Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-s2055-il-200000-n5 Airfoil,s2055-il Reynolds number,200000 Ncrit,5 Mach,0 Max Cl/Cd,61.9429 Max Cl/Cd alpha,3 Url,http://airfoiltools.com/polar/csv?polar=xf-s2055-il-200000-n5 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -9.000,-0.4811,0.08793,0.08435,-0.0269,1.0000,0.0124 -8.750,-0.4835,0.08379,0.08025,-0.0288,1.0000,0.0123 -8.500,-0.4895,0.07889,0.07542,-0.0314,1.0000,0.0127 -8.250,-0.4966,0.07497,0.07156,-0.0333,1.0000,0.0125 -8.000,-0.5093,0.07092,0.06756,-0.0353,1.0000,0.0123 -7.750,-0.5168,0.06630,0.06294,-0.0371,1.0000,0.0122 -7.500,-0.5226,0.06201,0.05860,-0.0379,1.0000,0.0120 -7.250,-0.5269,0.05772,0.05424,-0.0378,1.0000,0.0118 -7.000,-0.5309,0.05305,0.04944,-0.0371,1.0000,0.0117 -6.750,-0.5323,0.04851,0.04472,-0.0358,1.0000,0.0115 -6.500,-0.5311,0.04408,0.04006,-0.0342,1.0000,0.0113 -6.250,-0.5279,0.03950,0.03518,-0.0322,1.0000,0.0112 -6.000,-0.5114,0.03376,0.02893,-0.0325,0.9974,0.0111 -5.750,-0.4856,0.02845,0.02294,-0.0337,0.9937,0.0110 -5.500,-0.4590,0.02448,0.01831,-0.0341,0.9897,0.0113 -5.250,-0.4295,0.02166,0.01489,-0.0346,0.9864,0.0118 -5.000,-0.3980,0.01957,0.01236,-0.0354,0.9838,0.0126 -4.750,-0.3682,0.01810,0.01062,-0.0360,0.9805,0.0141 -4.500,-0.3388,0.01718,0.00964,-0.0367,0.9763,0.0163 -4.250,-0.3073,0.01605,0.00835,-0.0375,0.9730,0.0185 -4.000,-0.2744,0.01503,0.00719,-0.0386,0.9704,0.0209 -3.750,-0.2462,0.01437,0.00648,-0.0389,0.9654,0.0267 -3.500,-0.2154,0.01370,0.00572,-0.0396,0.9611,0.0319 -3.250,-0.1818,0.01324,0.00522,-0.0410,0.9580,0.0412 -3.000,-0.1502,0.01268,0.00469,-0.0419,0.9541,0.0588 -2.750,-0.1212,0.01226,0.00435,-0.0423,0.9485,0.0884 -2.500,-0.0886,0.01177,0.00403,-0.0436,0.9449,0.1423 -2.250,-0.0602,0.01089,0.00380,-0.0444,0.9404,0.2964 -2.000,-0.0374,0.00992,0.00363,-0.0438,0.9336,0.5055 -1.750,-0.0122,0.00919,0.00363,-0.0429,0.9294,0.6962 -1.500,0.0107,0.00901,0.00368,-0.0412,0.9220,0.7890 -1.250,0.0396,0.00894,0.00365,-0.0407,0.9170,0.8460 -1.000,0.0667,0.00893,0.00365,-0.0398,0.9102,0.8903 -0.750,0.0996,0.00893,0.00363,-0.0401,0.9043,0.9257 -0.500,0.1397,0.00891,0.00354,-0.0421,0.8977,0.9488 -0.250,0.1828,0.00883,0.00339,-0.0449,0.8888,0.9624 0.000,0.2246,0.00872,0.00320,-0.0475,0.8753,0.9721 0.250,0.2673,0.00861,0.00301,-0.0503,0.8601,0.9788 0.500,0.3060,0.00853,0.00286,-0.0524,0.8446,0.9849 0.750,0.3439,0.00847,0.00274,-0.0545,0.8292,0.9903 1.000,0.3797,0.00843,0.00265,-0.0561,0.8137,0.9957 1.250,0.4133,0.00841,0.00259,-0.0574,0.7965,1.0000 