Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-naca2418-il-100000-n5 Airfoil,naca2418-il Reynolds number,100000 Ncrit,5 Mach,0 Max Cl/Cd,44 Max Cl/Cd alpha,6.75 Url,http://airfoiltools.com/polar/csv?polar=xf-naca2418-il-100000-n5 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -15.750,-0.8072,0.08487,0.07772,-0.0653,1.0000,0.0726 -15.500,-0.8514,0.07482,0.06740,-0.0712,1.0000,0.0732 -15.250,-0.8526,0.07164,0.06421,-0.0724,1.0000,0.0740 -15.000,-0.8639,0.06715,0.05963,-0.0745,1.0000,0.0749 -14.750,-0.8768,0.06267,0.05501,-0.0765,1.0000,0.0759 -14.500,-0.8898,0.05842,0.05060,-0.0781,1.0000,0.0770 -14.250,-0.9025,0.05449,0.04649,-0.0791,1.0000,0.0782 -14.000,-0.9150,0.05090,0.04266,-0.0796,1.0000,0.0795 -13.750,-0.9202,0.04828,0.03991,-0.0792,1.0000,0.0808 -13.500,-0.9172,0.04661,0.03826,-0.0784,1.0000,0.0820 -13.250,-0.9175,0.04483,0.03643,-0.0773,1.0000,0.0834 -13.000,-0.9203,0.04304,0.03455,-0.0757,1.0000,0.0849 -12.750,-0.9248,0.04134,0.03271,-0.0735,1.0000,0.0866 -12.500,-0.9316,0.03975,0.03092,-0.0706,1.0000,0.0884 -12.250,-0.9313,0.03876,0.02999,-0.0677,1.0000,0.0897 -12.000,-0.9348,0.03784,0.02908,-0.0641,1.0000,0.0912 -11.750,-0.9413,0.03700,0.02820,-0.0598,1.0000,0.0929 -11.500,-0.9485,0.03619,0.02731,-0.0550,1.0000,0.0946 -11.250,-0.9515,0.03529,0.02625,-0.0509,1.0000,0.0968 -11.000,-0.9506,0.03452,0.02551,-0.0472,1.0000,0.0987 -10.750,-0.9487,0.03384,0.02483,-0.0436,1.0000,0.1007 -10.500,-0.9457,0.03313,0.02408,-0.0402,1.0000,0.1033 -10.250,-0.9413,0.03239,0.02319,-0.0369,1.0000,0.1063 -10.000,-0.9354,0.03171,0.02252,-0.0339,1.0000,0.1087 -9.750,-0.9228,0.03105,0.02186,-0.0321,0.9989,0.1119 -9.500,-0.8926,0.03022,0.02087,-0.0335,0.9942,0.1172 -9.250,-0.8634,0.02945,0.02014,-0.0348,0.9894,0.1216 -9.000,-0.8335,0.02874,0.01935,-0.0361,0.9841,0.1273 -8.750,-0.8009,0.02803,0.01863,-0.0378,0.9798,0.1327 -8.500,-0.7734,0.02740,0.01796,-0.0385,0.9731,0.1386 -8.250,-0.7406,0.02674,0.01728,-0.0401,0.9681,0.1448 -8.000,-0.7114,0.02616,0.01667,-0.0409,0.9614,0.1515 -7.750,-0.6795,0.02555,0.01607,-0.0422,0.9552,0.1585 -7.500,-0.6441,0.02499,0.01546,-0.0442,0.9503,0.1669 -7.250,-0.6180,0.02446,0.01497,-0.0442,0.9417,0.1741 -7.000,-0.5818,0.02394,0.01440,-0.0461,0.9369,0.1842 -6.750,-0.5550,0.02347,0.01400,-0.0463,0.9291,0.1929 -6.500,-0.5232,0.02299,0.01353,-0.0473,0.9227,0.2035 -6.250,-0.4862,0.02252,0.01303,-0.0492,0.9184,0.2163 -6.000,-0.4634,0.02215,0.01272,-0.0484,0.9087,0.2267 -5.750,-0.4305,0.02171,0.01230,-0.0495,0.9028,0.2396 -5.500,-0.4002,0.02134,0.01191,-0.0500,0.8960,0.2532 -5.250,-0.3736,0.02100,0.01159,-0.0498,0.8872,0.2661 -5.000,-0.3395,0.02056,0.01119,-0.0509,0.8819,0.2804 -4.750,-0.3158,0.02028,0.01093,-0.0501,0.8716,0.2933 -4.250,-0.2568,0.01960,0.01029,-0.0505,0.8562,0.3226 -4.000,-0.2289,0.01927,0.01002,-0.0504,0.8472,0.3372 -3.750,-0.1971,0.01891,0.00969,-0.0509,0.8403,0.3538 -3.500,-0.1729,0.01869,0.00950,-0.0501,0.8292,0.3701 -3.250,-0.1401,0.01831,0.00917,-0.0507,0.8224,0.3897 -3.000,-0.1173,0.01813,0.00905,-0.0496,0.8103,0.4089 -2.750,-0.0857,0.01777,0.00877,-0.0500,0.8028,0.4318 -2.500,-0.0624,0.01760,0.00870,-0.0489,0.7904,0.4545 -2.250,-0.0316,0.01730,0.00847,-0.0490,0.7823,0.4809 -2.000,-0.0078,0.01716,0.00842,-0.0480,0.7697,0.5062 -1.750,0.0213,0.01695,0.00825,-0.0479,0.7602,0.5334 -1.500,0.0468,0.01682,0.00821,-0.0470,0.7483,0.5591 -1.250,0.0744,0.01668,0.00812,-0.0466,0.7377,0.5855 -1.000,0.1014,0.01658,0.00805,-0.0460,0.7264,0.6113 -0.750,0.1278,0.01651,0.00803,-0.0453,0.7150,0.6370 -0.500,0.1559,0.01643,0.00796,-0.0448,0.7043,0.6620 -0.250,0.1816,0.01642,0.00802,-0.0440,0.6924,0.6861 0.000,0.2108,0.01638,0.00798,-0.0436,0.6824,0.7107 0.250,0.2360,0.01644,0.00810,-0.0427,0.6700,0.7345 0.500,0.2648,0.01646,0.00812,-0.0423,0.6601,0.7583 0.750,0.2911,0.01655,0.00824,-0.0416,0.6482,0.7815 1.000,0.3198,0.01664,0.00832,-0.0412,0.6379,0.8038 1.250,0.3480,0.01676,0.00844,-0.0408,0.6268,0.8256 1.500,0.3775,0.01690,0.00857,-0.0406,0.6162,0.8463 1.750,0.4082,0.01706,0.00869,-0.0407,0.6055,0.8661 2.000,0.4396,0.01724,0.00886,-0.0410,0.5941,0.8852 2.250,0.4741,0.01742,0.00894,-0.0419,0.5831,0.9032 2.500,0.5080,0.01764,0.00916,-0.0428,0.5700,0.9207 2.750,0.5448,0.01784,0.00928,-0.0443,0.5583,0.9363 3.000,0.5815,0.01805,0.00944,-0.0460,0.5464,0.9504 3.250,0.6232,0.01826,0.00961,-0.0488,0.5347,0.9606 3.500,0.6643,0.01845,0.00971,-0.0515,0.5238,0.9701 3.750,0.7027,0.01866,0.00992,-0.0538,0.5118,0.9804 4.000,0.7440,0.01883,0.01002,-0.0567,0.5009,0.9887 4.250,0.7837,0.01902,0.01022,-0.0595,0.4886,0.9970 4.500,0.8090,0.01921,0.01036,-0.0593,0.4786,1.0000 4.750,0.8241,0.01939,0.01053,-0.0572,0.4685,1.0000 5.000,0.8401,0.01959,0.01069,-0.0551,0.4594,1.0000 5.250,0.8549,0.01981,0.01090,-0.0528,0.4491,1.0000 5.500,0.8704,0.02004,0.01109,-0.0507,0.4393,1.0000 5.750,0.8851,0.02028,0.01131,-0.0483,0.4287,1.0000 6.000,0.8995,0.02054,0.01155,-0.0459,0.4177,1.0000 6.250,0.9141,0.02080,0.01174,-0.0435,0.4068,1.0000 6.500,0.9274,0.02109,0.01205,-0.0410,0.3948,1.0000 6.750,0.9416,0.02140,0.01229,-0.0385,0.3841,1.0000 