6.750,0.9000,0.02262,0.01408,-0.0767,0.3883,0.3850 7.000,0.9260,0.02270,0.01429,-0.0764,0.3853,0.3861 7.250,0.9526,0.02277,0.01446,-0.0762,0.3823,0.3873 7.500,0.9797,0.02282,0.01456,-0.0760,0.3793,0.3885 7.750,1.0082,0.02287,0.01460,-0.0760,0.3759,0.3898 8.000,1.0301,0.02295,0.01486,-0.0750,0.3714,0.3911 8.250,1.0530,0.02296,0.01499,-0.0741,0.3661,0.3925 8.500,1.0775,0.02289,0.01496,-0.0735,0.3611,0.3940 8.750,1.1031,0.02287,0.01493,-0.0730,0.3565,0.3957 9.000,1.1228,0.02297,0.01521,-0.0717,0.3504,0.3974 9.250,1.1441,0.02295,0.01525,-0.0706,0.3439,0.3992 9.500,1.1649,0.02296,0.01527,-0.0694,0.3370,0.4008 9.750,1.1826,0.02301,0.01545,-0.0678,0.3272,0.4023 10.000,1.1986,0.02306,0.01560,-0.0659,0.3165,0.4037 10.250,1.2102,0.02315,0.01575,-0.0633,0.3042,0.4050 10.500,1.2207,0.02340,0.01605,-0.0607,0.2892,0.4062 10.750,1.2295,0.02385,0.01650,-0.0581,0.2703,0.4075 11.000,1.2314,0.02464,0.01720,-0.0548,0.2486,0.4088 11.250,1.2271,0.02586,0.01831,-0.0513,0.2281,0.4099 11.500,1.2189,0.02748,0.01987,-0.0480,0.2097,0.4109 11.750,1.2099,0.02942,0.02178,-0.0453,0.1944,0.4120 12.000,1.1994,0.03177,0.02414,-0.0433,0.1804,0.4131 12.250,1.1873,0.03463,0.02701,-0.0420,0.1679,0.4141 12.500,1.1744,0.03796,0.03036,-0.0414,0.1571,0.4150 12.750,1.1600,0.04179,0.03423,-0.0414,0.1478,0.4159 13.000,1.1465,0.04580,0.03828,-0.0418,0.1385,0.4168 13.250,1.1332,0.04996,0.04247,-0.0424,0.1303,0.4178 13.500,1.1194,0.05429,0.04682,-0.0432,0.1228,0.4186 13.750,1.1097,0.05829,0.05084,-0.0440,0.1150,0.4196 14.000,1.0993,0.06244,0.05502,-0.0450,0.1081,0.4206 14.250,1.0918,0.06639,0.05902,-0.0460,0.1010,0.4217 14.500,1.0862,0.07024,0.06291,-0.0471,0.0946,0.4228 14.750,1.0803,0.07423,0.06692,-0.0483,0.0884,0.4240 15.000,1.0783,0.07781,0.07055,-0.0494,0.0821,0.4253 15.250,1.0753,0.08162,0.07438,-0.0506,0.0767,0.4266 15.500,1.0740,0.08526,0.07805,-0.0519,0.0712,0.4280 15.750,1.0734,0.08888,0.08170,-0.0531,0.0663,0.4294 16.250,1.0736,0.09606,0.08894,-0.0558,0.0575,0.4324 16.500,1.0731,0.09984,0.09275,-0.0573,0.0541,0.4338