XFOIL Version 6.96 Calculated polar for: NREL's S825 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 ------ -------- --------- --------- -------- -------- -------- -17.750 -0.6535 0.12047 0.11808 -0.0621 0.9939 0.0023 -17.500 -0.6841 0.10965 0.10709 -0.0674 0.9938 0.0023 -17.250 -0.7011 0.10270 0.10002 -0.0706 0.9936 0.0023 -17.000 -0.7235 0.09563 0.09280 -0.0734 0.9933 0.0023 -16.750 -0.7357 0.09047 0.08752 -0.0753 0.9929 0.0023 -16.500 -0.7454 0.08581 0.08275 -0.0770 0.9925 0.0023 -16.250 -0.7535 0.08150 0.07834 -0.0785 0.9921 0.0023 -16.000 -0.7568 0.07801 0.07476 -0.0797 0.9918 0.0023 -15.750 -0.7622 0.07424 0.07089 -0.0809 0.9913 0.0023 -15.500 -0.7633 0.07117 0.06773 -0.0819 0.9909 0.0023 -15.250 -0.7607 0.06845 0.06494 -0.0829 0.9904 0.0023 -15.000 -0.7594 0.06564 0.06204 -0.0839 0.9898 0.0023 -14.750 -0.7584 0.06291 0.05922 -0.0847 0.9893 0.0023 -14.500 -0.7547 0.06053 0.05676 -0.0854 0.9888 0.0023 -14.250 -0.7495 0.05835 0.05451 -0.0860 0.9883 0.0023 -14.000 -0.7429 0.05633 0.05242 -0.0866 0.9878 0.0023 -13.750 -0.7354 0.05439 0.05043 -0.0872 0.9872 0.0023 -13.500 -0.7282 0.05243 0.04840 -0.0879 0.9867 0.0023 -13.250 -0.7178 0.05080 0.04672 -0.0885 0.9862 0.0023 -13.000 -0.7068 0.04909 0.04494 -0.0894 0.9856 0.0024 -12.750 -0.6937 0.04755 0.04336 -0.0903 0.9851 0.0024 -12.500 -0.6819 0.04596 0.04172 -0.0912 0.9846 0.0024 -12.250 -0.6735 0.04406 0.03976 -0.0921 0.9840 0.0025 -12.000 -0.6582 0.04277 0.03842 -0.0931 0.9836 0.0025 -11.750 -0.6443 0.04128 0.03689 -0.0943 0.9831 0.0025 -11.500 -0.6459 0.04028 0.03587 -0.0914 0.9802 0.0025 -11.250 -0.6387 0.03894 0.03450 -0.0909 0.9779 0.0026 -11.000 -0.6212 0.03751 0.03304 -0.0924 0.9757 0.0026 -10.750 -0.5963 0.03591 0.03141 -0.0957 0.9737 0.0028 -10.500 -0.5659 0.03440 0.02986 -0.0997 0.9722 0.0029 -10.250 -0.5357 0.03290 0.02833 -0.1037 0.9711 0.0030 -10.000 -0.5418 0.03181 0.02723 -0.1003 0.9644 0.0030 -9.750 -0.5308 0.03043 0.02582 -0.1008 0.9611 0.0033 -9.500 -0.5107 0.02882 0.02419 -0.1032 0.9590 0.0034 -9.250 -0.4839 0.02719 0.02253 -0.1070 0.9578 0.0034 -9.000 -0.4935 0.02580 0.02112 -0.1036 0.9493 0.0034 -8.750 -0.4686 0.02402 0.01929 -0.1073 0.9467 0.0037 -8.500 -0.4372 0.02205 0.01728 -0.1126 0.9450 0.0041 -8.250 -0.4012 0.01990 0.01509 -0.1190 0.9437 0.0049 -8.000 -0.3956 0.01809 0.01323 -0.1187 0.9329 0.0054 -7.500 -0.3340 0.01413 0.00914 -0.1278 0.9201 0.0077 -7.250 -0.2984 0.01307 0.00802 -0.1312 0.9153 0.0096 -7.000 -0.2646 0.01226 0.00718 -0.1338 0.9078 0.0125 -6.750 -0.2211 0.01147 0.00637 -0.1382 0.9024 0.0172 -6.500 -0.1727 0.01078 0.00565 -0.1434 0.8947 0.0232 -5.750 -0.0309 0.00893 0.00370 -0.1587 0.8266 0.1018 -5.500 -0.0025 0.00855 0.00329 -0.1595 0.7962 0.1411 -5.250 0.0310 0.00711 0.00217 -0.1629 0.7710 0.3034 -5.000 0.0577 0.00712 0.00212 -0.1627 0.7486 0.3212 -4.750 0.0841 0.00721 0.00209 -0.1625 0.7277 0.3301 -4.500 0.1108 0.00728 0.00208 -0.1623 0.7080 0.3363 -4.250 0.1377 0.00737 0.00206 -0.1621 0.6892 0.3405 -4.000 0.1647 0.00746 0.00204 -0.1620 0.6710 0.3429 -3.750 0.1919 0.00755 0.00202 -0.1618 0.6543 0.3446 -3.500 0.2196 0.00759 0.00200 -0.1619 0.6395 0.3481 -3.250 0.2474 0.00765 0.00199 -0.1619 0.6259 0.3502 -3.000 0.2752 0.00772 0.00198 -0.1619 0.6130 0.3518 -2.750 0.3031 0.00778 0.00197 -0.1620 0.6006 0.3532 -2.500 0.3312 0.00783 0.00196 -0.1621 0.5890 0.3543 -2.250 0.3592 0.00789 0.00196 -0.1621 0.5779 0.3555 -2.000 0.3871 0.00796 0.00196 -0.1622 0.5667 0.3562 -1.750 0.4152 0.00802 0.00196 -0.1623 0.5555 0.3568 -1.500 0.4433 0.00807 0.00196 -0.1624 0.5458 0.3573 -1.250 0.4713 0.00814 0.00197 -0.1625 0.5369 0.3579 -1.000 0.4997 0.00819 0.00198 -0.1626 0.5285 0.3584 -0.750 0.5277 0.00826 0.00201 -0.1626 0.5207 0.3589 -0.500 0.5561 0.00830 0.00202 -0.1628 0.5131 0.3600 -0.250 0.5841 0.00836 0.00206 -0.1629 0.5057 0.3612 0.000 0.6124 0.00840 0.00209 -0.1630 0.4981 0.3623 0.250 0.6403 0.00848 0.00214 -0.1631 0.4911 0.3633 0.500 0.6686 0.00853 0.00218 -0.1632 0.4850 0.3643 0.750 0.6966 0.00860 0.00224 -0.1633 0.4789 0.3653 1.000 0.7246 0.00866 0.00230 -0.1633 0.4738 0.3663 1.250 0.7527 0.00872 0.00236 -0.1634 0.4685 0.3674 1.500 0.7805 0.00880 0.00243 -0.1634 0.4630 0.3684 1.750 0.8083 0.00888 0.00250 -0.1635 0.4581 0.3695 2.000 0.8363 0.00894 0.00258 -0.1635 0.4530 0.3705 2.250 0.8639 0.00903 0.00266 -0.1635 0.4484 0.3715 2.500 0.8914 0.00912 0.00275 -0.1635 0.4442 0.3724 2.750 0.9190 0.00920 0.00284 -0.1634 0.4374 0.3732 3.000 0.9458 0.00933 0.00294 -0.1633 0.4271 0.3746 3.500 0.9997 0.00957 0.00317 -0.1630 0.4080 0.3776 4.000 1.0534 0.00982 0.00342 -0.1627 0.3925 0.3807 4.250 1.0796 0.00997 0.00357 -0.1625 0.3843 0.3823 4.500 1.1064 0.01009 0.00370 -0.1623 0.3761 0.3838 4.750 1.1325 0.01025 0.00385 -0.1620 0.3671 0.3853 5.000 1.1582 0.01043 0.00402 -0.1617 0.3549 0.3868 5.250 1.1832 0.01067 0.00421 -0.1612 0.3376 0.3881 5.500 1.2068 0.01101 0.00445 -0.1605 0.3104 0.3902 5.750 1.2273 0.01159 0.00483 -0.1593 0.2671 0.3923 6.000 1.2470 0.01222 0.00528 -0.1580 0.2286 0.3942 6.250 1.2664 0.01286 0.00575 -0.1566 0.1939 0.3961 6.500 1.2862 0.01341 0.00617 -0.1553 0.1665 0.3979 