7.000,0.9552,0.02173,0.01261,-0.0360,0.3727,1.0000 7.250,0.9694,0.02209,0.01296,-0.0337,0.3620,1.0000 7.500,0.9834,0.02247,0.01328,-0.0314,0.3515,1.0000 7.750,0.9973,0.02289,0.01372,-0.0291,0.3405,1.0000 8.000,1.0109,0.02333,0.01409,-0.0267,0.3306,1.0000 8.250,1.0236,0.02380,0.01459,-0.0244,0.3196,1.0000 8.500,1.0352,0.02429,0.01506,-0.0218,0.3098,1.0000 8.750,1.0457,0.02483,0.01558,-0.0191,0.2995,1.0000 9.000,1.0569,0.02542,0.01618,-0.0167,0.2895,1.0000 9.250,1.0671,0.02607,0.01679,-0.0142,0.2797,1.0000 9.500,1.0780,0.02677,0.01753,-0.0120,0.2694,1.0000 9.750,1.0877,0.02755,0.01825,-0.0098,0.2600,1.0000 10.000,1.0974,0.02838,0.01913,-0.0077,0.2497,1.0000 10.250,1.1066,0.02930,0.02004,-0.0057,0.2405,1.0000 10.500,1.1148,0.03030,0.02103,-0.0037,0.2311,1.0000 10.750,1.1234,0.03137,0.02213,-0.0019,0.2221,1.0000 11.000,1.1301,0.03256,0.02330,-0.0001,0.2136,1.0000 11.250,1.1378,0.03381,0.02461,0.0014,0.2048,1.0000 11.500,1.1430,0.03521,0.02598,0.0031,0.1971,1.0000 11.750,1.1498,0.03664,0.02750,0.0044,0.1886,1.0000 12.000,1.1535,0.03828,0.02910,0.0058,0.1816,1.0000 12.250,1.1592,0.03993,0.03086,0.0068,0.1736,1.0000 12.500,1.1616,0.04182,0.03271,0.0080,0.1673,1.0000 12.750,1.1661,0.04371,0.03471,0.0088,0.1600,1.0000 13.000,1.1672,0.04585,0.03684,0.0096,0.1543,1.0000 13.250,1.1702,0.04799,0.03908,0.0102,0.1480,1.0000 13.500,1.1705,0.05038,0.04149,0.0107,0.1427,1.0000 13.750,1.1720,0.05279,0.04396,0.0111,0.1375,1.0000 14.000,1.1720,0.05540,0.04663,0.0113,0.1325,1.0000 14.250,1.1717,0.05808,0.04929,0.0114,0.1283,1.0000 14.500,1.1722,0.06085,0.05219,0.0114,0.1236,1.0000 14.750,1.1713,0.06376,0.05512,0.0113,0.1197,1.0000 15.000,1.1709,0.06668,0.05808,0.0111,0.1160,1.0000 15.250,1.1699,0.06980,0.06132,0.0107,0.1121,1.0000 15.500,1.1689,0.07290,0.06444,0.0103,0.1089,1.0000 15.750,1.1686,0.07594,0.06751,0.0099,0.1058,1.0000 16.000,1.1665,0.07939,0.07110,0.0092,0.1025,1.0000 16.250,1.1652,0.08270,0.07446,0.0085,0.0997,1.0000 16.500,1.1672,0.08547,0.07720,0.0080,0.0973,1.0000 16.750,1.1622,0.08952,0.08143,0.0069,0.0945,1.0000 17.000,1.1594,0.09323,0.08525,0.0058,0.0920,1.0000 17.250,1.1597,0.09643,0.08848,0.0050,0.0898,1.0000 17.500,1.1614,0.09940,0.09145,0.0042,0.0878,1.0000 17.750,1.1529,0.10426,0.09650,0.0023,0.0857,1.0000 18.000,1.1472,0.10865,0.10102,0.0006,0.0837,1.0000 18.250,1.1465,0.11219,0.10462,-0.0007,0.0818,1.0000 18.500,1.1536,0.11430,0.10668,-0.0013,0.0802,1.0000 18.750,1.1385,0.12060,0.11321,-0.0043,0.0786,1.0000 19.000,1.1210,0.12751,0.12033,-0.0079,0.0770,1.0000