XFOIL Version 6.96 Calculated polar for: NREL's S833 Airfoil 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 ------ -------- --------- --------- -------- -------- -------- -18.250 -1.0700 0.08454 0.08027 -0.0671 1.0000 0.0501 -18.000 -1.0807 0.08055 0.07625 -0.0680 1.0000 0.0515 -17.750 -1.0885 0.07699 0.07264 -0.0687 1.0000 0.0530 -17.500 -1.0948 0.07369 0.06926 -0.0691 1.0000 0.0545 -17.250 -1.0990 0.07072 0.06619 -0.0694 1.0000 0.0559 -17.000 -1.1097 0.06709 0.06253 -0.0698 1.0000 0.0577 -16.750 -1.1204 0.06352 0.05892 -0.0701 1.0000 0.0593 -16.500 -1.1286 0.06035 0.05571 -0.0701 1.0000 0.0612 -16.250 -1.1332 0.05769 0.05298 -0.0699 1.0000 0.0630 -16.000 -1.1354 0.05535 0.05055 -0.0695 1.0000 0.0648 -15.750 -1.1436 0.05249 0.04765 -0.0691 1.0000 0.0668 -15.500 -1.1534 0.04959 0.04471 -0.0684 1.0000 0.0687 -15.250 -1.1599 0.04714 0.04224 -0.0676 1.0000 0.0711 -15.000 -1.1635 0.04509 0.04012 -0.0665 1.0000 0.0732 -14.750 -1.1638 0.04342 0.03837 -0.0654 1.0000 0.0752 -14.500 -1.1693 0.04092 0.03585 -0.0649 0.9995 0.0779 -14.250 -1.1582 0.03859 0.03349 -0.0673 0.9972 0.0815 -14.000 -1.1415 0.03696 0.03178 -0.0693 0.9951 0.0853 -13.750 -1.1274 0.03509 0.02987 -0.0715 0.9933 0.0894 -13.500 -1.1189 0.03327 0.02802 -0.0723 0.9899 0.0932 -13.250 -1.1024 0.03201 0.02670 -0.0734 0.9870 0.0973 -13.000 -1.0871 0.03045 0.02511 -0.0751 0.9844 0.1019 -12.750 -1.0676 0.02916 0.02381 -0.0772 0.9827 0.1070 -12.500 -1.0539 0.02826 0.02282 -0.0769 0.9788 0.1110 -12.250 -1.0451 0.02678 0.02136 -0.0769 0.9744 0.1159 -12.000 -1.0239 0.02580 0.02035 -0.0784 0.9720 0.1217 -11.750 -0.9998 0.02491 0.01942 -0.0803 0.9705 0.1275 -11.500 -1.0003 0.02385 0.01836 -0.0776 0.9636 0.1317 -11.250 -0.9803 0.02312 0.01758 -0.0781 0.9604 0.1374 -11.000 -0.9592 0.02220 0.01665 -0.0794 0.9582 0.1440 -10.750 -0.9611 0.02145 0.01588 -0.0759 0.9511 0.1484 -10.500 -0.9440 0.02086 0.01522 -0.0754 0.9472 0.1534 -10.250 -0.9201 0.01995 0.01434 -0.0769 0.9450 0.1612 -10.000 -0.8885 0.01945 0.01378 -0.0789 0.9438 0.1686 -9.750 -0.8845 0.01875 0.01310 -0.0759 0.9366 0.1743 -9.500 -0.8593 0.01831 0.01263 -0.0764 0.9338 0.1819 -9.250 -0.8309 0.01773 0.01207 -0.0776 0.9320 0.1902 -8.750 -0.7663 0.01682 0.01116 -0.0812 0.9298 0.2079 -8.500 -0.7545 0.01659 0.01088 -0.0786 0.9236 0.2142 -8.250 -0.7295 0.01613 0.01045 -0.0789 0.9206 0.2231 -8.000 -0.6984 0.01579 0.01010 -0.0802 0.9189 0.2321 -7.750 -0.6659 0.01539 0.00973 -0.0818 0.9176 0.2423 -7.500 -0.6324 0.01502 0.00936 -0.0835 0.9166 0.2520 -7.250 -0.5978 0.01472 0.00905 -0.0853 0.9157 0.2618 -7.000 -0.5815 0.01448 0.00885 -0.0836 0.9104 0.2702 -6.750 -0.5545 0.01426 0.00860 -0.0839 0.9071 0.2795 -6.500 -0.5228 0.01391 0.00830 -0.0851 0.9053 0.2902 -6.250 -0.4893 0.01361 0.00800 -0.0867 0.9039 0.3005 -6.000 -0.4547 0.01334 0.00773 -0.0884 0.9029 0.3111 -5.750 -0.4194 0.01299 0.00743 -0.0903 0.9021 0.3225 -5.500 -0.3836 0.01270 0.00715 -0.0922 0.9014 0.3334 -5.250 -0.3471 0.01243 0.00688 -0.0942 0.9009 0.3446 -5.000 -0.3354 0.01237 0.00687 -0.0913 0.8930 0.3533 -4.750 -0.3025 0.01213 0.00663 -0.0926 0.8913 0.3643 -4.500 -0.2678 0.01185 0.00638 -0.0942 0.8900 0.3760 -4.250 -0.2325 0.01155 0.00612 -0.0960 0.8891 0.3874 -4.000 -0.1964 0.01126 0.00586 -0.0978 0.8883 0.3987 -3.750 -0.1598 0.01099 0.00560 -0.0998 