Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-giiil-il-1000000 Airfoil,giiil-il Reynolds number,1000000 Ncrit,9 Mach,0 Max Cl/Cd,82 Max Cl/Cd alpha,7 Url,http://www.airfoiltools.com/polar/csv?polar=xf-giiil-il-1000000 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -8.750,-0.5782,0.08560,0.08395,-0.0029,1.0000,0.0161 -8.500,-0.5797,0.08076,0.07913,-0.0074,1.0000,0.0162 -8.250,-0.5839,0.07486,0.07321,-0.0146,1.0000,0.0164 -8.000,-0.5811,0.06970,0.06801,-0.0188,1.0000,0.0166 -7.750,-0.5760,0.06476,0.06299,-0.0220,1.0000,0.0170 -7.500,-0.5688,0.05634,0.05431,-0.0261,1.0000,0.0183 -7.250,-0.5588,0.05146,0.04926,-0.0266,1.0000,0.0184 -7.000,-0.5492,0.04665,0.04426,-0.0264,1.0000,0.0184 -6.750,-0.5502,0.04049,0.03788,-0.0255,1.0000,0.0188 -6.500,-0.5371,0.03855,0.03587,-0.0244,1.0000,0.0190 -6.250,-0.5238,0.03682,0.03407,-0.0229,1.0000,0.0192 -6.000,-0.5098,0.03512,0.03229,-0.0214,0.9997,0.0195 -5.750,-0.4791,0.03266,0.02968,-0.0234,0.9968,0.0202 -5.500,-0.4444,0.02888,0.02543,-0.0240,0.9936,0.0224 -5.000,-0.3983,0.01315,0.00810,-0.0239,0.9843,0.0191 -4.750,-0.3681,0.01262,0.00754,-0.0245,0.9781,0.0195 -4.500,-0.3359,0.01209,0.00697,-0.0254,0.9727,0.0200 -4.250,-0.3067,0.01155,0.00637,-0.0257,0.9639,0.0206 -4.000,-0.2779,0.01097,0.00573,-0.0257,0.9547,0.0213 -3.750,-0.2509,0.01055,0.00524,-0.0253,0.9433,0.0221 -3.500,-0.2256,0.00995,0.00455,-0.0247,0.9311,0.0229 -3.250,-0.2000,0.00955,0.00416,-0.0241,0.9188,0.0239 -3.000,-0.1738,0.00932,0.00389,-0.0236,0.9064,0.0247 -2.750,-0.1478,0.00907,0.00359,-0.0231,0.8934,0.0257 -2.500,-0.1215,0.00884,0.00331,-0.0226,0.8800,0.0266 -2.250,-0.0945,0.00872,0.00315,-0.0222,0.8672,0.0273 -2.000,-0.0695,0.00817,0.00255,-0.0216,0.8544,0.0291 -1.750,-0.0427,0.00804,0.00241,-0.0212,0.8414,0.0306 -1.500,-0.0159,0.00790,0.00222,-0.0208,0.8272,0.0319 -1.250,0.0109,0.00780,0.00206,-0.0204,0.8106,0.0330 -1.000,0.0370,0.00755,0.00173,-0.0199,0.7923,0.0350 -0.750,0.0638,0.00745,0.00159,-0.0196,0.7740,0.0372 -0.500,0.0908,0.00738,0.00147,-0.0193,0.7557,0.0392 -0.250,0.1179,0.00735,0.00137,-0.0190,0.7373,0.0408 0.000,0.1448,0.00723,0.00121,-0.0186,0.7179,0.0460 0.250,0.1719,0.00721,0.00113,-0.0184,0.6959,0.0503 0.500,0.1972,0.00682,0.00103,-0.0179,0.6710,0.1827 0.750,0.2095,0.00496,0.00096,-0.0154,0.6422,0.7869 1.000,0.2323,0.00492,0.00101,-0.0140,0.6019,0.8541 1.250,0.2562,0.00499,0.00106,-0.0129,0.5655,0.8946 1.500,0.2810,0.00509,0.00112,-0.0120,0.5351,0.9238 1.750,0.3077,0.00521,0.00119,-0.0114,0.5094,0.9508 2.000,0.3378,0.00537,0.00126,-0.0118,0.4859,0.9686 2.250,0.3729,0.00553,0.00135,-0.0132,0.4638,0.9828 2.500,0.4127,0.00572,0.00142,-0.0158,0.4385,0.9884 2.750,0.4472,0.00588,0.00148,-0.0174,0.4102,0.9919 3.000,0.4810,0.00614,0.00155,-0.0188,0.3641,0.9950 3.250,0.5150,0.00655,0.00168,-0.0204,0.2991,0.9974 3.500,0.5489,0.00692,0.00183,-0.0220,0.2483,0.9998 3.750,0.5733,0.00726,0.00197,-0.0215,0.2090,1.0000 4.000,0.5966,0.00755,0.00213,-0.0208,0.1778,1.0000 4.250,0.6200,0.00785,0.00229,-0.0200,0.1500,1.0000 4.500,0.6436,0.00814,0.00247,-0.0192,0.1269,1.0000 