XFOIL Version 6.96 Calculated polar for: NACA 4424 1 1 Reynolds number fixed Mach number fixed xtrf = 1.000 (top) 1.000 (bottom) Mach = 0.000 Re = 0.200 e 6 Ncrit = 9.000 alpha CL CD CDp CM Top_Xtr Bot_Xtr ------ -------- --------- --------- -------- -------- -------- -17.000 -0.9410 0.06888 0.06309 -0.0927 1.0000 0.1089 -16.750 -0.9892 0.06296 0.05694 -0.0932 1.0000 0.1098 -16.500 -1.0290 0.05849 0.05225 -0.0926 1.0000 0.1106 -16.250 -1.0654 0.05481 0.04836 -0.0910 1.0000 0.1113 -16.000 -1.1006 0.05166 0.04498 -0.0887 0.9999 0.1119 -15.750 -1.0600 0.05136 0.04485 -0.0905 0.9976 0.1138 -15.500 -1.0352 0.05032 0.04385 -0.0926 0.9943 0.1157 -15.250 -1.0245 0.04826 0.04167 -0.0948 0.9905 0.1175 -15.000 -1.0253 0.04574 0.03894 -0.0960 0.9846 0.1193 -14.750 -1.0280 0.04333 0.03622 -0.0973 0.9799 0.1210 -14.500 -0.9956 0.04266 0.03571 -0.0985 0.9764 0.1231 -14.250 -0.9756 0.04181 0.03490 -0.0991 0.9709 0.1252 -14.000 -0.9581 0.04055 0.03353 -0.1003 0.9670 0.1275 -13.750 -0.9590 0.03913 0.03193 -0.0988 0.9598 0.1295 -13.500 -0.9460 0.03782 0.03049 -0.0987 0.9545 0.1317 -13.250 -0.9084 0.03719 0.02997 -0.1012 0.9522 0.1343 -13.000 -0.9002 0.03646 0.02922 -0.0992 0.9445 0.1364 -12.750 -0.8858 0.03551 0.02813 -0.0987 0.9390 0.1392 -12.500 -0.8636 0.03442 0.02688 -0.0994 0.9360 0.1421 -12.250 -0.8534 0.03389 0.02645 -0.0969 0.9269 0.1442 -12.000 -0.8278 0.03326 0.02583 -0.0973 0.9224 0.1472 -11.750 -0.8041 0.03247 0.02490 -0.0976 0.9193 0.1507 -11.500 -0.8177 0.03214 0.02439 -0.0909 0.9074 0.1524 -11.250 -0.7791 0.03127 0.02368 -0.0933 0.9046 0.1560 -11.000 -0.7485 0.03063 0.02304 -0.0941 0.9017 0.1597 -10.750 -0.7496 0.03035 0.02266 -0.0893 0.8925 0.1623 -10.500 -0.7374 0.02973 0.02192 -0.0868 0.8856 0.1655 -10.250 -0.7001 0.02897 0.02129 -0.0887 0.8830 0.1695 -10.000 -0.6671 0.02826 0.02053 -0.0898 0.8807 0.1742 -9.750 -0.6719 0.02811 0.02025 -0.0840 0.8698 0.1767 -9.500 -0.6434 0.02735 0.01956 -0.0843 0.8652 0.1807 -9.250 -0.6096 0.02668 0.01892 -0.0853 0.8624 0.1855 -9.000 -0.5765 0.02591 0.01800 -0.0862 0.8602 0.1908 -8.750 -0.5315 0.02496 0.01716 -0.0895 0.8590 0.1963 -8.500 -0.5382 0.02500 0.01720 -0.0830 0.8468 0.1991 -8.250 -0.5098 0.02441 0.01652 -0.0830 0.8425 0.2047 -8.000 -0.4663 0.02351 0.01566 -0.0858 0.8404 0.2107 -7.750 -0.4228 0.02285 0.01501 -0.0887 0.8383 0.2176 -7.500 -0.3733 0.02206 0.01416 -0.0928 0.8367 0.2249 -7.250 -0.3881 0.02211 0.01425 -0.0845 0.8234 0.2273 -7.000 -0.3478 0.02155 0.01368 -0.0867 0.8196 0.2344 -6.750 -0.2957 0.02082 0.01291 -0.0913 0.8171 0.2426 -6.500 -0.2386 0.02022 0.01234 -0.0969 0.8146 0.2513 -6.250 -0.2600 0.02032 0.01240 -0.0871 0.8012 