XFOIL Version 6.96 Calculated polar for: NREL's S822 Airfoil 1 1 Reynolds number fixed Mach number fixed xtrf = 1.000 (top) 1.000 (bottom) Mach = 0.000 Re = 1.000 e 6 Ncrit = 5.000 alpha CL CD CDp CM Top_Xtr Bot_Xtr ------ -------- --------- --------- -------- -------- -------- -19.500 -0.8604 0.11218 0.10913 -0.0592 1.0000 0.0029 -19.250 -0.8783 0.10547 0.10231 -0.0624 1.0000 0.0029 -19.000 -0.9140 0.09586 0.09255 -0.0671 1.0000 0.0030 -18.750 -0.9305 0.08968 0.08627 -0.0700 1.0000 0.0028 -18.500 -0.9547 0.08236 0.07882 -0.0736 1.0000 0.0028 -18.250 -0.9743 0.07598 0.07232 -0.0766 1.0000 0.0028 -18.000 -0.9966 0.06935 0.06555 -0.0797 1.0000 0.0030 -17.750 -1.0062 0.06475 0.06086 -0.0817 1.0000 0.0029 -17.500 -1.0232 0.05926 0.05524 -0.0841 1.0000 0.0030 -17.250 -1.0283 0.05556 0.05145 -0.0856 1.0000 0.0028 -17.000 -1.0414 0.05100 0.04677 -0.0872 1.0000 0.0030 -16.750 -1.0433 0.04801 0.04370 -0.0881 1.0000 0.0029 -16.500 -1.0535 0.04423 0.03981 -0.0889 1.0000 0.0031 -16.250 -1.0566 0.04146 0.03696 -0.0892 1.0000 0.0031 -16.000 -1.0607 0.03878 0.03421 -0.0892 1.0000 0.0033 -15.750 -1.0622 0.03655 0.03190 -0.0888 1.0000 0.0033 -15.500 -1.0523 0.03414 0.02940 -0.0907 0.9982 0.0035 -15.250 -1.0436 0.03213 0.02733 -0.0914 0.9882 0.0035 -15.000 -1.0288 0.03016 0.02528 -0.0934 0.9794 0.0037 -14.750 -1.0064 0.02836 0.02338 -0.0965 0.9694 0.0039 -14.500 -0.9770 0.02676 0.02170 -0.1006 0.9607 0.0042 -14.250 -0.9460 0.02518 0.02003 -0.1049 0.9505 0.0045 -14.000 -0.9186 0.02363 0.01837 -0.1084 0.9352 0.0051 -13.750 -0.9015 0.02256 0.01717 -0.1090 0.9166 0.0055 -13.500 -0.8909 0.02168 0.01618 -0.1080 0.9021 0.0059 -13.250 -0.8806 0.02089 0.01528 -0.1066 0.8916 0.0061 -12.750 -0.8602 0.01935 0.01359 -0.1037 0.8759 0.0071 -12.500 -0.8482 0.01871 0.01287 -0.1022 0.8696 0.0073 -12.250 -0.8366 0.01805 0.01216 -0.1007 0.8642 0.0082 -12.000 -0.8234 0.01747 0.01152 -0.0992 0.8588 0.0088 -11.750 -0.8114 0.01687 0.01088 -0.0976 0.8540 0.0099 -11.500 -0.7977 0.01633 0.01030 -0.0960 0.8500 0.0110 -11.250 -0.7829 0.01586 0.00978 -0.0946 0.8459 0.0119 -11.000 -0.7686 0.01539 0.00927 -0.0930 0.8416 0.0128 -10.500 -0.7394 0.01452 0.00833 -0.0897 0.8338 0.0156 -10.250 -0.7245 0.01413 0.00790 -0.0879 0.8298 0.0170 -10.000 -0.7109 0.01374 0.00750 -0.0858 0.8261 0.0192 -9.500 -0.6776 0.01313 0.00684 -0.0826 0.8200 0.0235 -9.250 -0.6585 0.01277 0.00650 -0.0814 0.8171 0.0276 -9.000 -0.6392 0.01241 0.00615 -0.0803 0.8143 0.0326 -8.750 -0.6181 0.01212 0.00584 -0.0795 0.8116 0.0369 -8.500 -0.5973 0.01180 0.00553 -0.0786 0.8090 0.0429 -8.250 -0.5755 0.01150 0.00524 -0.0778 0.8066 0.0492 -8.000 -0.5527 0.01122 0.00498 -0.0772 0.8043 0.0560 -7.750 -0.5304 0.01090 0.00470 -0.0766 0.8019 0.0654 -7.500 -0.5074 0.01062 0.00445 -0.0760 0.7994 0.0746 -7.250 -0.4834 0.01039 0.00422 -0.0756 0.7969 0.0828 -7.000 -0.4596 0.01014 0.00399 -0.0752 0.7945 0.0932 -6.750 -0.4355 0.00989 0.00378 -0.0748 0.7922 0.1049 -6.500 -0.4108 0.00965 0.00358 -0.0745 0.7901 0.1159 -6.250 -0.3862 0.00940 0.00338 -0.0742 0.7878 0.1303 -6.000 -0.3614 0.00916 0.00320 -0.0739 0.7853 0.1469 -5.750 -0.3362 0.00894 0.00302 -0.0737 0.7827 0.1616 -5.500 -0.3108 0.00874 0.00286 -0.0735 0.7802 0.1775 -5.250 -0.2851 0.00855 0.00270 -0.0733 0.7778 0.1936 -5.000 -0.2592 0.00835 0.00257 -0.0733 0.7756 0.2102 -4.750 -0.2332 0.00814 0.00243 -0.0732 0.7731 0.2295 -4.500 -0.2067 0.00797 0.00231 -0.0731 0.7705 0.2454 -4.250 -0.1804 0.00780 0.00219 -0.0731 0.7678 0.2649 -4.000 -0.1538 0.00765 0.00208 -0.0731 0.7651 0.2828 -3.750 -0.1272 0.00749 0.00198 -0.0731 0.7625 0.3028 -3.500 -0.1002 0.00733 0.00189 -0.0731 0.7597 0.3220 -3.250 -0.0731 0.00719 0.00181 -0.0732 0.7568 0.3424 -3.000 -0.0461 0.00704 0.00172 -0.0732 0.7539 0.3632 -2.750 -0.0189 0.00692 0.00165 -0.0733 0.7510 0.3833 -2.500 0.0084 0.00681 0.00158 -0.0734 0.7481 0.4034 -2.250 0.0358 0.00667 0.00153 -0.0735 0.7448 0.4249 -2.000 0.0634 0.00656 0.00148 -0.0737 0.7414 0.4457 -1.750 0.0909 0.00645 0.00143 -0.0738 0.7381 0.4665 -1.500 0.1183 0.00635 0.00138 -0.0739 0.7349 0.4891 -1.250 0.1461 0.00625 0.00136 -0.0740 0.7315 0.5098 -1.000 0.1738 0.00616 0.00134 -0.0742 0.7275 0.5317 -0.750 0.2015 0.00609 0.00132 -0.0743 0.7236 0.5529 -0.500 0.2293 0.00603 0.00131 -0.0744 0.7201 0.5722 -0.250 0.2575 0.00599 0.00132 -0.0747 0.7163 0.5891 0.000 0.2856 0.00596 0.00133 -0.0748 0.7115 0.6036 0.250 0.3130 0.00595 0.00133 -0.0749 0.7052 0.6164 0.500 0.3406 0.00595 0.00134 -0.0749 0.6958 0.6278 0.750 0.3675 0.00596 0.00135 -0.0748 0.6857 0.6382 1.250 0.4218 0.00602 0.00141 -0.0747 0.6677 0.6566 1.500 0.4486 0.00606 0.00145 -0.0746 0.6591 0.6650 2.000 0.5022 0.00615 0.00155 -0.0744 0.6404 0.6807 2.500 0.5548 0.00628 0.00167 -0.0740 0.6200 0.6960 3.000 0.6057 0.00646 0.00183 -0.0732 0.5932 0.7110 3.500 0.6528 0.00674 0.00205 -0.0717 0.5532 0.7262 3.750 0.6706 0.00707 0.00222 -0.0699 0.5115 0.7339 4.000 0.6838 0.00754 0.00248 -0.0671 0.4575 0.7422 4.250 0.6962 0.00804 0.00278 -0.0643 0.4065 0.7501 4.500 0.7119 0.00841 0.00303 -0.0621 0.3705 0.7585 4.750 0.7267 0.00873 0.00326 -0.0597 0.3413 0.7663 5.000 0.7386 0.00912 0.00352 -0.0568 0.3080 0.7747 5.250 0.7531 0.00948 0.00380 -0.0544 0.2807 0.7825 5.500 0.7672 0.00989 0.00410 -0.0520 0.2531 0.7910 5.750 0.7820 0.01028 0.00443 -0.0498 0.2291 