Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-s835-nr-500000 Airfoil,s835-nr Reynolds number,500000 Ncrit,9 Mach,0 Max Cl/Cd,77.4335 Max Cl/Cd alpha,5.25 Url,http://airfoiltools.com/polar/csv?polar=xf-s835-nr-500000 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -19.750,-1.1380,0.09251,0.08834,-0.0663,1.0000,0.1124 -19.500,-1.1439,0.08930,0.08509,-0.0669,1.0000,0.1148 -19.250,-1.1523,0.08577,0.08145,-0.0677,1.0000,0.1171 -19.000,-1.1554,0.08310,0.07876,-0.0680,1.0000,0.1195 -18.750,-1.1596,0.08034,0.07602,-0.0683,1.0000,0.1221 -18.500,-1.1657,0.07730,0.07295,-0.0687,1.0000,0.1245 -18.250,-1.1723,0.07418,0.06975,-0.0691,1.0000,0.1271 -18.000,-1.1765,0.07149,0.06699,-0.0693,1.0000,0.1294 -17.750,-1.1807,0.06895,0.06448,-0.0692,1.0000,0.1321 -17.500,-1.1870,0.06611,0.06162,-0.0693,1.0000,0.1348 -17.250,-1.1918,0.06348,0.05892,-0.0692,1.0000,0.1375 -17.000,-1.1967,0.06084,0.05617,-0.0691,1.0000,0.1398 -16.750,-1.2008,0.05859,0.05397,-0.0686,1.0000,0.1427 -16.500,-1.2068,0.05609,0.05146,-0.0682,1.0000,0.1454 -16.250,-1.2115,0.05375,0.04908,-0.0677,1.0000,0.1483 -16.000,-1.2150,0.05156,0.04679,-0.0671,1.0000,0.1508 -15.750,-1.2200,0.04946,0.04469,-0.0661,1.0000,0.1537 -15.500,-1.2267,0.04725,0.04248,-0.0651,1.0000,0.1565 -15.250,-1.2331,0.04513,0.04034,-0.0641,1.0000,0.1595 -15.000,-1.2315,0.04331,0.03845,-0.0638,0.9996,0.1623 -14.750,-1.2184,0.04122,0.03631,-0.0660,0.9977,0.1659 -14.500,-1.2074,0.03908,0.03418,-0.0682,0.9954,0.1698 -14.250,-1.1916,0.03730,0.03233,-0.0707,0.9933,0.1738 -14.000,-1.1716,0.03578,0.03071,-0.0734,0.9918,0.1774 -13.750,-1.1651,0.03396,0.02892,-0.0739,0.9878,0.1813 -13.500,-1.1517,0.03238,0.02732,-0.0754,0.9846,0.1852 -13.250,-1.1317,0.03109,0.02595,-0.0775,0.9822,0.1892 -13.000,-1.1105,0.02983,0.02465,-0.0798,0.9803,0.1933 -12.750,-1.0887,0.02858,0.02341,-0.0825,0.9789,0.1977 -12.500,-1.0849,0.02735,0.02214,-0.0810,0.9722,0.2009 -12.250,-1.0631,0.02638,0.02107,-0.0826,0.9693,0.2047 -12.000,-1.0410,0.02532,0.02001,-0.0845,0.9672,0.2089 -11.750,-1.0149,0.02438,0.01908,-0.0870,0.9657,0.2134 -11.500,-1.0128,0.02349,0.01814,-0.0845,0.9581,0.2165 -11.250,-0.9901,0.02275,0.01730,-0.0858,0.9550,0.2199 -11.000,-0.9657,0.02190,0.01647,-0.0874,0.9529,0.2243 -10.750,-0.9377,0.02116,0.01573,-0.0896,0.9514,0.2287 -10.500,-0.9459,0.02045,0.01497,-0.0849,0.9415,0.2314 -10.250,-0.9223,0.01987,0.01431,-0.0858,0.9388,0.2349 -10.000,-0.8940,0.01919,0.01362,-0.0875,0.9371,0.2391 -9.750,-0.8921,0.01856,0.01299,-0.0842,0.9288,0.2422 -9.500,-0.8664,0.01807,0.01247,-0.0849,0.9257,0.2462 -9.250,-0.8351,0.01765,0.01200,-0.0864,0.9239,0.2502 -9.000,-0.8020,0.01721,0.01151,-0.0882,0.9226,0.2540 -8.750,-0.7689,0.01668,0.01103,-0.0901,0.9215,0.2589 -8.500,-0.7603,0.01639,0.01073,-0.0871,0.9140,0.2621 -8.250,-0.7323,0.01607,0.01036,-0.0877,0.9108,0.2660 -8.000,-0.6989,0.01577,0.00999,-0.0893,0.9091,0.2693 -7.750,-0.6663,0.01526,0.00954,-0.0908,0.9077,0.2746 -7.500,-0.6314,0.01489,0.00917,-0.0927,0.9067,0.2790 -7.250,-0.5950,0.01456,0.00882,-0.0948,0.9060,0.2835 -7.000,-0.5577,0.01423,0.00844,-0.0970,0.9053,0.2876 -6.750,-0.5513,0.01400,0.00824,-0.0933,0.8963,0.2914 -6.500,-0.5189,0.01364,0.00792,-0.0945,0.8943,0.2962 -6.250,-0.4836,0.01333,0.00758,-0.0962,0.8930,0.3010 -6.000,-0.4470,0.01301,0.00723,-0.0982,0.8919,0.3054 -5.750,-0.4103,0.01260,0.00688,-0.1003,0.8909,0.3112 -5.500,-0.3711,0.01230,0.00659,-0.1029,0.8900,0.3167 -5.250,-0.3300,0.01206,0.00631,-0.1057,0.8892,0.3217 -5.000,-0.2897,0.01171,0.00600,-0.1085,0.8881,0.3281 -4.750,-0.2822,0.01157,0.00588,-0.1046,0.8789,0.3323 -4.500,-0.2440,0.01134,0.00564,-0.1068,0.8767,0.3380 -4.250,-0.2047,0.01109,0.00538,-0.1093,0.8747,0.3440 -4.000,-0.1651,0.01081,0.00515,-0.1119,0.8726,0.3506 -3.750,-0.1229,0.01061,0.00493,-0.1149,0.8706,0.3570 -3.500,-0.1058,0.01053,0.00485,-0.1129,0.8627,0.3619 -3.250,-0.0720,0.01031,0.00469,-0.1142,0.8584,0.3685 -3.000,-0.0335,0.01015,0.00451,-0.1165,0.8550,0.3752 -2.750,0.0017,0.01003,0.00437,-0.1180,0.8505,0.3811 -2.500,0.0246,0.00992,0.00432,-0.1171,0.8432,0.3872 -2.250,0.0583,0.00981,0.00420,-0.1183,0.8380,0.3940 -2.000,0.0980,0.00972,0.00406,-0.1208,0.8337,0.4004 -1.750,0.1178,0.00964,0.00405,-0.1192,0.8258,0.4062 -1.500,0.1486,0.00957,0.00398,-0.1198,0.8198,0.4127 -1.250,0.1862,0.00953,0.00389,-0.1218,0.8149,0.4191 -1.000,0.2076,0.00946,0.00390,-0.1205,0.8074,0.4255 -0.750,0.2368,0.00942,0.00386,-0.1208,0.8009,0.4320 -0.500,0.2730,0.00943,0.00380,-0.1224,0.7955,0.4380 -0.250,0.2948,0.00936,0.00382,-0.1212,0.7879,0.4442 0.000,0.3233,0.00933,0.00381,-0.1213,0.7810,0.4505 0.250,0.3572,0.00936,0.00378,-0.1225,0.7749,0.4571 0.500,0.3791,0.00932,0.00381,-0.1212,0.7668,0.4633 0.750,0.4083,0.00930,0.00381,-0.1214,0.7592,0.4699 1.000,0.4354,0.00933,0.00382,-0.1212,0.7511,0.4760 1.250,0.4603,0.00931,0.00382,-0.1205,0.7424,0.4818 1.500,0.4906,0.00933,0.00384,-0.1209,0.7345,0.4883 1.750,0.5124,0.00934,0.00389,-0.1195,0.7253,0.4947 2.000,0.5415,0.00939,0.00388,-0.1197,0.7166,0.5008 2.250,0.5636,0.00938,0.00396,-0.1184,0.7074,0.5069 2.500,0.5898,0.00943,0.00399,-0.1179,0.6981,0.5135 2.750,0.6131,0.00949,0.00405,-0.1169,0.6884,0.5194 3.000,0.6371,0.00952,0.00409,-0.1160,0.6781,0.5257 3.250,0.6594,0.00956,0.00418,-0.1147,0.6681,0.5320 3.500,0.6815,0.00964,0.00422,-0.1134,0.6572,0.5382 3.750,0.7011,0.00968,0.00429,-0.1116,0.6462,0.5440 4.000,0.7223,0.00977,0.00437,-0.1101,0.6346,0.5502 4.250,0.7403,0.00985,0.00448,-0.1080,0.6218,0.5563 4.500,0.7601,0.01000,0.00459,-0.1063,0.6086,0.5620 4.750,0.7786,0.01014,0.00473,-0.1043,0.5941,0.5679 5.000,0.7967,0.01031,0.00492,-0.1023,0.5782,0.5740 