0.2540 -6.000 -0.2094 0.01968 0.01177 -0.0914 0.7970 0.2624 -5.750 -0.1567 0.01919 0.01125 -0.0962 0.7931 0.2717 -5.500 -0.1683 0.01926 0.01126 -0.0882 0.7811 0.2754 -5.250 -0.1252 0.01873 0.01079 -0.0911 0.7754 0.2840 -5.000 -0.0871 0.01844 0.01044 -0.0929 0.7693 0.2929 -4.750 -0.0871 0.01841 0.01034 -0.0872 0.7584 0.2979 -4.500 -0.0439 0.01795 0.00995 -0.0901 0.7523 0.3075 -4.250 -0.0316 0.01790 0.00986 -0.0868 0.7433 0.3146 -4.000 -0.0102 0.01767 0.00961 -0.0854 0.7347 0.3226 -3.750 0.0347 0.01738 0.00929 -0.0886 0.7285 0.3334 -3.500 0.0310 0.01743 0.00931 -0.0821 0.7182 0.3395 -3.250 0.0603 0.01714 0.00907 -0.0823 0.7106 0.3490 -3.000 0.0904 0.01704 0.00891 -0.0826 0.7035 0.3596 -2.750 0.0949 0.01698 0.00886 -0.0777 0.6941 0.3673 -2.500 0.1261 0.01677 0.00867 -0.0782 0.6870 0.3786 -2.250 0.1444 0.01679 0.00861 -0.0762 0.6796 0.3888 -2.000 0.1558 0.01664 0.00858 -0.0728 0.6713 0.3986 -1.750 0.1859 0.01655 0.00840 -0.0731 0.6645 0.4121 -1.500 0.2034 0.01645 0.00840 -0.0709 0.6573 0.4237 -1.250 0.2115 0.01643 0.00838 -0.0668 0.6495 0.4355 -1.000 0.2397 0.01628 0.00828 -0.0667 0.6431 0.4510 -0.750 0.2620 0.01627 0.00827 -0.0655 0.6366 0.4671 -0.500 0.2630 0.01622 0.00833 -0.0600 0.6293 0.4809 -0.250 0.2841 0.01612 0.00828 -0.0585 0.6229 0.4996 0.000 0.3226 0.01611 0.00828 -0.0605 0.6172 0.5243 0.250 0.3131 0.01611 0.00840 -0.0529 0.6104 0.5414 0.500 0.3258 0.01607 0.00843 -0.0496 0.6039 0.5650 0.750 0.3551 0.01601 0.00842 -0.0497 0.5983 0.5940 1.000 0.3678 0.01606 0.00857 -0.0465 0.5926 0.6209 1.250 0.3700 0.01611 0.00875 -0.0412 0.5862 0.6464 1.500 0.3892 0.01608 0.00881 -0.0392 0.5803 0.6763 1.750 0.4306 0.01607 0.00885 -0.0417 0.5750 0.7100 2.000 0.4319 0.01620 0.00916 -0.0362 0.5692 0.7383 2.250 0.4483 0.01630 0.00940 -0.0338 0.5631 0.7699 2.500 0.4857 0.01635 0.00950 -0.0355 0.5573 0.8053 2.750 0.5455 0.01660 0.00975 -0.0417 0.5514 0.8381 3.000 0.5877 0.01699 0.01029 -0.0448 0.5443 0.8665 3.250 0.6536 0.01736 0.01064 -0.0524 0.5373 0.8876 3.500 0.7376 0.01791 0.01102 -0.0635 0.5309 0.8981 3.750 0.7656 0.01837 0.01159 -0.0636 0.5241 0.9133 4.000 0.8015 0.01876 0.01196 -0.0651 0.5176 0.9277 4.250 0.8585 0.01921 0.01227 -0.0706 0.5115 0.9336 4.500 0.8891 0.01970 0.01277 -0.0713 0.5055 0.9469 4.750 0.9227 0.02009 0.01319 -0.0726 0.4988 0.9586 5.000 0.9703 0.02039 0.01339 -0.0766 0.4926 0.9663 5.250 1.0151 0.02081 0.01374 -0.0802 0.4865 0.9753 5.500 1.0507 0.02107 0.01406 -0.0824 0.4794 0.9847 5.750 1.0972 0.02127 0.01420 -0.0864 0.4728 0.9925 6.000 1.1534 0.02150 0.01432 -0.0923 0.4665 0.9980 6.250 1.1421 0.02159 0.01450 -0.0859 0.4613 1.0000 6.500 1.1331 0.02170 0.01460 -0.0797 