Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-b540ols-il-500000 Airfoil,b540ols-il Reynolds number,500000 Ncrit,9 Mach,0 Max Cl/Cd,59.35 Max Cl/Cd alpha,7 Url,http://airfoiltools.com/polar/csv?polar=xf-b540ols-il-500000 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -15.000,-1.1549,0.08697,0.08392,0.0136,1.0000,0.0218 -14.750,-1.1967,0.07503,0.07174,0.0054,1.0000,0.0216 -14.500,-1.2233,0.06618,0.06268,-0.0009,1.0000,0.0216 -14.250,-1.2414,0.05888,0.05519,-0.0064,1.0000,0.0216 -14.000,-1.2538,0.05272,0.04885,-0.0113,1.0000,0.0217 -13.750,-1.2628,0.04761,0.04355,-0.0153,1.0000,0.0218 -13.500,-1.2699,0.04355,0.03931,-0.0176,1.0000,0.0220 -13.250,-1.2754,0.04048,0.03606,-0.0180,1.0000,0.0222 -13.000,-1.2783,0.03818,0.03361,-0.0167,1.0000,0.0224 -12.750,-1.2748,0.03617,0.03142,-0.0155,1.0000,0.0227 -12.500,-1.2666,0.03427,0.02935,-0.0144,1.0000,0.0230 -12.250,-1.2553,0.03253,0.02743,-0.0135,1.0000,0.0234 -12.000,-1.2413,0.03099,0.02570,-0.0125,1.0000,0.0238 -11.750,-1.2248,0.02969,0.02422,-0.0117,1.0000,0.0241 -11.500,-1.2117,0.02750,0.02187,-0.0107,1.0000,0.0247 -11.250,-1.1940,0.02610,0.02041,-0.0100,1.0000,0.0253 -11.000,-1.1733,0.02517,0.01944,-0.0094,1.0000,0.0259 -10.750,-1.1518,0.02428,0.01848,-0.0089,1.0000,0.0267 -10.500,-1.1300,0.02335,0.01744,-0.0083,1.0000,0.0275 -10.250,-1.1076,0.02244,0.01641,-0.0078,1.0000,0.0282 -10.000,-1.0840,0.02170,0.01553,-0.0073,1.0000,0.0288 -9.750,-1.0642,0.02015,0.01394,-0.0066,1.0000,0.0299 -9.500,-1.0405,0.01938,0.01315,-0.0061,1.0000,0.0309 -9.250,-1.0160,0.01872,0.01243,-0.0058,1.0000,0.0320 -9.000,-0.9909,0.01812,0.01175,-0.0054,1.0000,0.0333 -8.750,-0.9660,0.01742,0.01096,-0.0050,1.0000,0.0346 -8.500,-0.9420,0.01653,0.01008,-0.0046,1.0000,0.0363 -8.250,-0.9162,0.01600,0.00952,-0.0044,1.0000,0.0381 -8.000,-0.8898,0.01553,0.00898,-0.0041,1.0000,0.0398 -7.750,-0.8647,0.01474,0.00816,-0.0038,1.0000,0.0421 -7.500,-0.8383,0.01426,0.00768,-0.0036,1.0000,0.0446 -7.250,-0.8112,0.01391,0.00727,-0.0034,1.0000,0.0472 -7.000,-0.7852,0.01323,0.00661,-0.0031,1.0000,0.0508 -6.750,-0.7580,0.01285,0.00620,-0.0030,1.0000,0.0544 -6.500,-0.7311,0.01234,0.00569,-0.0028,1.0000,0.0590 -6.250,-0.7037,0.01198,0.00534,-0.0027,1.0000,0.0642 -6.000,-0.6765,0.01151,0.00490,-0.0025,1.0000,0.0709 -5.750,-0.6489,0.01115,0.00455,-0.0024,1.0000,0.0786 -5.500,-0.6212,0.01080,0.00423,-0.0023,1.0000,0.0881 -5.250,-0.5937,0.01041,0.00391,-0.0022,1.0000,0.1010 -5.000,-0.5660,0.01002,0.00361,-0.0021,1.0000,0.1175 -4.750,-0.5383,0.00966,0.00335,-0.0020,1.0000,0.1369 -4.500,-0.5105,0.00934,0.00312,-0.0020,1.0000,0.1584 -4.250,-0.4827,0.00902,0.00292,-0.0019,1.0000,0.1823 -4.000,-0.4547,0.00873,0.00274,-0.0019,1.0000,0.2070 -3.750,-0.4267,0.00847,0.00258,-0.0018,1.0000,0.2326 -3.500,-0.3988,0.00821,0.00245,-0.0017,1.0000,0.2585 -3.250,-0.3707,0.00800,0.00233,-0.0016,1.0000,0.2834 -3.000,-0.3427,0.00780,0.00223,-0.0015,1.0000,0.3083 -2.750,-0.3147,0.00762,0.00216,-0.0014,1.0000,0.3318 -2.500,-0.2866,0.00747,0.00210,-0.0013,1.0000,0.3546 -2.250,-0.2586,0.00735,0.00205,-0.0012,1.0000,0.3754 -2.000,-0.2307,0.00722,0.00201,-0.0010,1.0000,0.3945 -1.750,-0.2030,0.00710,0.00197,-0.0008,1.0000,0.4125 -1.500,-0.1704,0.00699,0.00194,-0.0016,0.9910,0.4307 -1.250,-0.1289,0.00690,0.00193,-0.0043,0.9431,0.4521 -1.000,-0.1039,0.00698,0.00189,-0.0029,0.8597,0.4704 -0.750,-0.0809,0.00719,0.00183,-0.0012,0.7644,0.4890 -0.500,-0.0549,0.00739,0.00178,-0.0005,0.6804,0.5107 -0.250,-0.0276,0.00750,0.00175,-0.0002,0.6179,0.5381 0.000,0.0000,0.00753,0.00174,0.0000,0.5724,0.5725 0.250,0.0277,0.00750,0.00175,0.0002,0.5380,0.6177 0.500,0.0550,0.00739,0.00178,0.0005,0.5107,0.6803 0.750,0.0810,0.00719,0.00183,0.0012,0.4890,0.7643 1.000,0.1040,0.00698,0.00189,0.0028,0.4704,0.8598 1.250,0.1290,0.00690,0.00193,0.0042,0.4520,0.9430 1.500,0.1705,0.00699,0.00194,0.0016,0.4306,0.9910 1.750,0.2031,0.00710,0.00197,0.0008,0.4126,1.0000 2.000,0.2308,0.00722,0.00201,0.0010,0.3946,1.0000 2.250,0.2587,0.00735,0.00205,0.0011,0.3754,1.0000 2.500,0.2867,0.00747,0.00210,0.0013,0.3546,1.0000 2.750,0.3147,0.00762,0.00216,0.0014,0.3319,1.0000 3.000,0.3428,0.00780,0.00223,0.0015,0.3083,1.0000 3.250,0.3708,0.00800,0.00233,0.0016,0.2834,1.0000 3.500,0.3989,0.00821,0.00245,0.0017,0.2586,1.0000 3.750,0.4268,0.00847,0.00258,0.0018,0.2327,1.0000 4.000,0.4548,0.00873,0.00274,0.0018,0.2070,1.0000 4.250,0.4827,0.00902,0.00292,0.0019,0.1823,1.0000 4.500,0.5106,0.00934,0.00312,0.0020,0.1583,1.0000 4.750,0.5384,0.00966,0.00335,0.0020,0.1369,1.0000 5.000,0.5661,0.01002,0.00361,0.0021,0.1175,1.0000 5.250,0.5937,0.01041,0.00390,0.0022,0.1010,1.0000 5.500,0.6213,0.01080,0.00423,0.0023,0.0881,1.0000 5.750,0.6490,0.01115,0.00455,0.0024,0.0786,1.0000 6.000,0.6766,0.01151,0.00490,0.0025,0.0708,1.0000 6.250,0.7037,0.01198,0.00534,0.0026,0.0642,1.0000 6.500,0.7312,0.01234,0.00569,0.0028,0.0590,1.0000 6.750,0.7581,0.01284,0.00620,0.0030,0.0544,1.0000 7.000,0.7852,0.01323,0.00661,0.0031,0.0508,1.0000 7.250,0.8112,0.01391,0.00727,0.0034,0.0472,1.0000 7.500,0.8384,0.01426,0.00768,0.0035,0.0446,1.0000 7.750,0.8648,0.01474,0.00816,0.0037,0.0421,1.0000 8.000,0.8899,0.01553,0.00898,0.0041,0.0398,1.0000 8.250,0.9163,0.01600,0.00952,0.0044,0.0381,1.0000 8.500,0.9421,0.01654,0.01008,0.0046,0.0363,1.0000 8.750,0.9661,0.01742,0.01096,0.0050,0.0346,1.0000 9.000,0.9910,0.01812,0.01176,0.0054,0.0333,1.0000 9.250,1.0161,0.01871,0.01243,0.0057,0.0320,1.0000 9.500,1.0406,0.01938,0.01315,0.0061,0.0309,1.0000 9.750,1.0643,0.02015,0.01394,0.0065,0.0299,1.0000 10.000,1.0841,0.02170,0.01554,0.0072,0.0288,1.0000 10.250,1.1077,0.02244,0.01641,0.0077,0.0282,1.0000 10.500,1.1301,0.02335,0.01744,0.0083,0.0275,1.0000 10.750,1.1519,0.02429,0.01848,0.0088,0.0267,1.0000 11.000,1.1734,0.02517,0.01944,0.0094,0.0260,1.0000 11.250,1.1942,0.02610,0.02041,0.0099,0.0253,1.0000 11.500,1.2119,0.02750,0.02187,0.0107,0.0247,1.0000 11.750,1.2250,0.02969,0.02422,0.0117,0.0241,1.0000 12.000,1.2415,0.03099,0.02570,0.0125,0.0238,1.0000 12.250,1.2555,0.03254,0.02743,0.0134,0.0234,1.0000 12.500,1.2669,0.03427,0.02935,0.0144,0.0230,1.0000 12.750,1.2752,0.03617,0.03142,0.0154,0.0227,1.0000 13.000,1.2788,0.03818,0.03361,0.0167,0.0224,1.0000 13.250,1.2760,0.04048,0.03607,0.0179,0.0222,1.0000 13.500,1.2706,0.04355,0.03931,0.0175,0.0220,1.0000 13.750,1.2637,0.04759,0.04352,0.0151,0.0218,1.0000 14.000,1.2550,0.05269,0.04881,0.0112,0.0217,1.0000 14.250,1.2427,0.05883,0.05514,0.0063,0.0216,1.0000 14.500,1.2250,0.06608,0.06258,0.0008,0.0216,1.0000 14.750,1.1990,0.07487,0.07157,-0.0055,0.0216,1.0000 15.000,1.1561,0.08701,0.08396,-0.0138,0.0218,1.0000