Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-goe681-il-200000 Airfoil,goe681-il Reynolds number,200000 Ncrit,9 Mach,0 Max Cl/Cd,61.6915 Max Cl/Cd alpha,2.75 Url,http://airfoiltools.com/polar/csv?polar=xf-goe681-il-200000 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -10.750,-0.5928,0.05006,0.04527,-0.0971,0.9702,0.0584 -10.500,-0.5881,0.04600,0.04092,-0.0988,0.9601,0.0580 -10.250,-0.5757,0.04192,0.03647,-0.1013,0.9543,0.0579 -10.000,-0.5682,0.03907,0.03330,-0.1010,0.9440,0.0579 -9.750,-0.5479,0.03611,0.02987,-0.1026,0.9393,0.0582 -9.500,-0.5296,0.03381,0.02739,-0.1025,0.9315,0.0586 -9.250,-0.5013,0.03174,0.02516,-0.1039,0.9265,0.0590 -9.000,-0.4678,0.02980,0.02303,-0.1059,0.9231,0.0594 -8.750,-0.4410,0.02836,0.02145,-0.1064,0.9169,0.0599 -8.500,-0.4152,0.02710,0.02005,-0.1065,0.9096,0.0605 -8.250,-0.3813,0.02572,0.01853,-0.1080,0.9054,0.0612 -8.000,-0.3554,0.02467,0.01733,-0.1078,0.8982,0.0620 -7.750,-0.3293,0.02368,0.01620,-0.1075,0.8907,0.0629 -7.500,-0.2960,0.02267,0.01499,-0.1085,0.8859,0.0641 -7.250,-0.2749,0.02189,0.01419,-0.1073,0.8769,0.0653 -7.000,-0.2462,0.02112,0.01345,-0.1075,0.8701,0.0669 -6.750,-0.2153,0.02040,0.01267,-0.1080,0.8646,0.0689 -6.500,-0.1963,0.01994,0.01214,-0.1061,0.8550,0.0705 -6.250,-0.1681,0.01918,0.01136,-0.1061,0.8486,0.0726 -6.000,-0.1463,0.01870,0.01091,-0.1049,0.8407,0.0750 -5.750,-0.1228,0.01825,0.01040,-0.1038,0.8328,0.0786 -5.500,-0.0959,0.01762,0.00979,-0.1036,0.8271,0.0833 -5.250,-0.0784,0.01721,0.00942,-0.1015,0.8181,0.0899 -5.000,-0.0554,0.01661,0.00888,-0.1005,0.8110,0.1042 -4.750,-0.0308,0.01601,0.00846,-0.0999,0.8052,0.1355 -4.500,-0.0110,0.01595,0.00850,-0.0982,0.7962,0.1618 -4.250,0.0181,0.01593,0.00840,-0.0980,0.7891,0.1839 -4.000,0.0417,0.01596,0.00840,-0.0969,0.7803,0.1989 -3.750,0.0673,0.01586,0.00825,-0.0960,0.7711,0.2120 -3.500,0.0933,0.01580,0.00810,-0.0953,0.7624,0.2254 -3.250,0.1171,0.01575,0.00802,-0.0942,0.7530,0.2376 -3.000,0.1461,0.01559,0.00780,-0.0941,0.7466,0.2494 -2.750,0.1675,0.01560,0.00778,-0.0926,0.7376,0.2598 -2.500,0.1941,0.01538,0.00758,-0.0921,0.7303,0.2711 -2.250,0.2201,0.01537,0.00747,-0.0914,0.7231,0.2824 -2.000,0.2437,0.01514,0.00734,-0.0904,0.7146,0.2931 -1.750,0.2727,0.01503,0.00709,-0.0903,0.7078,0.3031 -1.500,0.2949,0.01481,0.00699,-0.0890,0.6991,0.3121 -1.250,0.3218,0.01467,0.00678,-0.0885,0.6911,0.3223 -1.000,0.3463,0.01447,0.00665,-0.0876,0.6829,0.3344 -0.750,0.3706,0.01431,0.00651,-0.0866,0.6742,0.3486 -0.250,0.4185,0.01394,0.00627,-0.0846,0.6568,0.3855 0.000,0.4443,0.01366,0.00609,-0.0839,0.6492,0.4191 0.250,0.4608,0.01331,0.00610,-0.0815,0.6389,0.4870 0.500,0.4760,0.01259,0.00605,-0.0785,0.6308,0.6648 0.750,0.5403,0.01236,0.00641,-0.0844,0.6180,0.8988 1.000,0.6016,0.01256,0.00649,-0.0903,0.6054,0.9460 1.250,0.6552,0.01274,0.00648,-0.0949,0.5922,0.9689 1.500,0.7093,0.01285,0.00648,-0.1000,0.5758,0.9851 1.750,0.7652,0.01293,0.00642,-0.1056,0.5581,0.9982 2.000,0.7872,0.01300,0.00640,-0.1046,0.5426,1.0000 2.250,0.8014,0.01310,0.00640,-0.1020,0.5272,1.0000 2.500,0.8151,0.01324,0.00641,-0.0992,0.5107,1.0000 2.750,0.8279,0.01342,0.00646,-0.0963,0.4931,1.0000 3.000,0.8400,0.01363,0.00654,-0.0933,0.4750,1.0000 3.250,0.8518,0.01389,0.00666,-0.0902,0.4575,1.0000 