0.4565 1.0000 6.750 1.1385 0.02178 0.01462 -0.0759 0.4517 1.0000 7.000 1.1577 0.02198 0.01471 -0.0746 0.4466 1.0000 7.250 1.1405 0.02229 0.01511 -0.0668 0.4418 1.0000 7.500 1.1400 0.02257 0.01539 -0.0621 0.4364 1.0000 7.750 1.1532 0.02276 0.01551 -0.0597 0.4315 1.0000 8.000 1.1714 0.02304 0.01572 -0.0582 0.4263 1.0000 8.250 1.1611 0.02355 0.01632 -0.0520 0.4208 1.0000 8.500 1.1666 0.02391 0.01666 -0.0485 0.4153 1.0000 8.750 1.1883 0.02409 0.01674 -0.0476 0.4103 1.0000 9.000 1.1900 0.02466 0.01735 -0.0436 0.4049 1.0000 9.250 1.1884 0.02527 0.01801 -0.0393 0.3991 1.0000 9.500 1.2004 0.02563 0.01833 -0.0370 0.3938 1.0000 9.750 1.2220 0.02592 0.01853 -0.0363 0.3884 1.0000 10.000 1.2125 0.02684 0.01957 -0.0311 0.3825 1.0000 10.250 1.2194 0.02741 0.02012 -0.0284 0.3769 1.0000 10.500 1.2477 0.02752 0.02008 -0.0286 0.3714 1.0000 10.750 1.2354 0.02872 0.02142 -0.0235 0.3656 1.0000 11.000 1.2386 0.02952 0.02225 -0.0206 0.3597 1.0000 11.250 1.2604 0.02976 0.02236 -0.0200 0.3541 1.0000 11.500 1.2551 0.03100 0.02371 -0.0163 0.3483 1.0000 11.750 1.2562 0.03204 0.02479 -0.0135 0.3422 1.0000 12.000 1.2758 0.03238 0.02501 -0.0128 0.3366 1.0000 12.250 1.2723 0.03378 0.02650 -0.0097 0.3308 1.0000 12.500 1.2721 0.03505 0.02782 -0.0072 0.3247 1.0000 12.750 1.2911 0.03543 0.02807 -0.0065 0.3190 1.0000 13.000 1.2842 0.03721 0.02997 -0.0036 0.3131 1.0000 13.250 1.2847 0.03864 0.03144 -0.0015 0.3071 1.0000 13.500 1.3066 0.03889 0.03154 -0.0011 0.3015 1.0000 13.750 1.2953 0.04117 0.03398 0.0016 0.2957 1.0000 14.000 1.2960 0.04279 0.03563 0.0033 0.2899 1.0000 14.250 1.3192 0.04294 0.03561 0.0036 0.2844 1.0000 14.500 1.3027 0.04586 0.03872 0.0061 0.2785 1.0000 14.750 1.3051 0.04750 0.04037 0.0073 0.2729 1.0000 15.000 1.3225 0.04806 0.04082 0.0079 0.2676 1.0000 15.250 1.3092 0.05109 0.04401 0.0096 0.2619 1.0000 15.500 1.3129 0.05278 0.04569 0.0106 0.2565 1.0000 15.750 1.3254 0.05375 0.04658 0.0112 0.2514 1.0000 16.000 1.3139 0.05688 0.04986 0.0124 0.2460 1.0000 16.250 1.3190 0.05854 0.05149 0.0131 0.2407 1.0000 16.500 1.3283 0.05986 0.05278 0.0136 0.2359 1.0000 16.750 1.3162 0.06329 0.05634 0.0144 0.2304 1.0000 17.000 1.3227 0.06489 0.05790 0.0149 0.2256 1.0000 17.250 1.3287 0.06659 0.05959 0.0153 0.2209 1.0000 17.500 1.3167 0.07021 0.06334 0.0158 0.2158 1.0000 17.750 1.3244 0.07175 0.06483 0.0160 0.2112 1.0000 18.000 1.3281 0.07374 0.06683 0.0163 0.2066 1.0000 18.250 1.3152 0.07765 0.07086 0.0164 0.2016 1.0000 18.500 1.3235 0.07917 0.07233 0.0165 0.1973 1.0000 18.750 1.3250 0.08148 0.07465 0.0166 0.1930 1.0000 19.000 1.3115 0.08561 0.07892 0.0164 0.1884 1.0000 19.250 1.3190 0.08725 0.08052 0.0163 0.1843 1.0000