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 = 0.200 e 6 Ncrit = 5.000 alpha CL CD CDp CM Top_Xtr Bot_Xtr ------ -------- --------- --------- -------- -------- -------- -18.000 -0.6404 0.13048 0.12628 -0.0538 1.0000 0.0126 -17.750 -0.6637 0.12136 0.11703 -0.0582 1.0000 0.0126 -17.500 -0.6806 0.11399 0.10955 -0.0618 1.0000 0.0127 -17.250 -0.6966 0.10709 0.10252 -0.0651 1.0000 0.0126 -17.000 -0.7112 0.10063 0.09596 -0.0683 1.0000 0.0128 -16.750 -0.7244 0.09467 0.08989 -0.0711 1.0000 0.0128 -16.500 -0.7379 0.08880 0.08392 -0.0739 1.0000 0.0130 -16.250 -0.7498 0.08338 0.07839 -0.0764 1.0000 0.0132 -16.000 -0.7613 0.07821 0.07311 -0.0788 1.0000 0.0133 -15.750 -0.7717 0.07341 0.06820 -0.0808 1.0000 0.0135 -15.500 -0.7820 0.06878 0.06346 -0.0827 1.0000 0.0139 -15.250 -0.7907 0.06462 0.05920 -0.0843 1.0000 0.0141 -15.000 -0.7994 0.06066 0.05511 -0.0855 1.0000 0.0144 -14.750 -0.8072 0.05703 0.05137 -0.0864 1.0000 0.0148 -14.500 -0.8145 0.05370 0.04793 -0.0869 1.0000 0.0151 -14.250 -0.8206 0.05076 0.04486 -0.0870 1.0000 0.0156 -14.000 -0.8292 0.04785 0.04185 -0.0867 1.0000 0.0163 -13.750 -0.8387 0.04524 0.03920 -0.0859 1.0000 0.0167 -13.500 -0.8479 0.04318 0.03709 -0.0843 1.0000 0.0172 -13.250 -0.8481 0.04086 0.03466 -0.0846 0.9975 0.0178 -13.000 -0.8343 0.03855 0.03222 -0.0869 0.9914 0.0194 -12.750 -0.8209 0.03638 0.02990 -0.0888 0.9853 0.0207 -12.500 -0.8099 0.03414 0.02757 -0.0906 0.9790 0.0220 -12.250 -0.7954 0.03232 0.02567 -0.0922 0.9725 0.0238 -12.000 -0.7763 0.03079 0.02400 -0.0938 0.9676 0.0263 -11.750 -0.7620 0.02918 0.02228 -0.0947 0.9605 0.0285 -11.500 -0.7436 0.02765 0.02069 -0.0962 0.9560 0.0312 -11.250 -0.7256 0.02655 0.01944 -0.0968 0.9496 0.0343 -11.000 -0.7077 0.02524 0.01806 -0.0976 0.9441 0.0376 -10.750 -0.6875 0.02416 0.01691 -0.0983 0.9393 0.0419 -10.500 -0.6710 0.02326 0.01591 -0.0980 0.9329 0.0462 -10.250 -0.6522 0.02230 0.01492 -0.0982 0.9281 0.0518 -10.000 -0.6362 0.02155 0.01409 -0.0974 0.9223 0.0575 -9.750 -0.6215 0.02082 0.01333 -0.0964 0.9163 0.0643 -9.500 -0.6040 0.02011 0.01254 -0.0956 0.9120 0.0717 -9.250 -0.5924 0.01963 0.01202 -0.0935 0.9055 0.0794 -9.000 -0.5795 0.01910 0.01147 -0.0917 0.9002 0.0881 -8.750 -0.5633 0.01861 0.01095 -0.0903 0.8962 0.0978 -8.500 -0.5497 0.01824 0.01056 -0.0883 0.8905 0.1085 -8.250 -0.5327 0.01781 0.01011 -0.0869 0.8862 0.1210 -8.000 -0.5137 0.01736 0.00964 -0.0859 0.8828 0.1354 -7.750 -0.4979 0.01700 0.00930 -0.0842 0.8783 0.1497 -7.500 -0.4808 0.01664 0.00896 -0.0827 0.8738 0.1653 -7.250 -0.4613 0.01625 0.00860 -0.0817 0.8703 0.1823 -7.000 -0.4401 0.01587 0.00823 -0.0809 0.8675 0.2012 -6.750 -0.4226 0.01561 0.00799 -0.0794 0.8631 0.2193 -6.500 -0.4032 0.01533 