XFOIL Version 6.96 Calculated polar for: NACA 64(4)-421 1 1 Reynolds number fixed Mach number fixed xtrf = 1.000 (top) 1.000 (bottom) Mach = 0.000 Re = 0.500 e 6 Ncrit = 9.000 alpha CL CD CDp CM Top_Xtr Bot_Xtr ------ -------- --------- --------- -------- -------- -------- -19.750 -0.9765 0.08602 0.08147 -0.0713 1.0000 0.0311 -19.500 -0.9790 0.08248 0.07784 -0.0728 1.0000 0.0314 -19.250 -0.9800 0.07922 0.07448 -0.0741 1.0000 0.0317 -19.000 -0.9799 0.07616 0.07132 -0.0752 1.0000 0.0320 -18.750 -0.9801 0.07310 0.06815 -0.0763 1.0000 0.0323 -18.500 -0.9788 0.07028 0.06523 -0.0773 1.0000 0.0326 -18.250 -0.9781 0.06741 0.06225 -0.0782 1.0000 0.0329 -18.000 -0.9771 0.06461 0.05933 -0.0792 1.0000 0.0332 -17.750 -0.9691 0.06289 0.05756 -0.0791 1.0000 0.0336 -17.500 -0.9588 0.06145 0.05614 -0.0790 1.0000 0.0341 -17.250 -0.9503 0.05975 0.05443 -0.0791 1.0000 0.0345 -17.000 -0.9418 0.05802 0.05268 -0.0793 1.0000 0.0349 -16.750 -0.9336 0.05627 0.05089 -0.0795 1.0000 0.0353 -16.500 -0.9260 0.05445 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0.00424 -0.0681 0.6132 0.5550 -2.250 0.0667 0.01041 0.00420 -0.0685 0.6096 0.5572 -2.000 0.0962 0.01046 0.00418 -0.0689 0.6058 0.5595 -1.750 0.1256 0.01045 0.00416 -0.0694 0.6025 0.5619 -1.500 0.1550 0.01045 0.00414 -0.0698 0.5990 0.5645 -1.250 0.1845 0.01047 0.00411 -0.0702 0.5956 0.5667 -1.000 0.2138 0.01043 0.00405 -0.0707 0.5925 0.5689 -0.750 0.2430 0.01041 0.00401 -0.0711 0.5896 0.5713 -0.500 0.2726 0.01049 0.00405 -0.0715 0.5864 0.5734 -0.250 0.3018 0.01049 0.00407 -0.0719 0.5841 0.5755 0.000 0.3311 0.01050 0.00410 -0.0723 0.5816 0.5777 0.250 0.3605 0.01052 0.00413 -0.0728 0.5790 0.5801 0.500 0.3900 0.01055 0.00415 -0.0732 0.5765 0.5825 0.750 0.4195 0.01060 0.00418 -0.0737 0.5742 0.5851 1.000 0.4492 0.01067 0.00421 -0.0742 0.5719 0.5874 1.250 0.4784 0.01069 0.00424 -0.0746 0.5695 0.5904 1.500 0.5079 0.01079 0.00435 -0.0751 0.5669 0.5932 1.750 0.5368 0.01082 0.00444 -0.0755 0.5652 0.5960 2.000 0.5659 0.01088 0.00453 -0.0759 0.5633 0.5990 2.250 0.5950 0.01094 0.00462 -0.0763 0.5612 0.6022 2.500 0.6242 0.01100 0.00469 -0.0767 0.5588 0.6054 2.750 0.6533 0.01104 0.00474 -0.0771 0.5562 0.6086 3.000 0.6822 0.01107 0.00481 -0.0774 0.5537 0.6123 3.250 0.7114 0.01116 0.00492 -0.0779 0.5515 0.6159 3.500 0.7413 0.01136 0.00511 -0.0784 0.5490 0.6199 3.750 0.7698 0.01144 0.00525 -0.0788 0.5473 0.6240 4.000 0.7982 0.01153 0.00538 -0.0791 0.5453 0.6277 4.250 0.8263 0.01157 0.00552 -0.0793 0.5431 0.6325 4.500 0.8546 0.01164 0.00567 -0.0795 0.5409 0.6371 4.750 0.8831 0.01172 0.00578 -0.0798 0.5383 0.6421 5.000 0.9118 0.01177 0.00582 -0.0801 0.5347 0.6469 5.250 0.9405 0.01191 0.00595 -0.0805 0.5300 0.6518 5.500 0.9660 0.01188 0.00606 -0.0802 0.5261 0.6569 5.750 0.9923 0.01186 0.00609 -0.0800 0.5208 0.6623 6.000 1.0192 0.01188 0.00607 -0.0799 0.5147 0.6677 6.250 1.0456 0.01195 0.00622 -0.0798 0.5101 0.6731 6.500 1.0708 0.01199 0.00637 -0.0795 0.5057 0.6788 6.750 1.0966 0.01204 0.00647 -0.0793 0.5010 0.6848 7.000 1.1230 0.01214 0.00654 -0.0791 0.4951 0.6906 7.250 1.1448 0.01214 0.00669 -0.0782 0.4879 0.6965 7.500 1.1672 0.01220 0.00677 -0.0773 0.4797 0.7029 7.750 1.1902 0.01233 0.00694 -0.0767 0.4729 0.7093 8.000 1.2116 0.01240 0.00712 -0.0757 0.4652 0.7155 8.250 1.2315 0.01255 0.00730 -0.0744 0.4568 0.7221 8.500 1.2507 0.01270 0.00751 -0.0731 0.4466 0.7291 8.750 1.2649 0.01285 0.00774 -0.0708 0.4347 0.7358 9.000 1.2740 0.01311 0.00803 -0.0677 0.4181 0.7433 9.250 1.2759 0.01367 0.00850 -0.0637 0.3927 0.7512 9.500 1.2687 0.01461 0.00936 -0.0586 0.3631 0.7589 9.750 1.2597 0.01591 0.01053 -0.0538 0.3351 0.7676 10.000 1.2494 0.01746 0.01199 -0.0494 0.3077 0.7758 10.250 1.2399 0.01920 0.01364 -0.0455 0.2796 0.7848 10.500 1.2297 0.02117 0.01552 -0.0419 0.2545 0.7937 10.750 1.2206 0.02323 0.01751 -0.0388 0.2308 0.8033 11.000 1.2114 0.02547 0.01968 -0.0360 0.2098 0.8129 11.250 1.2049 0.02764 0.02182 -0.0336 0.1909 0.8235 11.500 1.1993 0.02985 0.02400 -0.0315 0.1727 0.8343 11.750 1.1954 0.03206 0.02619 -0.0297 0.1569 0.8468 12.000 1.1903 0.03437 0.02849 -0.0279 0.1411 0.8607 12.250 1.1871 0.03657 0.03071 -0.0263 0.1276 0.8779 12.500 1.1851 0.03858 0.03276 -0.0245 0.1175 0.9035 12.750 1.1881 0.04084 0.03508 -0.0245 0.1056 0.9889 13.000 1.1897 0.04316 0.03735 -0.0239 0.0961 1.0000 13.250 1.1926 0.04551 0.03966 -0.0236 0.0878 1.0000 13.500 1.1965 0.04782 0.04194 -0.0234 0.0801 1.0000 13.750 1.2011 0.05006 0.04416 -0.0233 0.0728 1.0000 14.000 1.2052 0.05243 0.04652 -0.0232 0.0670 1.0000 14.250 1.2092 0.05483 0.04890 -0.0231 0.0613 1.0000 14.500 1.2126 0.05733 0.05138 -0.0232 0.0567 1.0000 14.750 1.2183 0.05964 0.05371 -0.0233 0.0527 1.0000 15.000 1.2212 0.06229 0.05635 -0.0234 0.0496 1.0000 15.250 1.2276 0.06460 0.05870 -0.0236 0.0468 1.0000 15.500 1.2301 0.06736 0.06146 -0.0239 0.0446 1.0000 15.750 1.2362 0.06978 0.06393 -0.0242 0.0425 1.0000 16.000 1.2410 0.07236 0.06653 -0.0246 0.0406 1.0000 16.250 1.2421 0.07544 0.06963 -0.0251 0.0390 1.0000 16.500 1.2490 0.07786 0.07211 -0.0256 0.0375 1.0000 16.750 1.2534 0.08058 0.07487 -0.0261 0.0361 1.0000 17.000 1.2540 0.08386 0.07816 -0.0268 0.0349 1.0000 17.250 1.2584 0.08666 0.08102 -0.0275 0.0339 1.0000 17.500 1.2629 0.08951 0.08394 -0.0282 0.0327 1.0000 17.750 1.2667 0.09247 0.08694 -0.0291 0.0317 1.0000 18.000 1.2669 0.09590 0.09039 -0.0301 0.0308 1.0000