0.7985 6.000 0.7964 0.01071 0.00476 -0.0475 0.2039 0.8060 6.250 0.8114 0.01113 0.00510 -0.0455 0.1818 0.8120 6.500 0.8260 0.01158 0.00547 -0.0434 0.1606 0.8183 6.750 0.8416 0.01200 0.00583 -0.0415 0.1428 0.8241 7.000 0.8577 0.01241 0.00621 -0.0397 0.1281 0.8296 7.250 0.8724 0.01290 0.00663 -0.0378 0.1101 0.8353 7.500 0.8879 0.01337 0.00704 -0.0360 0.0963 0.8405 7.750 0.9029 0.01386 0.00749 -0.0342 0.0828 0.8463 8.000 0.9196 0.01430 0.00792 -0.0327 0.0745 0.8518 8.250 0.9356 0.01477 0.00838 -0.0311 0.0663 0.8568 8.500 0.9528 0.01520 0.00881 -0.0297 0.0605 0.8624 9.000 0.9853 0.01616 0.00978 -0.0268 0.0488 0.8739 9.250 1.0004 0.01672 0.01033 -0.0252 0.0425 0.8802 9.500 1.0167 0.01721 0.01084 -0.0239 0.0387 0.8862 9.750 1.0315 0.01778 0.01142 -0.0223 0.0342 0.8935 10.000 1.0473 0.01829 0.01198 -0.0209 0.0316 0.9012 10.250 1.0616 0.01888 0.01258 -0.0193 0.0280 0.9109 10.500 1.0750 0.01948 0.01321 -0.0175 0.0246 0.9229 11.000 1.1146 0.02070 0.01456 -0.0170 0.0205 0.9867 11.500 1.1435 0.02218 0.01605 -0.0145 0.0158 1.0000 11.750 1.1580 0.02296 0.01684 -0.0134 0.0146 1.0000 12.000 1.1729 0.02373 0.01762 -0.0123 0.0131 1.0000 12.250 1.1869 0.02456 0.01846 -0.0113 0.0122 1.0000 12.500 1.2004 0.02543 0.01936 -0.0101 0.0113 1.0000 12.750 1.2141 0.02631 0.02026 -0.0091 0.0105 1.0000 13.000 1.2278 0.02720 0.02119 -0.0081 0.0102 1.0000 13.250 1.2411 0.02814 0.02217 -0.0071 0.0095 1.0000 13.500 1.2535 0.02915 0.02322 -0.0061 0.0090 1.0000 13.750 1.2652 0.03023 0.02433 -0.0051 0.0084 1.0000 14.000 1.2761 0.03140 0.02553 -0.0041 0.0079 1.0000 14.250 1.2883 0.03250 0.02667 -0.0032 0.0075 1.0000 14.500 1.2995 0.03368 0.02791 -0.0023 0.0073 1.0000 14.750 1.3105 0.03492 0.02920 -0.0015 0.0069 1.0000 15.000 1.3200 0.03630 0.03061 -0.0007 0.0063 1.0000 15.250 1.3293 0.03772 0.03209 0.0001 0.0061 1.0000 15.500 1.3380 0.03924 0.03366 0.0009 0.0058 1.0000 15.750 1.3460 0.04086 0.03533 0.0016 0.0055 1.0000 16.000 1.3542 0.04250 0.03703 0.0022 0.0054 1.0000 16.250 1.3617 0.04423 0.03882 0.0027 0.0050 1.0000 16.500 1.3683 0.04609 0.04075 0.0032 0.0048 1.0000 16.750 1.3740 0.04807 0.04279 0.0036 0.0045 1.0000 17.000 1.3790 0.05021 0.04499 0.0039 0.0042 1.0000 17.250 1.3824 0.05256 0.04740 0.0041 0.0039 1.0000 17.500 1.3856 0.05497 0.04989 0.0042 0.0038 1.0000 17.750 1.3888 0.05746 0.05246 0.0042 0.0036 1.0000 18.000 1.3912 0.06011 0.05519 0.0041 0.0035 1.0000 18.250 1.3923 0.06299 0.05816 0.0038 0.0034 1.0000 18.500 1.3925 0.06607 0.06132 0.0033 0.0032 1.0000 18.750 1.3914 0.06938 0.06472 0.0027 0.0031 1.0000 19.000 1.3879 0.07311 0.06855 0.0018 0.0029 1.0000 19.250 1.3858 0.07677 0.07230 0.0008 0.0029 1.0000