0.00773 -0.0783 0.8591 0.2385 -6.250 -0.3822 0.01500 0.00745 -0.0774 0.8559 0.2594 -6.000 -0.3589 0.01470 0.00716 -0.0769 0.8532 0.2813 -5.750 -0.3389 0.01446 0.00696 -0.0758 0.8495 0.3022 -5.500 -0.3188 0.01425 0.00679 -0.0746 0.8455 0.3244 -5.250 -0.2966 0.01400 0.00659 -0.0739 0.8422 0.3473 -5.000 -0.2723 0.01376 0.00637 -0.0734 0.8395 0.3715 -4.750 -0.2473 0.01351 0.00616 -0.0731 0.8371 0.3959 -4.500 -0.2279 0.01338 0.00610 -0.0718 0.8325 0.4191 -4.250 -0.2053 0.01322 0.00600 -0.0710 0.8290 0.4434 -4.000 -0.1806 0.01304 0.00587 -0.0706 0.8261 0.4679 -3.750 -0.1542 0.01286 0.00573 -0.0704 0.8238 0.4934 -3.500 -0.1305 0.01275 0.00569 -0.0698 0.8204 0.5172 -3.250 -0.1084 0.01270 0.00571 -0.0688 0.8161 0.5403 -3.000 -0.0832 0.01263 0.00569 -0.0684 0.8129 0.5633 -2.750 -0.0562 0.01257 0.00564 -0.0683 0.8104 0.5845 -2.500 -0.0278 0.01250 0.00559 -0.0684 0.8083 0.6039 -2.250 -0.0051 0.01254 0.00567 -0.0675 0.8040 0.6206 -2.000 0.0194 0.01256 0.00570 -0.0669 0.8000 0.6360 -1.750 0.0463 0.01255 0.00570 -0.0668 0.7970 0.6503 -1.500 0.0747 0.01253 0.00568 -0.0669 0.7947 0.6636 -1.250 0.1031 0.01252 0.00566 -0.0670 0.7923 0.6762 -1.000 0.1244 0.01262 0.00579 -0.0659 0.7872 0.6881 -0.750 0.1503 0.01265 0.00586 -0.0655 0.7837 0.6986 -0.500 0.1783 0.01265 0.00587 -0.0655 0.7810 0.7088 -0.250 0.2079 0.01264 0.00585 -0.0659 0.7788 0.7193 0.000 0.2300 0.01276 0.00603 -0.0648 0.7742 0.7282 0.250 0.2545 0.01283 0.00614 -0.0642 0.7700 0.7372 0.500 0.2820 0.01286 0.00617 -0.0642 0.7670 0.7466 0.750 0.3113 0.01286 0.00621 -0.0644 0.7646 0.7541 1.000 0.3348 0.01296 0.00633 -0.0637 0.7602 0.7633 1.250 0.3578 0.01307 0.00650 -0.0627 0.7555 0.7702 1.500 0.3858 0.01305 0.00650 -0.0628 0.7519 0.7788 1.750 0.4165 0.01300 0.00647 -0.0632 0.7490 0.7849 2.000 0.4350 0.01312 0.00664 -0.0615 0.7416 0.7936 2.250 0.4628 0.01306 0.00663 -0.0613 0.7367 0.7995 2.500 0.4875 0.01305 0.00665 -0.0607 0.7306 0.8076 2.750 0.5112 0.01303 0.00669 -0.0597 0.7238 0.8135 3.000 0.5385 0.01296 0.00665 -0.0595 0.7178 0.8206 3.250 0.5600 0.01298 0.00673 -0.0582 0.7098 0.8270 3.500 0.5862 0.01292 0.00670 -0.0578 0.7029 0.8336 3.750 0.6087 0.01291 0.00675 -0.0567 0.6941 0.8405 4.000 0.6313 0.01290 0.00680 -0.0555 0.6851 0.8469 4.250 0.6594 0.01281 0.00671 -0.0555 0.6763 0.8538 4.500 0.6785 0.01284 0.00681 -0.0536 0.6649 0.8597 4.750 0.7005 0.01284 0.00686 -0.0524 0.6527 0.8668 5.000 0.7214 0.01285 0.00690 -0.0509 0.6393 0.8726 5.250 0.7418 0.01287 0.00694 -0.0494 0.6238 0.8796 5.500 0.7609 0.01292 0.00698 -0.0476 0.6053 0.8861 5.750 0.7764 0.01300 0.00707 -0.0451 0.5825 0.8937 6.000 0.7887 0.01310 0.00713 -0.0419 0.5541 0.9017 6.250 0.7976 0.01330 0.00721 -0.0382 0.5163 