Xfoil polar. Reynolds number fixed. Mach number fixed Polar key,xf-naca634421-il-500000-n5 Airfoil,naca634421-il Reynolds number,500000 Ncrit,5 Mach,0 Max Cl/Cd,90.7911 Max Cl/Cd alpha,7.5 Url,http://airfoiltools.com/polar/csv?polar=xf-naca634421-il-500000-n5 Alpha,Cl,Cd,Cdp,Cm,Top_Xtr,Bot_Xtr -19.750,-0.9716,0.09449,0.08982,-0.0554,1.0000,0.0267 -19.500,-0.9732,0.09092,0.08619,-0.0570,1.0000,0.0273 -19.250,-0.9729,0.08765,0.08285,-0.0584,1.0000,0.0278 -19.000,-0.9730,0.08437,0.07951,-0.0598,1.0000,0.0283 -18.750,-0.9704,0.08150,0.07656,-0.0609,1.0000,0.0290 -18.500,-0.9686,0.07855,0.07353,-0.0620,1.0000,0.0295 -18.250,-0.9681,0.07549,0.07042,-0.0632,1.0000,0.0300 -18.000,-0.9675,0.07245,0.06734,-0.0643,1.0000,0.0305 -17.750,-0.9651,0.06970,0.06456,-0.0653,1.0000,0.0311 -17.500,-0.9623,0.06703,0.06183,-0.0662,1.0000,0.0316 -17.250,-0.9577,0.06462,0.05936,-0.0669,1.0000,0.0323 -17.000,-0.9529,0.06224,0.05693,-0.0676,1.0000,0.0329 -16.750,-0.9459,0.06016,0.05478,-0.0682,1.0000,0.0336 -16.500,-0.9435,0.05761,0.05220,-0.0688,1.0000,0.0341 -16.250,-0.9394,0.05530,0.04985,-0.0694,1.0000,0.0346 -16.000,-0.9345,0.05308,0.04761,-0.0699,1.0000,0.0354 -15.750,-0.9283,0.05106,0.04555,-0.0703,1.0000,0.0360 -15.500,-0.9219,0.04908,0.04353,-0.0706,1.0000,0.0367 -15.000,-0.8818,0.04479,0.03911,-0.0765,0.9490,0.0384 -14.750,-0.8404,0.04211,0.03634,-0.0847,0.9247,0.0397 -14.500,-0.8120,0.04013,0.03421,-0.0891,0.8946,0.0409 -14.250,-0.8005,0.03863,0.03255,-0.0896,0.8692,0.0418 -14.000,-0.7912,0.03728,0.03107,-0.0894,0.8514,0.0425 -13.750,-0.7835,0.03586,0.02955,-0.0890,0.8376,0.0433 -13.500,-0.7770,0.03437,0.02799,-0.0886,0.8247,0.0442 -13.250,-0.7691,0.03302,0.02657,-0.0881,0.8146,0.0454 -13.000,-0.7606,0.03177,0.02524,-0.0876,0.8044,0.0467 -12.750,-0.7511,0.03059,0.02399,-0.0870,0.7963,0.0479 -12.500,-0.7429,0.02935,0.02269,-0.0864,0.7877,0.0493 -12.250,-0.7349,0.02815,0.02143,-0.0856,0.7798,0.0506 -12.000,-0.7257,0.02700,0.02025,-0.0849,0.7720,0.0527 -11.500,-0.7071,0.02484,0.01798,-0.0832,0.7576,0.0562 -11.250,-0.6972,0.02380,0.01691,-0.0824,0.7509,0.0586 -11.000,-0.6868,0.02285,0.01590,-0.0814,0.7443,0.0611 -10.750,-0.6778,0.02184,0.01486,-0.0804,0.7384,0.0642 -10.500,-0.6665,0.02095,0.01394,-0.0794,0.7323,0.0673 -10.250,-0.6569,0.02002,0.01299,-0.0782,0.7258,0.0710 -9.750,-0.6364,0.01832,0.01125,-0.0757,0.7140,0.0805 -9.500,-0.6260,0.01753,0.01044,-0.0743,0.7079,0.0860 -9.250,-0.6167,0.01676,0.00965,-0.0726,0.7024,0.0926 -9.000,-0.6100,0.01601,0.00890,-0.0705,0.6974,0.0999 -8.750,-0.6041,0.01541,0.00831,-0.0680,0.6922,0.1078 -8.500,-0.5902,0.01487,0.00778,-0.0667,0.6869,0.1184 -8.250,-0.5734,0.01440,0.00731,-0.0656,0.6819,0.1304 -8.000,-0.5542,0.01396,0.00689,-0.0649,0.6771,0.1431 -7.750,-0.5336,0.01353,0.00649,-0.0643,0.6719,0.1568 -7.250,-0.4909,0.01264,0.00569,-0.0633,0.6619,0.1917 -7.000,-0.4685,0.01216,0.00530,-0.0630,0.6567,0.2174 -6.750,-0.4454,0.01166,0.00492,-0.0628,0.6508,0.2469 -6.500,-0.4212,0.01123,0.00457,-0.0627,0.6452,0.2756 -6.000,-0.3698,0.01051,0.00402,-0.0630,0.6366,0.3318 -5.750,-0.3431,0.01018,0.00382,-0.0632,0.6320,0.3665 -5.500,-0.3152,0.01000,0.00369,-0.0635,0.6272,0.3930 -5.250,-0.2869,0.00990,0.00358,-0.0637,0.6227,0.4088 -5.000,-0.2579,0.00981,0.00349,-0.0641,0.6188,0.4197 -4.750,-0.2285,0.00975,0.00341,-0.0645,0.6147,0.4306 -4.500,-0.1994,0.00968,0.00334,-0.0648,0.6105,0.4386 -4.250,-0.1701,0.00965,0.00327,-0.0651,0.6063,0.4455 -3.750,-0.1114,0.00958,0.00315,-0.0659,0.5989,0.4586 -3.500,-0.0817,0.00956,0.00311,-0.0663,0.5950,0.4665 -3.250,-0.0523,0.00953,0.00307,-0.0666,0.5909,0.4730 -3.000,-0.0230,0.00952,0.00303,-0.0670,0.5868,0.4785 -2.750,0.0064,0.00953,0.00299,-0.0673,0.5829,0.4830 -2.500,0.0363,0.00952,0.00295,-0.0678,0.5790,0.4869 -2.250,0.0658,0.00949,0.00293,-0.0681,0.5748,0.4908 -2.000,0.0952,0.00948,0.00291,-0.0685,0.5709,0.4951 -1.750,0.1245,0.00949,0.00289,-0.0689,0.5671,0.4994 -1.500,0.1540,0.00952,0.00288,-0.0692,0.5637,0.5037 -1.250,0.1838,0.00952,0.00287,-0.0697,0.5603,0.5075 -1.000,0.2133,0.00951,0.00288,-0.0700,0.5565,0.5117 -0.750,0.2427,0.00952,0.00290,-0.0704,0.5527,0.5160 -0.500,0.2720,0.00955,0.00290,-0.0707,0.5491,0.5199 -0.250,0.3012,0.00960,0.00291,-0.0711,0.5456,0.5236 0.000,0.3309,0.00961,0.00293,-0.0715,0.5423,0.5272 0.250,0.3603,0.00962,0.00297,-0.0719,0.5384,0.5309 0.500,0.3895,0.00965,0.00300,-0.0722,0.5343,0.5346 0.750,0.4185,0.00970,0.00303,-0.0725,0.5304,0.5383 1.000,0.4475,0.00977,0.00307,-0.0728,0.5271,0.5420 1.250,0.4770,0.00980,0.00312,-0.0732,0.5239,0.5457 1.500,0.5061,0.00982,0.00319,-0.0735,0.5203,0.5497 1.750,0.5351,0.00987,0.00326,-0.0738,0.5165,0.5538 2.000,0.5638,0.00994,0.00332,-0.0741,0.5125,0.5578 2.250,0.5923,0.01003,0.00338,-0.0743,0.5086,0.5616 2.500,0.6214,0.01007,0.00346,-0.0747,0.5044,0.5651 2.750,0.6499,0.01012,0.00355,-0.0749,0.4995,0.5690 3.000,0.6782,0.01020,0.00364,-0.0751,0.4951,0.5731 3.250,0.7061,0.01031,0.00373,-0.0752,0.4910,0.5776 3.500,0.7349,0.01037,0.00383,-0.0755,0.4873,0.5820 3.750,0.7633,0.01044,0.00394,-0.0757,0.4830,0.5861 4.000,0.7911,0.01053,0.00406,-0.0759,0.4787,0.5904 4.250,0.8186,0.01064,0.00418,-0.0759,0.4745,0.5948 4.500,0.8464,0.01074,0.00431,-0.0761,0.4707,0.5992 4.750,0.8744,0.01084,0.00444,-0.0762,0.4663,0.6032 5.000,0.9016,0.01094,0.00459,-0.0763,0.4617,0.6073 5.250,0.9278,0.01108,0.00473,-0.0761,0.4562,0.6119 