5.250,0.8146,0.01052,0.00510,-0.1003,0.5609,0.5801 5.500,0.8315,0.01076,0.00529,-0.0981,0.5421,0.5857 5.750,0.8470,0.01102,0.00553,-0.0956,0.5210,0.5916 6.000,0.8612,0.01136,0.00580,-0.0930,0.4970,0.5976 6.250,0.8734,0.01178,0.00611,-0.0901,0.4710,0.6037 6.500,0.8867,0.01219,0.00644,-0.0875,0.4431,0.6094 6.750,0.8974,0.01272,0.00686,-0.0844,0.4131,0.6150 7.000,0.9081,0.01329,0.00731,-0.0815,0.3803,0.6212 7.250,0.9183,0.01395,0.00780,-0.0786,0.3475,0.6271 7.500,0.9293,0.01457,0.00832,-0.0759,0.3178,0.6329 7.750,0.9410,0.01521,0.00887,-0.0733,0.2914,0.6388 8.000,0.9542,0.01585,0.00941,-0.0711,0.2661,0.6450 8.250,0.9664,0.01655,0.00999,-0.0688,0.2427,0.6509 8.500,0.9786,0.01724,0.01061,-0.0665,0.2213,0.6571 8.750,0.9921,0.01791,0.01123,-0.0645,0.2018,0.6633 9.000,1.0052,0.01863,0.01187,-0.0625,0.1832,0.6696 9.250,1.0183,0.01936,0.01254,-0.0605,0.1655,0.6757 9.500,1.0305,0.02014,0.01327,-0.0585,0.1497,0.6821 9.750,1.0430,0.02095,0.01402,-0.0566,0.1349,0.6885 10.000,1.0554,0.02181,0.01480,-0.0547,0.1215,0.6946 10.250,1.0674,0.02265,0.01563,-0.0529,0.1099,0.7010 10.500,1.0800,0.02351,0.01647,-0.0511,0.0991,0.7079 10.750,1.0924,0.02443,0.01736,-0.0495,0.0893,0.7145 11.000,1.1045,0.02535,0.01827,-0.0478,0.0808,0.7207 11.250,1.1159,0.02634,0.01927,-0.0461,0.0730,0.7274 11.500,1.1277,0.02737,0.02028,-0.0446,0.0665,0.7346 11.750,1.1385,0.02845,0.02138,-0.0430,0.0606,0.7411 12.000,1.1489,0.02959,0.02253,-0.0414,0.0555,0.7478 12.250,1.1599,0.03075,0.02370,-0.0400,0.0509,0.7552 12.500,1.1709,0.03191,0.02490,-0.0386,0.0470,0.7620 12.750,1.1801,0.03321,0.02625,-0.0372,0.0437,0.7693 13.000,1.1897,0.03458,0.02762,-0.0359,0.0408,0.7768 13.250,1.1992,0.03592,0.02904,-0.0346,0.0383,0.7838 13.500,1.2069,0.03746,0.03061,-0.0333,0.0362,0.7917 13.750,1.2162,0.03893,0.03215,-0.0323,0.0343,0.7996 14.000,1.2234,0.04055,0.03383,-0.0311,0.0325,0.8073 14.250,1.2299,0.04235,0.03569,-0.0301,0.0311,0.8157 14.500,1.2376,0.04401,0.03744,-0.0291,0.0296,0.8239 14.750,1.2418,0.04609,0.03956,-0.0282,0.0284,0.8331 15.000,1.2473,0.04804,0.04161,-0.0273,0.0273,0.8422 15.250,1.2541,0.04996,0.04362,-0.0267,0.0262,0.8524 15.500,1.2569,0.05222,0.04596,-0.0259,0.0252,0.8631 15.750,1.2565,0.05488,0.04871,-0.0252,0.0245,0.8754 16.000,1.2611,0.05694,0.05091,-0.0245,0.0236,0.8928 16.250,1.2623,0.05920,0.05336,-0.0238,0.0229,0.9430 16.500,1.2654,0.06185,0.05606,-0.0240,0.0223,1.0000 16.750,1.2654,0.06513,0.05938,-0.0244,0.0217,1.0000 17.000,1.2648,0.06856,0.06287,-0.0250,0.0211,1.0000 17.250,1.2676,0.07165,0.06605,-0.0255,0.0207,1.0000 17.500,1.2694,0.07489,0.06936,-0.0263,0.0201,1.0000 17.750,1.2704,0.07830,0.07285,-0.0271,0.0197,1.0000 18.000,1.2700,0.08196,0.07657,-0.0281,0.0193,1.0000 18.250,1.2688,0.08580,0.08048,-0.0293,0.0190,1.0000 18.500,1.2644,0.09012,0.08485,-0.0308,0.0186,1.0000