0.9111 6.500 0.8026 0.01369 0.00742 -0.0339 0.4738 0.9212 6.750 0.8055 0.01425 0.00779 -0.0296 0.4316 0.9333 7.000 0.8112 0.01493 0.00829 -0.0261 0.3909 0.9469 7.250 0.8227 0.01576 0.00896 -0.0242 0.3496 0.9618 7.500 0.8398 0.01666 0.00969 -0.0237 0.3082 0.9810 7.750 0.8505 0.01750 0.01037 -0.0221 0.2739 1.0000 8.000 0.8596 0.01836 0.01108 -0.0200 0.2441 1.0000 8.250 0.8695 0.01925 0.01183 -0.0182 0.2164 1.0000 8.500 0.8806 0.02014 0.01260 -0.0165 0.1908 1.0000 8.750 0.8923 0.02104 0.01341 -0.0150 0.1680 1.0000 9.000 0.9041 0.02196 0.01424 -0.0135 0.1477 1.0000 9.250 0.9162 0.02289 0.01509 -0.0121 0.1304 1.0000 9.500 0.9290 0.02381 0.01595 -0.0108 0.1151 1.0000 9.750 0.9415 0.02476 0.01686 -0.0095 0.1019 1.0000 10.000 0.9538 0.02575 0.01780 -0.0082 0.0900 1.0000 10.250 0.9670 0.02671 0.01875 -0.0071 0.0801 1.0000 10.500 0.9798 0.02769 0.01976 -0.0059 0.0718 1.0000 10.750 0.9910 0.02882 0.02085 -0.0047 0.0645 1.0000 11.000 1.0042 0.02982 0.02191 -0.0037 0.0583 1.0000 11.250 1.0143 0.03105 0.02312 -0.0025 0.0528 1.0000 11.500 1.0271 0.03212 0.02428 -0.0015 0.0484 1.0000 11.750 1.0371 0.03341 0.02558 -0.0003 0.0444 1.0000 12.000 1.0468 0.03476 0.02698 0.0008 0.0409 1.0000 12.250 1.0577 0.03603 0.02836 0.0017 0.0379 1.0000 12.500 1.0664 0.03751 0.02987 0.0027 0.0351 1.0000 12.750 1.0729 0.03920 0.03159 0.0037 0.0329 1.0000 13.000 1.0822 0.04071 0.03322 0.0046 0.0310 1.0000 13.250 1.0904 0.04235 0.03495 0.0054 0.0292 1.0000 13.500 1.0978 0.04408 0.03674 0.0061 0.0274 1.0000 13.750 1.1015 0.04620 0.03891 0.0069 0.0260 1.0000 14.000 1.1076 0.04817 0.04098 0.0075 0.0247 1.0000 14.250 1.1138 0.05018 0.04312 0.0080 0.0235 1.0000 14.500 1.1194 0.05228 0.04533 0.0084 0.0224 1.0000 14.750 1.1243 0.05451 0.04767 0.0087 0.0214 1.0000 15.000 1.1272 0.05701 0.05026 0.0088 0.0205 1.0000 15.250 1.1263 0.06000 0.05331 0.0089 0.0196 1.0000 15.500 1.1289 0.06270 0.05614 0.0088 0.0189 1.0000 15.750 1.1313 0.06549 0.05909 0.0087 0.0182 1.0000 16.000 1.1324 0.06852 0.06226 0.0083 0.0175 1.0000 16.250 1.1326 0.07174 0.06562 0.0077 0.0168 1.0000 16.500 1.1316 0.07523 0.06923 0.0070 0.0163 1.0000 16.750 1.1298 0.07891 0.07301 0.0058 0.0156 1.0000 17.000 1.1258 0.08301 0.07722 0.0045 0.0152 1.0000 17.250 1.1192 0.08760 0.08190 0.0029 0.0147 1.0000 17.500 1.1144 0.09210 0.08656 0.0012 0.0144 1.0000 17.750 1.1091 0.09684 0.09150 -0.0008 0.0140 1.0000 18.000 1.1024 0.10192 0.09675 -0.0031 0.0137 1.0000 18.250 1.0945 0.10732 0.10233 -0.0056 0.0134 1.0000 18.500 1.0859 0.11302 0.10821 -0.0086 0.0131 1.0000 18.750 1.0760 0.11908 0.11444 -0.0118 0.0129 1.0000 19.000 1.0656 0.12547 0.12098 -0.0155 0.0125 1.0000 19.250 1.0543 0.13206 0.12774 -0.0193 0.0125 1.0000