1.500,0.4359,0.00843,0.00256,-0.0562,0.7790,1.0000 1.750,0.4580,0.00847,0.00255,-0.0550,0.7591,1.0000 2.000,0.4800,0.00854,0.00256,-0.0537,0.7377,1.0000 2.250,0.5017,0.00862,0.00261,-0.0524,0.7132,1.0000 2.500,0.5232,0.00874,0.00265,-0.0510,0.6841,1.0000 2.750,0.5442,0.00889,0.00270,-0.0495,0.6490,1.0000 3.000,0.5643,0.00911,0.00277,-0.0478,0.6048,1.0000 3.250,0.5831,0.00943,0.00290,-0.0459,0.5502,1.0000 3.500,0.6010,0.00986,0.00306,-0.0439,0.4908,1.0000 3.750,0.6187,0.01036,0.00328,-0.0420,0.4299,1.0000 4.000,0.6368,0.01092,0.00356,-0.0403,0.3703,1.0000 4.250,0.6562,0.01145,0.00386,-0.0389,0.3201,1.0000 4.500,0.6774,0.01190,0.00420,-0.0378,0.2836,1.0000 4.750,0.6993,0.01232,0.00453,-0.0369,0.2542,1.0000 5.000,0.7217,0.01274,0.00487,-0.0360,0.2271,1.0000 5.250,0.7444,0.01314,0.00524,-0.0352,0.2028,1.0000 5.500,0.7665,0.01364,0.00563,-0.0344,0.1712,1.0000 5.750,0.7880,0.01423,0.00605,-0.0335,0.1303,1.0000 6.000,0.8085,0.01497,0.00662,-0.0325,0.0895,1.0000 6.250,0.8293,0.01572,0.00725,-0.0315,0.0640,1.0000 6.500,0.8508,0.01640,0.00791,-0.0306,0.0500,1.0000 6.750,0.8719,0.01715,0.00867,-0.0296,0.0406,1.0000 7.000,0.8934,0.01784,0.00947,-0.0287,0.0346,1.0000 7.250,0.9123,0.01885,0.01053,-0.0273,0.0303,1.0000 7.500,0.9328,0.01964,0.01147,-0.0262,0.0277,1.0000 7.750,0.9534,0.02042,0.01235,-0.0252,0.0247,1.0000 8.000,0.9722,0.02141,0.01342,-0.0239,0.0225,1.0000 8.250,0.9870,0.02305,0.01521,-0.0221,0.0207,1.0000 8.500,1.0071,0.02396,0.01631,-0.0211,0.0193,1.0000 8.750,1.0266,0.02486,0.01738,-0.0200,0.0170,1.0000 9.000,1.0441,0.02604,0.01869,-0.0187,0.0155,1.0000 9.250,1.0582,0.02760,0.02035,-0.0172,0.0139,1.0000 9.500,1.0742,0.02899,0.02197,-0.0158,0.0125,1.0000 9.750,1.0888,0.03055,0.02378,-0.0142,0.0111,1.0000 10.000,1.1008,0.03233,0.02580,-0.0124,0.0104,1.0000 10.250,1.1108,0.03398,0.02768,-0.0105,0.0096,1.0000 10.500,1.1171,0.03580,0.02970,-0.0083,0.0092,1.0000 10.750,1.1172,0.03805,0.03215,-0.0054,0.0088,1.0000 11.000,1.1097,0.04123,0.03562,-0.0023,0.0085,1.0000 11.250,1.1016,0.04424,0.03894,0.0004,0.0083,1.0000 11.500,1.0924,0.04734,0.04233,0.0025,0.0082,1.0000 11.750,1.0800,0.05092,0.04619,0.0038,0.0081,1.0000 12.000,1.0646,0.05514,0.05068,0.0040,0.0080,1.0000 12.250,1.0489,0.05984,0.05561,0.0030,0.0081,1.0000 12.500,1.0314,0.06547,0.06145,0.0005,0.0080,1.0000 12.750,1.0128,0.07216,0.06833,-0.0034,0.0081,1.0000 13.000,0.9943,0.07992,0.07627,-0.0088,0.0082,1.0000 13.250,0.9748,0.08907,0.08556,-0.0153,0.0083,1.0000 13.500,0.9546,0.09900,0.09560,-0.0219,0.0084,1.0000