5.500,0.9544,0.01119,0.00489,-0.0761,0.4492,0.6170 5.750,0.9797,0.01135,0.00505,-0.0758,0.4411,0.6219 6.000,1.0052,0.01151,0.00522,-0.0756,0.4354,0.6264 6.250,1.0312,0.01164,0.00542,-0.0754,0.4297,0.6310 6.500,1.0555,0.01182,0.00562,-0.0750,0.4233,0.6358 6.750,1.0798,0.01201,0.00583,-0.0746,0.4172,0.6408 7.000,1.1038,0.01220,0.00604,-0.0741,0.4097,0.6456 7.250,1.1249,0.01245,0.00631,-0.0732,0.4017,0.6508 7.500,1.1476,0.01264,0.00655,-0.0725,0.3926,0.6563 7.750,1.1664,0.01294,0.00684,-0.0712,0.3821,0.6615 8.000,1.1806,0.01326,0.00715,-0.0691,0.3680,0.6663 8.250,1.1897,0.01370,0.00756,-0.0662,0.3487,0.6717 8.500,1.1928,0.01442,0.00820,-0.0626,0.3242,0.6777 8.750,1.1943,0.01532,0.00901,-0.0591,0.3028,0.6835 9.000,1.1957,0.01634,0.00996,-0.0559,0.2835,0.6887 9.250,1.2005,0.01733,0.01092,-0.0534,0.2671,0.6945 9.500,1.2050,0.01842,0.01198,-0.0510,0.2513,0.7009 9.750,1.2078,0.01969,0.01319,-0.0487,0.2346,0.7069 10.000,1.2108,0.02101,0.01450,-0.0466,0.2192,0.7131 10.250,1.2123,0.02252,0.01598,-0.0445,0.2033,0.7197 10.500,1.2147,0.02406,0.01749,-0.0426,0.1890,0.7258 10.750,1.2167,0.02568,0.01909,-0.0409,0.1759,0.7319 11.000,1.2198,0.02730,0.02071,-0.0394,0.1646,0.7391 11.250,1.2228,0.02901,0.02241,-0.0380,0.1547,0.7461 11.500,1.2254,0.03077,0.02419,-0.0367,0.1450,0.7529 11.750,1.2299,0.03247,0.02592,-0.0357,0.1365,0.7603 12.000,1.2330,0.03435,0.02780,-0.0346,0.1280,0.7671 12.250,1.2368,0.03622,0.02971,-0.0337,0.1199,0.7748 12.500,1.2394,0.03828,0.03178,-0.0329,0.1111,0.7832 12.750,1.2424,0.04035,0.03387,-0.0322,0.1038,0.7917 13.000,1.2436,0.04264,0.03617,-0.0316,0.0951,0.8008 13.250,1.2460,0.04489,0.03844,-0.0310,0.0873,0.8099 13.500,1.2498,0.04705,0.04064,-0.0306,0.0812,0.8204 13.750,1.2519,0.04941,0.04305,-0.0302,0.0753,0.8320 14.000,1.2549,0.05169,0.04538,-0.0299,0.0699,0.8456 14.250,1.2581,0.05394,0.04770,-0.0295,0.0655,0.8625 14.500,1.2589,0.05628,0.05014,-0.0289,0.0611,0.8890 15.000,1.2680,0.06112,0.05511,-0.0294,0.0536,1.0000 15.250,1.2725,0.06369,0.05771,-0.0298,0.0505,1.0000 15.500,1.2765,0.06634,0.06038,-0.0301,0.0476,1.0000 15.750,1.2809,0.06901,0.06308,-0.0306,0.0452,1.0000 16.000,1.2844,0.07179,0.06589,-0.0311,0.0430,1.0000 16.250,1.2888,0.07454,0.06868,-0.0317,0.0411,1.0000 16.500,1.2924,0.07740,0.07157,-0.0323,0.0392,1.0000 16.750,1.2956,0.08038,0.07460,-0.0331,0.0379,1.0000 17.000,1.3004,0.08316,0.07743,-0.0338,0.0365,1.0000 17.250,1.3031,0.08626,0.08057,-0.0347,0.0353,1.0000 17.500,1.3055,0.08943,0.08378,-0.0356,0.0342,1.0000 17.750,1.3086,0.09255,0.08697,-0.0366,0.0334,1.0000 18.000,1.3124,0.09560,0.09008,-0.0376,0.0323,1.0000 18.250,1.3149,0.09884,0.09338,-0.0387,0.0315,1.0000 18.500,1.3166,0.10223,0.09682,-0.0399,0.0307,1.0000