4.750,0.6673,0.00843,0.00266,-0.0185,0.1076,1.0000 5.000,0.6914,0.00870,0.00286,-0.0178,0.0934,1.0000 5.250,0.7154,0.00898,0.00306,-0.0171,0.0822,1.0000 5.500,0.7400,0.00920,0.00326,-0.0164,0.0750,1.0000 5.750,0.7646,0.00946,0.00350,-0.0158,0.0678,1.0000 6.000,0.7893,0.00974,0.00373,-0.0153,0.0614,1.0000 6.250,0.8143,0.01000,0.00399,-0.0148,0.0566,1.0000 6.500,0.8393,0.01029,0.00424,-0.0143,0.0522,1.0000 6.750,0.8641,0.01061,0.00456,-0.0138,0.0481,1.0000 7.000,0.8897,0.01085,0.00481,-0.0134,0.0455,1.0000 7.250,0.9146,0.01119,0.00513,-0.0130,0.0425,1.0000 7.500,0.9392,0.01158,0.00554,-0.0125,0.0401,1.0000 7.750,0.9648,0.01183,0.00581,-0.0122,0.0385,1.0000 8.000,0.9900,0.01213,0.00612,-0.0119,0.0367,1.0000 8.250,1.0142,0.01256,0.00655,-0.0114,0.0345,1.0000 8.500,1.0385,0.01301,0.00704,-0.0109,0.0330,1.0000 8.750,1.0636,0.01330,0.00737,-0.0106,0.0319,1.0000 9.000,1.0885,0.01364,0.00773,-0.0102,0.0305,1.0000 9.250,1.1126,0.01407,0.00816,-0.0098,0.0289,1.0000 9.500,1.1351,0.01470,0.00883,-0.0092,0.0273,1.0000 9.750,1.1600,0.01501,0.00918,-0.0088,0.0263,1.0000 10.000,1.1842,0.01539,0.00961,-0.0085,0.0252,1.0000 10.250,1.2078,0.01584,0.01008,-0.0080,0.0240,1.0000 10.500,1.2275,0.01677,0.01105,-0.0071,0.0225,1.0000 10.750,1.2514,0.01714,0.01147,-0.0067,0.0219,1.0000 11.000,1.2743,0.01760,0.01200,-0.0062,0.0211,1.0000 11.250,1.2969,0.01808,0.01252,-0.0056,0.0203,1.0000 11.500,1.3188,0.01862,0.01308,-0.0051,0.0195,1.0000 11.750,1.3362,0.01963,0.01414,-0.0040,0.0185,1.0000 12.000,1.3556,0.02038,0.01499,-0.0031,0.0181,1.0000 12.250,1.3758,0.02099,0.01568,-0.0023,0.0176,1.0000 12.500,1.3949,0.02168,0.01645,-0.0014,0.0172,1.0000 12.750,1.4131,0.02241,0.01724,-0.0005,0.0167,1.0000 13.000,1.4304,0.02317,0.01807,0.0005,0.0163,1.0000 13.250,1.4463,0.02399,0.01895,0.0017,0.0158,1.0000 13.500,1.4572,0.02504,0.02007,0.0034,0.0154,1.0000 13.750,1.4578,0.02672,0.02186,0.0061,0.0149,1.0000 14.000,1.4639,0.02807,0.02332,0.0079,0.0147,1.0000 14.250,1.4725,0.02928,0.02464,0.0093,0.0145,1.0000 14.500,1.4792,0.03073,0.02621,0.0104,0.0143,1.0000 14.750,1.4841,0.03246,0.02804,0.0114,0.0141,1.0000 15.000,1.4877,0.03444,0.03014,0.0119,0.0139,1.0000 15.250,1.4896,0.03673,0.03256,0.0122,0.0137,1.0000 15.500,1.4900,0.03937,0.03532,0.0120,0.0135,1.0000 15.750,1.4884,0.04241,0.03847,0.0114,0.0133,1.0000 16.000,1.4853,0.04589,0.04207,0.0103,0.0132,1.0000 16.250,1.4794,0.04993,0.04624,0.0087,0.0130,1.0000 16.500,1.4710,0.05461,0.05104,0.0065,0.0129,1.0000 16.750,1.4593,0.05997,0.05654,0.0038,0.0128,1.0000 17.000,1.4439,0.06610,0.06280,0.0006,0.0128,1.0000 17.250,1.4246,0.07295,0.06979,-0.0030,0.0127,1.0000 17.500,1.4007,0.08076,0.07775,-0.0071,0.0127,1.0000 17.750,1.3738,0.08936,0.08649,-0.0116,0.0127,1.0000 18.000,1.3447,0.09867,0.09595,-0.0165,0.0127,1.0000 18.250,1.3127,0.10870,0.10613,-0.0217,0.0128,1.0000 18.500,1.2795,0.11929,0.11687,-0.0273,0.0129,1.0000 18.750,1.2462,0.13019,0.12792,-0.0332,0.0129,1.0000 19.000,1.2114,0.14188,0.13974,-0.0397,0.0130,1.0000 19.250,1.1710,0.15558,0.15359,-0.0476,0.0131,1.0000