Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-usa49-il-200000 Airfoil,usa49-il Reynolds number,200000 Ncrit,9 Mach,0 Max Cl/Cd,52.1408 Max Cl/Cd alpha,3.75 Url,http://airfoiltools.com/polar/csv?polar=xf-usa49-il-200000 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -8.250,-0.5817,0.09213,0.08876,0.0022,1.0000,0.0408 -8.000,-0.5819,0.08765,0.08432,-0.0016,1.0000,0.0421 -7.750,-0.5826,0.08238,0.07907,-0.0083,1.0000,0.0433 -7.500,-0.5771,0.07535,0.07189,-0.0203,1.0000,0.0450 -7.250,-0.5706,0.07069,0.06697,-0.0246,1.0000,0.0454 -7.000,-0.5692,0.06373,0.06012,-0.0251,1.0000,0.0468 -6.750,-0.5577,0.06114,0.05757,-0.0242,1.0000,0.0485 -6.500,-0.5450,0.05786,0.05423,-0.0249,1.0000,0.0511 -6.250,-0.5271,0.05492,0.05049,-0.0282,1.0000,0.0577 -6.000,-0.5182,0.04817,0.04399,-0.0285,1.0000,0.0599 -5.750,-0.5015,0.04567,0.04148,-0.0281,1.0000,0.0631 -5.500,-0.4850,0.04176,0.03706,-0.0286,1.0000,0.0721 -5.250,-0.4668,0.03923,0.03460,-0.0280,1.0000,0.0757 -5.000,-0.4486,0.03628,0.03128,-0.0276,1.0000,0.0860 -4.750,-0.4224,0.02730,0.02116,-0.0248,1.0000,0.0436 -4.500,-0.4014,0.02374,0.01719,-0.0235,1.0000,0.0408 -4.250,-0.3769,0.02037,0.01309,-0.0215,1.0000,0.0355 -4.000,-0.3520,0.01948,0.01195,-0.0202,1.0000,0.0340 -3.750,-0.3281,0.01779,0.01005,-0.0191,1.0000,0.0335 -3.500,-0.3040,0.01631,0.00843,-0.0180,1.0000,0.0337 -3.250,-0.2807,0.01454,0.00659,-0.0169,1.0000,0.0348 -3.000,-0.2576,0.01351,0.00558,-0.0161,1.0000,0.0395 -2.750,-0.2337,0.01281,0.00484,-0.0152,1.0000,0.0433 -2.500,-0.2093,0.01210,0.00408,-0.0144,1.0000,0.0496 -2.250,-0.1845,0.01112,0.00357,-0.0139,1.0000,0.1381 -2.000,-0.1607,0.00981,0.00328,-0.0141,1.0000,0.3736 -1.750,-0.1444,0.00823,0.00338,-0.0112,1.0000,0.7760 -1.500,-0.0718,0.00812,0.00345,-0.0185,1.0000,1.0000 -1.250,-0.0574,0.00814,0.00334,-0.0162,1.0000,1.0000 -1.000,-0.0401,0.00818,0.00326,-0.0145,1.0000,1.0000 -0.750,-0.0207,0.00826,0.00324,-0.0133,1.0000,1.0000 -0.500,-0.0001,0.00837,0.00327,-0.0123,1.0000,1.0000 -0.250,0.0404,0.00846,0.00328,-0.0153,0.9948,1.0000 0.000,0.0904,0.00849,0.00323,-0.0201,0.9855,1.0000 0.250,0.1395,0.00848,0.00319,-0.0247,0.9758,1.0000 0.500,0.1891,0.00842,0.00312,-0.0292,0.9657,1.0000 0.750,0.2326,0.00833,0.00304,-0.0323,0.9514,1.0000 1.000,0.2700,0.00820,0.00291,-0.0337,0.9291,1.0000 1.250,0.2959,0.00807,0.00273,-0.0324,0.8931,1.0000 1.500,0.3180,0.00798,0.00255,-0.0302,0.8494,1.0000 1.750,0.3404,0.00801,0.00244,-0.0284,0.8048,1.0000 2.000,0.3637,0.00812,0.00239,-0.0269,0.7613,1.0000 2.250,0.3874,0.00831,0.00240,-0.0256,0.7165,1.0000 2.500,0.4113,0.00856,0.00247,-0.0245,0.6699,1.0000 2.750,0.4353,0.00886,0.00255,-0.0235,0.6216,1.0000 3.000,0.4594,0.00919,0.00266,-0.0226,0.5720,1.0000 3.250,0.4842,0.00950,0.00282,-0.0220,0.5293,1.0000 3.500,0.5090,0.00983,0.00303,-0.0214,0.4826,1.0000 3.750,0.5334,0.01023,0.00320,-0.0207,0.4158,1.0000 4.000,0.5567,0.01085,0.00343,-0.0200,0.3259,1.0000 4.250,0.5788,0.01189,0.00384,-0.0194,0.1938,1.0000 4.500,0.6010,0.01305,0.00443,-0.0189,0.1008,1.0000 4.750,0.6261,0.01366,0.00505,-0.0184,0.0906,1.0000 5.000,0.6511,0.01426,0.00571,-0.0180,0.0855,1.0000 5.250,0.6744,0.01516,0.00662,-0.0173,0.0813,1.0000 5.500,0.6990,0.01585,0.00739,-0.0167,0.0779,1.0000 5.750,0.7225,0.01674,0.00831,-0.0161,0.0724,1.0000 6.000,0.7448,0.01818,0.00977,-0.0153,0.0667,1.0000 6.250,0.7691,0.01913,0.01081,-0.0148,0.0603,1.0000 6.500,0.7917,0.02116,0.01287,-0.0141,0.0532,1.0000 6.750,0.8160,0.02231,0.01418,-0.0134,0.0464,1.0000 7.000,0.8383,0.02458,0.01658,-0.0127,0.0404,1.0000 7.250,0.8623,0.02616,0.01851,-0.0118,0.0366,1.0000 7.500,0.8850,0.02794,0.02047,-0.0110,0.0337,1.0000 7.750,0.9022,0.03185,0.02460,-0.0103,0.0307,1.0000 8.000,0.9227,0.03326,0.02650,-0.0089,0.0289,1.0000 8.250,0.9384,0.03676,0.03050,-0.0072,0.0282,1.0000 8.500,0.9495,0.04092,0.03518,-0.0055,0.0282,1.0000 8.750,0.9559,0.04565,0.04038,-0.0038,0.0287,1.0000 9.000,0.9573,0.05094,0.04603,-0.0024,0.0295,1.0000 11.000,0.8154,0.11397,0.11062,-0.0315,0.0472,1.0000 11.250,0.8117,0.11958,0.11620,-0.0341,0.0465,1.0000 11.500,0.8100,0.12468,0.12128,-0.0362,0.0458,1.0000 11.750,0.8103,0.12924,0.12584,-0.0377,0.0449,1.0000 12.000,0.8130,0.13323,0.12983,-0.0384,0.0441,1.0000 12.250,0.6418,0.13011,0.12679,-0.0248,0.0496,1.0000 12.500,0.6375,0.13413,0.13080,-0.0262,0.0485,1.0000