Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-goe518-il-50000 Airfoil,goe518-il Reynolds number,50000 Ncrit,9 Mach,0 Max Cl/Cd,6.51473 Max Cl/Cd alpha,-3.75 Url,http://airfoiltools.com/polar/csv?polar=xf-goe518-il-50000 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -9.500,-0.3078,0.14876,0.14327,-0.0155,1.0000,0.1741 -9.250,-0.3393,0.14999,0.14464,-0.0154,1.0000,0.1759 -9.000,-0.3737,0.15119,0.14596,-0.0151,1.0000,0.1765 -8.750,-0.3230,0.14309,0.13786,-0.0114,1.0000,0.1827 -8.500,-0.3287,0.14171,0.13656,-0.0100,1.0000,0.1875 -8.250,-0.3465,0.14120,0.13614,-0.0091,1.0000,0.1921 -8.000,-0.3791,0.14176,0.13682,-0.0087,1.0000,0.1944 -7.750,-0.3422,0.13631,0.13137,-0.0114,0.9937,0.2010 -7.500,-0.3263,0.13378,0.12882,-0.0179,0.9804,0.2122 -7.250,-0.3070,0.12964,0.12468,-0.0227,0.9677,0.2190 -7.000,-0.2868,0.12677,0.12180,-0.0266,0.9548,0.2309 -6.750,-0.3389,0.12753,0.12265,-0.0272,0.9424,0.2341 -6.500,-0.2678,0.12081,0.11588,-0.0309,0.9278,0.2499 -6.250,-0.3214,0.12132,0.11646,-0.0304,0.9147,0.2540 -6.000,-0.2695,0.11598,0.11111,-0.0318,0.9009,0.2705 -5.750,-0.2516,0.11257,0.10770,-0.0329,0.8885,0.2854 -5.250,-0.2816,0.10929,0.10446,-0.0328,0.8618,0.3152 -5.000,-0.2695,0.10644,0.10164,-0.0313,0.8479,0.3352 -4.750,-0.2722,0.10442,0.09963,-0.0301,0.8347,0.3568 -4.500,-0.2175,0.09973,0.09496,-0.0298,0.8251,0.3944 -4.250,-0.2420,0.09898,0.09424,-0.0258,0.8101,0.4188 -4.000,-0.2151,0.09617,0.09149,-0.0217,0.7966,0.4583 -3.750,0.4402,0.06757,0.06210,-0.0943,0.7996,0.9971 -2.750,0.1423,0.07691,0.07192,-0.0351,0.7410,0.8064 -2.500,0.0753,0.07702,0.07215,-0.0261,0.7269,0.7566 -2.250,0.0021,0.07611,0.07134,-0.0162,0.7194,0.7188 -2.000,-0.0570,0.07671,0.07207,-0.0057,0.7052,0.7165 -1.750,-0.1006,0.07085,0.06411,-0.0446,0.6923,0.2889 -1.500,-0.0445,0.06660,0.05861,-0.0491,0.6851,0.2045 -1.250,-0.0398,0.06677,0.05834,-0.0466,0.6735,0.1910 -1.000,0.0034,0.06482,0.05555,-0.0472,0.6668,0.1756 -0.750,-0.0009,0.06564,0.05629,-0.0441,0.6550,0.1747 -0.500,0.0424,0.06358,0.05387,-0.0449,0.6486,0.1730 -0.250,0.0291,0.06551,0.05573,-0.0414,0.6384,0.1720 0.000,0.0595,0.06480,0.05473,-0.0413,0.6319,0.1705 0.250,0.0672,0.06575,0.05550,-0.0395,0.6245,0.1694 0.500,0.0725,0.06693,0.05652,-0.0378,0.6169,0.1686 0.750,0.1261,0.06552,0.05473,-0.0397,0.6112,0.1699 1.000,0.1047,0.06869,0.05790,-0.0365,0.6057,0.1698 1.250,0.1006,0.07096,0.06010,-0.0347,0.6026,0.1706 1.500,0.1098,0.07259,0.06158,-0.0340,0.5990,0.1735 1.750,0.1959,0.07137,0.06012,-0.0406,0.5913,0.1865 2.000,0.1795,0.07469,0.06344,-0.0385,0.5896,0.1878 2.250,0.1839,0.07724,0.06593,-0.0381,0.5896,0.1912 2.500,0.2013,0.07936,0.06808,-0.0390,0.5908,0.2013 3.000,0.3104,0.08413,0.07533,-0.0569,0.5919,1.0000 3.250,0.0703,0.09308,0.08207,-0.0312,0.7043,0.1860 3.500,0.1101,0.09611,0.08497,-0.0342,0.7012,0.1966 3.750,0.1054,0.09613,0.08505,-0.0321,0.6954,0.2019 4.000,0.2082,0.09933,0.09117,-0.0509,0.6876,1.0000 4.250,0.2452,0.10301,0.09388,-0.0519,0.6834,1.0000 4.500,0.2323,0.10286,0.09364,-0.0486,0.6749,1.0000 4.750,0.2534,0.10510,0.09559,-0.0488,0.6687,1.0000 5.000,0.2845,0.10887,0.09908,-0.0503,0.6655,1.0000 5.250,0.2696,0.10852,0.09868,-0.0470,0.6573,1.0000 5.500,0.2904,0.11077,0.10073,-0.0473,0.6507,1.0000 5.750,0.3253,0.11511,0.10485,-0.0492,0.6472,1.0000 6.000,0.3075,0.11417,0.10389,-0.0457,0.6372,1.0000 6.250,0.3302,0.11676,0.10632,-0.0462,0.6317,1.0000 6.750,0.3426,0.12004,0.10941,-0.0446,0.6197,1.0000 7.000,0.3639,0.12256,0.11182,-0.0450,0.6136,1.0000 7.250,0.3980,0.12726,0.11637,-0.0468,0.6104,1.0000 7.500,0.3782,0.12595,0.11505,-0.0436,0.6006,1.0000 7.750,0.3990,0.12854,0.11754,-0.0440,0.5950,1.0000 8.000,0.4308,0.13317,0.12206,-0.0456,0.5919,1.0000 8.250,0.4118,0.13205,0.12094,-0.0429,0.5834,1.0000 8.500,0.4308,0.13447,0.12329,-0.0432,0.5769,1.0000 8.750,0.4638,0.13928,0.12801,-0.0448,0.5733,1.0000 9.000,0.4455,0.13814,0.12686,-0.0424,0.5649,1.0000 9.250,0.4628,0.14052,0.12920,-0.0426,0.5586,1.0000 9.500,0.4930,0.14505,0.13367,-0.0439,0.5550,1.0000 9.750,0.4783,0.14438,0.13299,-0.0421,0.5470,1.0000 10.000,0.4956,0.14676,0.13533,-0.0423,0.5400,1.0000 10.250,0.5259,0.15158,0.14011,-0.0437,0.5364,1.0000 10.500,0.5101,0.15064,0.13918,-0.0420,0.5285,1.0000 10.750,0.5275,0.15310,0.14162,-0.0424,0.5214,1.0000 11.000,0.5607,0.15871,0.14719,-0.0439,0.5178,1.0000 11.250,0.5413,0.15690,0.14540,-0.0422,0.5086,1.0000 11.500,0.5615,0.15987,0.14836,-0.0427,0.5022,1.0000 11.750,0.5821,0.16428,0.15275,-0.0436,0.4985,1.0000 12.000,0.5731,0.16336,0.15185,-0.0427,0.4881,1.0000 12.250,0.5985,0.16738,0.15587,-0.0435,0.4827,1.0000