6.750 1.3059 0.01388 0.00656 -0.1539 0.1465 0.3997 7.000 1.3248 0.01434 0.00694 -0.1524 0.1282 0.4013 7.250 1.3416 0.01491 0.00740 -0.1505 0.1075 0.4027 7.500 1.3598 0.01541 0.00785 -0.1488 0.0918 0.4047 7.750 1.3783 0.01588 0.00829 -0.1473 0.0802 0.4068 8.000 1.3961 0.01637 0.00876 -0.1456 0.0700 0.4090 8.250 1.4140 0.01686 0.00923 -0.1439 0.0611 0.4112 8.500 1.4312 0.01738 0.00974 -0.1422 0.0524 0.4133 8.750 1.4466 0.01799 0.01032 -0.1402 0.0432 0.4153 9.000 1.4610 0.01865 0.01094 -0.1381 0.0349 0.4170 9.250 1.4757 0.01931 0.01158 -0.1360 0.0287 0.4188 9.500 1.4909 0.01993 0.01221 -0.1341 0.0245 0.4212 9.750 1.5052 0.02059 0.01289 -0.1321 0.0207 0.4235 10.000 1.5191 0.02131 0.01363 -0.1301 0.0177 0.4261 10.250 1.5333 0.02199 0.01435 -0.1282 0.0157 0.4288 10.500 1.5460 0.02278 0.01517 -0.1261 0.0134 0.4311 10.750 1.5586 0.02359 0.01601 -0.1240 0.0119 0.4331 11.000 1.5706 0.02446 0.01693 -0.1220 0.0103 0.4359 11.250 1.5817 0.02540 0.01792 -0.1199 0.0091 0.4385 11.500 1.5925 0.02639 0.01897 -0.1179 0.0081 0.4411 11.750 1.6016 0.02753 0.02016 -0.1158 0.0071 0.4436 12.000 1.6113 0.02866 0.02135 -0.1139 0.0063 0.4460 12.250 1.6196 0.02993 0.02267 -0.1119 0.0056 0.4481 12.500 1.6265 0.03137 0.02419 -0.1100 0.0049 0.4507 12.750 1.6340 0.03284 0.02573 -0.1083 0.0043 0.4536 13.000 1.6399 0.03449 0.02747 -0.1066 0.0038 0.4564 13.250 1.6447 0.03633 0.02937 -0.1050 0.0034 0.4592 13.500 1.6500 0.03820 0.03133 -0.1037 0.0031 0.4620 14.000 1.6579 0.04250 0.03579 -0.1014 0.0025 0.4681 14.250 1.6603 0.04496 0.03835 -0.1005 0.0023 0.4718 14.500 1.6622 0.04759 0.04106 -0.0997 0.0021 0.4755 14.750 1.6649 0.05024 0.04380 -0.0992 0.0020 0.4789 15.000 1.6667 0.05307 0.04675 -0.0989 0.0019 0.4826 15.250 1.6676 0.05610 0.04988 -0.0987 0.0018 0.4866 15.500 1.6678 0.05933 0.05322 -0.0986 0.0017 0.4905 15.750 1.6672 0.06276 0.05674 -0.0987 0.0016 0.4940 16.000 1.6657 0.06640 0.06049 -0.0991 0.0015 0.4980 16.250 1.6635 0.07021 0.06441 -0.0995 0.0014 0.5023 16.500 1.6608 0.07421 0.06852 -0.1001 0.0014 0.5067 16.750 1.6567 0.07851 0.07292 -0.1010 0.0013 0.5110 17.000 1.6508 0.08317 0.07771 -0.1020 0.0012 0.5162 17.250 1.6474 0.08753 0.08218 -0.1031 0.0012 0.5220 17.500 1.6435 0.09202 0.08680 -0.1044 0.0012 0.5280 17.750 1.6395 0.09664 0.09154 -0.1058 0.0011 0.5349 18.000 1.6347 0.10144 0.09645 -0.1074 0.0011 0.5409 18.250 1.6295 0.10635 0.10149 -0.1091 0.0011 0.5485 18.750 1.6182 0.11652 0.11191 -0.1131 0.0010 0.5633 19.000 1.6119 0.12179 0.11732 -0.1154 0.0010 0.5721 19.250 1.6053 0.12719 0.12285 -0.1179 0.0010 0.5827