Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-c141d-il-50000 Airfoil,c141d-il Reynolds number,50000 Ncrit,9 Mach,0 Max Cl/Cd,31.5061 Max Cl/Cd alpha,5.25 Url,http://www.airfoiltools.com/polar/csv?polar=xf-c141d-il-50000 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -9.000,-0.4478,0.10695,0.09940,-0.0174,1.0000,0.3020 -8.750,-0.4516,0.10425,0.09678,-0.0165,1.0000,0.3153 -8.500,-0.4541,0.10165,0.09426,-0.0152,1.0000,0.3312 -8.250,-0.4429,0.09848,0.09111,-0.0132,1.0000,0.3512 -8.000,-0.4381,0.09580,0.08849,-0.0112,1.0000,0.3726 -7.750,-0.4489,0.09414,0.08693,-0.0086,1.0000,0.3945 -7.500,-0.4415,0.09091,0.08374,-0.0063,1.0000,0.4159 -7.250,-0.4273,0.08791,0.08075,-0.0040,1.0000,0.4423 -7.000,-0.4157,0.08497,0.07784,-0.0013,1.0000,0.4722 -6.750,-0.4130,0.08258,0.07552,0.0019,1.0000,0.5022 -6.250,-0.6078,0.06157,0.05399,-0.0239,1.0000,0.1931 -6.000,-0.5967,0.05596,0.04809,-0.0236,1.0000,0.1714 -5.750,-0.5903,0.05097,0.04240,-0.0228,1.0000,0.1571 -5.500,-0.5773,0.04723,0.03840,-0.0215,1.0000,0.1538 -5.250,-0.5629,0.04378,0.03450,-0.0202,1.0000,0.1519 -5.000,-0.5463,0.04086,0.03111,-0.0189,1.0000,0.1536 -4.750,-0.5271,0.03815,0.02787,-0.0176,1.0000,0.1557 -4.500,-0.5063,0.03575,0.02493,-0.0165,1.0000,0.1604 -4.250,-0.4842,0.03365,0.02278,-0.0156,1.0000,0.1675 -4.000,-0.4603,0.03201,0.02056,-0.0146,1.0000,0.1757 -3.750,-0.4363,0.03020,0.01880,-0.0140,1.0000,0.1862 -3.500,-0.4106,0.02870,0.01713,-0.0134,1.0000,0.1979 -3.250,-0.3845,0.02743,0.01578,-0.0127,1.0000,0.2132 -3.000,-0.3578,0.02626,0.01465,-0.0121,1.0000,0.2327 -2.750,-0.3303,0.02520,0.01362,-0.0117,1.0000,0.2605 -2.500,-0.1595,0.02258,0.01393,-0.0282,1.0000,1.0000 -2.250,-0.1586,0.02226,0.01340,-0.0246,1.0000,1.0000 -2.000,-0.1562,0.02201,0.01293,-0.0212,1.0000,1.0000 -1.750,-0.1516,0.02183,0.01255,-0.0180,1.0000,1.0000 -1.500,-0.1448,0.02172,0.01224,-0.0151,1.0000,1.0000 -1.250,-0.1359,0.02167,0.01201,-0.0125,1.0000,1.0000 -1.000,-0.1249,0.02169,0.01184,-0.0103,1.0000,1.0000 -0.750,-0.1119,0.02177,0.01174,-0.0084,1.0000,1.0000 -0.500,-0.0973,0.02191,0.01172,-0.0067,1.0000,1.0000 -0.250,-0.0815,0.02210,0.01176,-0.0054,1.0000,1.0000 0.000,-0.0648,0.02233,0.01186,-0.0041,1.0000,1.0000 0.250,-0.0474,0.02261,0.01202,-0.0031,1.0000,1.0000 0.500,-0.0295,0.02293,0.01224,-0.0022,1.0000,1.0000 0.750,-0.0112,0.02330,0.01251,-0.0014,1.0000,1.0000 1.000,0.0072,0.02370,0.01284,-0.0006,1.0000,1.0000 1.250,0.0258,0.02415,0.01323,0.0000,1.0000,1.0000 1.500,0.0445,0.02464,0.01368,0.0006,1.0000,1.0000 1.750,0.0632,0.02517,0.01418,0.0011,1.0000,1.0000 2.000,0.0818,0.02575,0.01474,0.0015,1.0000,1.0000 2.250,0.1003,0.02638,0.01537,0.0019,1.0000,1.0000 2.500,0.1186,0.02706,0.01606,0.0022,1.0000,1.0000 2.750,0.1367,0.02780,0.01682,0.0025,1.0000,1.0000 3.000,0.1545,0.02860,0.01765,0.0026,1.0000,1.0000 3.250,0.1720,0.02946,0.01857,0.0028,1.0000,1.0000 3.500,0.1890,0.03040,0.01957,0.0028,1.0000,1.0000 3.750,0.2502,0.03229,0.02163,-0.0055,0.9788,1.0000 4.000,0.3306,0.03395,0.02355,-0.0162,0.9432,1.0000 4.250,0.3941,0.03453,0.02439,-0.0227,0.9064,1.0000 4.500,0.4786,0.03361,0.02386,-0.0300,0.8585,1.0000 4.750,0.5595,0.03121,0.02191,-0.0345,0.8124,1.0000 5.000,0.6358,0.02743,0.01868,-0.0360,0.7626,1.0000 5.250,0.7029,0.02231,0.01376,-0.0320,0.6128,1.0000 5.500,0.7219,0.02418,0.01334,-0.0267,0.3674,1.0000 5.750,0.7489,0.02628,0.01477,-0.0263,0.3035,1.0000 6.000,0.7828,0.02806,0.01632,-0.0270,0.2661,1.0000 6.250,0.8172,0.02993,0.01792,-0.0279,0.2407,1.0000 6.500,0.8456,0.03171,0.01976,-0.0277,0.2217,1.0000 6.750,0.8727,0.03368,0.02177,-0.0274,0.2066,1.0000 7.000,0.8990,0.03581,0.02388,-0.0271,0.1934,1.0000 7.250,0.9176,0.03778,0.02627,-0.0253,0.1831,1.0000 7.500,0.9391,0.04031,0.02894,-0.0242,0.1745,1.0000 7.750,0.9548,0.04266,0.03169,-0.0222,0.1668,1.0000 8.000,0.9749,0.04566,0.03472,-0.0212,0.1606,1.0000 8.250,0.9806,0.04853,0.03822,-0.0180,0.1566,1.0000 8.500,0.9874,0.05167,0.04180,-0.0152,0.1531,1.0000 8.750,0.9936,0.05506,0.04553,-0.0128,0.1507,1.0000 9.000,1.0134,0.05872,0.04908,-0.0123,0.1459,1.0000 9.250,1.0081,0.06257,0.05340,-0.0090,0.1455,1.0000 9.500,1.0059,0.06695,0.05810,-0.0064,0.1458,1.0000 9.750,0.9529,0.07222,0.06414,-0.0008,0.1524,1.0000 10.000,0.9252,0.07749,0.06962,0.0017,0.1561,1.0000 10.250,0.9099,0.08266,0.07487,0.0030,0.1591,1.0000