Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-naca16021-il-50000 Airfoil,naca16021-il Reynolds number,50000 Ncrit,9 Mach,0 Max Cl/Cd,21.8969 Max Cl/Cd alpha,8.75 Url,http://airfoiltools.com/polar/csv?polar=xf-naca16021-il-50000 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -13.750,-0.6351,0.14506,0.13747,-0.0382,1.0000,0.1982 -13.500,-0.6303,0.14056,0.13294,-0.0379,1.0000,0.1925 -13.250,-0.9518,0.10029,0.09250,-0.0448,1.0000,0.1504 -13.000,-0.9752,0.09594,0.08805,-0.0411,1.0000,0.1498 -12.750,-1.0031,0.09197,0.08396,-0.0363,1.0000,0.1492 -12.500,-1.0333,0.08839,0.08022,-0.0306,1.0000,0.1485 -12.250,-1.0643,0.08519,0.07686,-0.0241,1.0000,0.1479 -12.000,-1.0954,0.08233,0.07381,-0.0169,1.0000,0.1474 -11.750,-1.1256,0.07979,0.07107,-0.0092,1.0000,0.1469 -11.500,-1.1534,0.07744,0.06851,-0.0014,1.0000,0.1466 -11.250,-1.1776,0.07502,0.06584,0.0063,1.0000,0.1464 -11.000,-1.1967,0.07243,0.06296,0.0132,1.0000,0.1465 -10.750,-1.2130,0.06993,0.06014,0.0200,1.0000,0.1472 -10.500,-1.2271,0.06754,0.05739,0.0266,1.0000,0.1482 -10.250,-1.2391,0.06529,0.05473,0.0332,1.0000,0.1495 -10.000,-1.2374,0.06258,0.05173,0.0372,1.0000,0.1517 -9.750,-1.2122,0.05992,0.04902,0.0368,1.0000,0.1559 -9.500,-1.1971,0.05768,0.04653,0.0387,1.0000,0.1598 -9.250,-1.1889,0.05574,0.04420,0.0420,1.0000,0.1643 -9.000,-1.1551,0.05332,0.04170,0.0403,1.0000,0.1718 -8.750,-1.1254,0.05142,0.03953,0.0397,1.0000,0.1806 -8.500,-1.0667,0.04919,0.03726,0.0334,1.0000,0.1977 -8.250,-0.9422,0.04713,0.03572,0.0157,1.0000,0.2456 -8.000,-0.8872,0.04608,0.03527,0.0112,1.0000,0.3048 -7.750,-0.8722,0.04449,0.03466,0.0136,1.0000,0.3812 -7.500,-0.7898,0.05222,0.04429,0.0157,1.0000,0.6380 -7.250,-0.7259,0.05986,0.05149,0.0174,1.0000,0.6828 -7.000,-0.6672,0.06527,0.05649,0.0172,1.0000,0.7167 -6.750,-0.6033,0.06977,0.06064,0.0148,1.0000,0.7471 -6.500,-0.5449,0.07293,0.06347,0.0119,1.0000,0.7773 -6.250,-0.4906,0.07506,0.06533,0.0086,1.0000,0.8080 -6.000,-0.4347,0.07663,0.06663,0.0042,1.0000,0.8404 -5.750,-0.3745,0.07774,0.06748,-0.0016,1.0000,0.8775 -5.500,-0.1704,0.07827,0.06724,-0.0376,1.0000,1.0000 -5.250,-0.1652,0.07710,0.06596,-0.0362,1.0000,1.0000 -5.000,-0.1596,0.07602,0.06479,-0.0348,1.0000,1.0000 -4.750,-0.1536,0.07502,0.06371,-0.0333,1.0000,1.0000 -4.500,-0.1473,0.07411,0.06270,-0.0317,1.0000,1.0000 -4.250,-0.1407,0.07327,0.06178,-0.0302,1.0000,1.0000 -4.000,-0.1339,0.07251,0.06093,-0.0285,1.0000,1.0000 -3.750,-0.1267,0.07180,0.06016,-0.0269,1.0000,1.0000 -3.500,-0.1193,0.07116,0.05944,-0.0252,1.0000,1.0000 -3.250,-0.1117,0.07057,0.05879,-0.0235,1.0000,1.0000 -3.000,-0.1039,0.07004,0.05820,-0.0217,1.0000,1.0000 -2.750,-0.0959,0.06956,0.05766,-0.0200,1.0000,1.0000 -2.500,-0.0877,0.06913,0.05718,-0.0182,1.0000,1.0000 -2.250,-0.0794,0.06875,0.05675,-0.0164,1.0000,1.0000 -2.000,-0.0709,0.06841,0.05637,-0.0146,1.0000,1.0000 -1.750,-0.0623,0.06812,0.05604,-0.0128,1.0000,1.0000 -1.500,-0.0536,0.06786,0.05576,-0.0110,1.0000,1.0000 -1.250,-0.0448,0.06765,0.05552,-0.0092,1.0000,1.0000 -1.000,-0.0359,0.06748,0.05532,-0.0074,1.0000,1.0000 -0.750,-0.0270,0.06735,0.05517,-0.0055,1.0000,1.0000 -0.500,-0.0180,0.06725,0.05506,-0.0037,1.0000,1.0000 -0.250,-0.0090,0.06719,0.05500,-0.0018,1.0000,1.0000 0.000,0.0000,0.06717,0.05497,0.0000,1.0000,1.0000 0.250,0.0090,0.06719,0.05499,0.0018,1.0000,1.0000 0.500,0.0180,0.06724,0.05505,0.0037,1.0000,1.0000 0.750,0.0270,0.06733,0.05516,0.0055,1.0000,1.0000 1.000,0.0359,0.06746,0.05530,0.0074,1.0000,1.0000 1.250,0.0448,0.06763,0.05549,0.0092,1.0000,1.0000 1.500,0.0536,0.06784,0.05573,0.0110,1.0000,1.0000 1.750,0.0623,0.06808,0.05601,0.0128,1.0000,1.0000 2.000,0.0709,0.06837,0.05633,0.0146,1.0000,1.0000 2.250,0.0794,0.06871,0.05671,0.0164,1.0000,1.0000 2.500,0.0877,0.06909,0.05713,0.0182,1.0000,1.0000 2.750,0.0959,0.06951,0.05761,0.0200,1.0000,1.0000 3.000,0.1039,0.06999,0.05814,0.0217,1.0000,1.0000 3.250,0.1118,0.07051,0.05873,0.0235,1.0000,1.0000 3.500,0.1194,0.07109,0.05937,0.0252,1.0000,1.0000 3.750,0.1268,0.07173,0.06008,0.0269,1.0000,1.0000 4.000,0.1339,0.07243,0.06085,0.0285,1.0000,1.0000 4.250,0.1408,0.07319,0.06169,0.0302,1.0000,1.0000 4.500,0.1474,0.07402,0.06261,0.0318,1.0000,1.0000 4.750,0.1537,0.07493,0.06361,0.0333,1.0000,1.0000 5.000,0.1597,0.07591,0.06468,0.0348,1.0000,1.0000 5.250,0.1653,0.07698,0.06585,0.0362,1.0000,1.0000 5.500,0.1705,0.07815,0.06712,0.0376,1.0000,1.0000 5.750,0.3746,0.07766,0.06741,0.0016,0.8779,1.0000 6.000,0.4341,0.07656,0.06656,-0.0041,0.8407,1.0000 6.250,0.4899,0.07501,0.06528,-0.0085,0.8083,1.0000 6.500,0.5444,0.07288,0.06342,-0.0118,0.7776,1.0000 6.750,0.6035,0.06970,0.06056,-0.0148,0.7474,1.0000 7.000,0.6681,0.06516,0.05638,-0.0173,0.7171,1.0000 7.250,0.7266,0.05977,0.05139,-0.0175,0.6831,1.0000 7.500,0.7888,0.05229,0.04436,-0.0157,0.6383,1.0000 7.750,0.8723,0.04444,0.03461,-0.0136,0.3810,1.0000 8.000,0.8876,0.04604,0.03522,-0.0113,0.3045,1.0000 8.250,0.9426,0.04710,0.03569,-0.0158,0.2455,1.0000 8.500,1.0671,0.04917,0.03724,-0.0335,0.1977,1.0000 8.750,1.1255,0.05140,0.03950,-0.0397,0.1806,1.0000 9.000,1.1552,0.05330,0.04168,-0.0403,0.1718,1.0000 9.250,1.1891,0.05573,0.04418,-0.0421,0.1643,1.0000 9.500,1.1972,0.05766,0.04651,-0.0387,0.1598,1.0000 9.750,1.2123,0.05990,0.04900,-0.0368,0.1559,1.0000 10.000,1.2373,0.06255,0.05170,-0.0372,0.1517,1.0000 10.250,1.2393,0.06527,0.05470,-0.0332,0.1495,1.0000 10.500,1.2273,0.06752,0.05736,-0.0266,0.1482,1.0000 10.750,1.2134,0.06991,0.06012,-0.0201,0.1472,1.0000 11.000,1.1970,0.07241,0.06294,-0.0133,0.1466,1.0000 11.250,1.1780,0.07500,0.06582,-0.0063,0.1464,1.0000 11.500,1.1541,0.07743,0.06850,0.0012,0.1466,1.0000 11.750,1.1262,0.07978,0.07105,0.0091,0.1469,1.0000 12.000,1.0960,0.08232,0.07379,0.0169,0.1474,1.0000 12.250,1.0650,0.08516,0.07682,0.0240,0.1479,1.0000 12.500,1.0339,0.08835,0.08019,0.0306,0.1485,1.0000 12.750,1.0038,0.09193,0.08392,0.0363,0.1492,1.0000 13.000,0.9762,0.09589,0.08800,0.0410,0.1498,1.0000 13.250,0.9528,0.10024,0.09245,0.0448,0.1504,1.0000