3.500,0.8635,0.01418,0.00680,-0.0871,0.4410,1.0000 4.000,0.8885,0.01481,0.00718,-0.0812,0.4127,1.0000 4.250,0.9022,0.01515,0.00741,-0.0785,0.4011,1.0000 4.500,0.9163,0.01554,0.00764,-0.0760,0.3913,1.0000 4.750,0.9314,0.01586,0.00792,-0.0736,0.3817,1.0000 5.000,0.9475,0.01628,0.00818,-0.0714,0.3737,1.0000 5.250,0.9635,0.01661,0.00849,-0.0692,0.3659,1.0000 5.500,0.9801,0.01699,0.00879,-0.0672,0.3588,1.0000 5.750,0.9990,0.01743,0.00913,-0.0656,0.3525,1.0000 6.000,1.0147,0.01777,0.00946,-0.0634,0.3465,1.0000 6.250,1.0329,0.01817,0.00979,-0.0617,0.3412,1.0000 6.500,1.0571,0.01869,0.01020,-0.0612,0.3361,1.0000 6.750,1.0720,0.01903,0.01059,-0.0589,0.3316,1.0000 7.000,1.0899,0.01942,0.01097,-0.0572,0.3271,1.0000 7.250,1.1110,0.01986,0.01135,-0.0562,0.3230,1.0000 7.500,1.1400,0.02047,0.01185,-0.0567,0.3186,1.0000 7.750,1.1532,0.02083,0.01230,-0.0542,0.3151,1.0000 8.000,1.1704,0.02125,0.01275,-0.0524,0.3114,1.0000 8.250,1.1907,0.02170,0.01319,-0.0513,0.3079,1.0000 8.500,1.2152,0.02221,0.01365,-0.0510,0.3048,1.0000 8.750,1.2501,0.02296,0.01432,-0.0527,0.3013,1.0000 9.000,1.2624,0.02339,0.01487,-0.0501,0.2990,1.0000 9.250,1.2781,0.02389,0.01544,-0.0483,0.2963,1.0000 9.500,1.2953,0.02439,0.01599,-0.0467,0.2934,1.0000 9.750,1.3149,0.02489,0.01650,-0.0456,0.2904,1.0000 10.000,1.3396,0.02544,0.01702,-0.0454,0.2878,1.0000 10.250,1.3804,0.02637,0.01786,-0.0482,0.2845,1.0000 10.500,1.3861,0.02685,0.01849,-0.0448,0.2826,1.0000 10.750,1.3943,0.02741,0.01917,-0.0419,0.2801,1.0000 11.000,1.4044,0.02796,0.01980,-0.0394,0.2771,1.0000 11.250,1.4185,0.02846,0.02034,-0.0377,0.2739,1.0000 11.500,1.4392,0.02894,0.02079,-0.0369,0.2710,1.0000 11.750,1.4756,0.02976,0.02151,-0.0388,0.2676,1.0000 12.000,1.4775,0.03043,0.02236,-0.0353,0.2658,1.0000 12.250,1.4800,0.03118,0.02327,-0.0321,0.2634,1.0000 12.500,1.4869,0.03194,0.02414,-0.0297,0.2607,1.0000 12.750,1.4973,0.03260,0.02485,-0.0278,0.2579,1.0000 13.000,1.5140,0.03308,0.02533,-0.0268,0.2549,1.0000 13.250,1.5466,0.03359,0.02572,-0.0277,0.2516,1.0000 13.500,1.5429,0.03466,0.02697,-0.0244,0.2494,1.0000 13.750,1.5374,0.03583,0.02832,-0.0212,0.2467,1.0000 14.000,1.5381,0.03687,0.02948,-0.0188,0.2436,1.0000 14.250,1.5468,0.03764,0.03028,-0.0173,0.2406,1.0000 14.500,1.5660,0.03804,0.03063,-0.0167,0.2375,1.0000 14.750,1.5841,0.03887,0.03147,-0.0162,0.2348,1.0000 15.000,1.5736,0.04069,0.03352,-0.0134,0.2327,1.0000 15.250,1.5668,0.04251,0.03551,-0.0113,0.2301,1.0000 15.500,1.5670,0.04403,0.03715,-0.0098,0.2274,1.0000 15.750,1.5752,0.04502,0.03817,-0.0088,0.2244,1.0000 16.000,1.5964,0.04526,0.03832,-0.0084,0.2213,1.0000 16.250,1.5919,0.04731,0.04052,-0.0070,0.2187,1.0000 16.500,1.5762,0.05022,0.04367,-0.0055,0.2162,1.0000 16.750,1.5681,0.05280,0.04640,-0.0045,0.2135,1.0000 17.000,1.5699,0.05457,0.04824,-0.0038,0.2105,1.0000 17.250,1.5838,0.05530,0.04894,-0.0035,0.2075,1.0000 17.500,1.5856,0.05723,0.05094,-0.0030,0.2044,1.0000 17.750,1.5603,0.06194,0.05591,-0.0027,0.2017,1.0000 18.000,1.5449,0.06590,0.06004,-0.0028,0.1983,1.0000 18.250,1.5501,0.06765,0.06181,-0.0029,0.1946,1.0000 18.500,1.5621,0.06870,0.06282,-0.0028,0.1910,1.0000 18.750,1.5240,0.07590,0.07032,-0.0040,0.1879,1.0000 19.000,1.4983,0.08196,0.07657,-0.0055,0.1843,1.0000 19.250,1.5068,0.08361,0.07821,-0.0059,0.1801,1.0000