0.8877 0.4111 -3.500 -0.1224 0.01069 0.00536 -0.1019 0.8871 0.4230 -3.250 -0.0844 0.01042 0.00512 -0.1041 0.8865 0.4348 -3.000 -0.0450 0.01019 0.00490 -0.1066 0.8859 0.4471 -2.750 -0.0076 0.00997 0.00473 -0.1088 0.8847 0.4591 -2.000 0.0779 0.00955 0.00442 -0.1095 0.8736 0.4927 -1.750 0.1191 0.00934 0.00426 -0.1124 0.8726 0.5048 -1.500 0.1616 0.00917 0.00412 -0.1155 0.8715 0.5170 -1.250 0.2037 0.00901 0.00399 -0.1185 0.8701 0.5294 -1.000 0.2164 0.00901 0.00405 -0.1154 0.8622 0.5386 -0.750 0.2551 0.00887 0.00394 -0.1177 0.8593 0.5500 -0.500 0.2963 0.00871 0.00381 -0.1204 0.8565 0.5614 -0.250 0.3333 0.00861 0.00374 -0.1223 0.8525 0.5715 0.000 0.3562 0.00859 0.00373 -0.1212 0.8450 0.5814 0.250 0.3937 0.00848 0.00368 -0.1232 0.8404 0.5906 0.500 0.4237 0.00846 0.00366 -0.1236 0.8340 0.5998 0.750 0.4514 0.00844 0.00368 -0.1234 0.8268 0.6079 1.000 0.4911 0.00841 0.00362 -0.1258 0.8215 0.6166 1.250 0.5096 0.00844 0.00372 -0.1237 0.8124 0.6234 1.500 0.5463 0.00844 0.00368 -0.1255 0.8059 0.6317 1.750 0.5659 0.00847 0.00379 -0.1236 0.7966 0.6375 2.000 0.6005 0.00850 0.00379 -0.1249 0.7890 0.6446 2.250 0.6194 0.00854 0.00386 -0.1229 0.7786 0.6507 2.500 0.6478 0.00859 0.00393 -0.1229 0.7693 0.6562 2.750 0.6717 0.00865 0.00398 -0.1219 0.7585 0.6625 3.000 0.6939 0.00870 0.00405 -0.1206 0.7471 0.6679 3.250 0.7176 0.00877 0.00413 -0.1196 0.7351 0.6727 3.500 0.7399 0.00885 0.00419 -0.1183 0.7216 0.6782 3.750 0.7586 0.00894 0.00424 -0.1163 0.7062 0.6837 4.000 0.7756 0.00903 0.00435 -0.1138 0.6895 0.6878 4.250 0.7922 0.00917 0.00448 -0.1114 0.6702 0.6925 4.500 0.8088 0.00937 0.00462 -0.1090 0.6482 0.6977 4.750 0.8244 0.00963 0.00479 -0.1064 0.6231 0.7022 5.000 0.8381 0.00993 0.00503 -0.1035 0.5947 0.7062 5.250 0.8500 0.01031 0.00530 -0.1003 0.5621 0.7107 5.500 0.8615 0.01076 0.00560 -0.0971 0.5258 0.7155 5.750 0.8705 0.01128 0.00595 -0.0935 0.4862 0.7197 6.000 0.8800 0.01184 0.00636 -0.0901 0.4457 0.7233 6.250 0.8903 0.01246 0.00680 -0.0869 0.4059 0.7275 6.750 0.9150 0.01370 0.00770 -0.0817 0.3340 0.7360 7.000 0.9286 0.01427 0.00816 -0.0793 0.3016 0.7395 7.250 0.9422 0.01489 0.00865 -0.0770 0.2700 0.7432 7.500 0.9567 0.01552 0.00915 -0.0749 0.2404 0.7474 7.750 0.9719 0.01618 0.00966 -0.0731 0.2127 0.7514 8.000 0.9866 0.01679 0.01018 -0.0711 0.1882 0.7548 8.250 1.0015 0.01741 0.01072 -0.0692 0.1671 0.7582 8.500 1.0169 0.01805 0.01128 -0.0674 0.1469 0.7620 8.750 1.0324 0.01872 0.01187 -0.0657 0.1287 0.7660 9.000 1.0476 0.01943 0.01249 -0.0641 0.1124 0.7697 9.250 1.0619 0.02012 0.01313 -0.0622 0.0972 0.7729 9.500 1.0764 0.02084 0.01381 -0.0605 0.0841 0.7764 9.750 1.0908 0.02160 0.01452 -0.0588 0.0729 0.7801 10.000 1.1055 0.02239 0.01526 -0.0572 0.0629 0.7838 10.250 1.1195 0.02320 0.01604 -0.0556 0.0548 0.7872 10.500 1.1335 0.02398 0.01683 -0.0539 0.0482 0.7904 10.750 1.1473 0.02480 0.01767 -0.0523 0.0427 0.7939 11.000 1.1604 0.02571 0.01858 -0.0507 0.0379 0.7974 11.250 1.1725 0.02675 0.01960 -0.0490 0.0339 0.8011 11.500 1.1865 0.02761 0.02051 -0.0476 0.0305 0.8046 11.750 1.1974 0.02869 0.02163 -0.0459 0.0277 0.8079 12.000 1.2095 0.02971 0.02269 -0.0444 0.0255 0.8115 12.250 1.2194 0.03096 0.02398 -0.0428 0.0235 0.8155 12.500 1.2311 0.03211 0.02518 -0.0414 0.0217 0.8194 12.750 1.2377 0.03359 0.02670 -0.0396 0.0202 0.8229 13.000 1.2483 0.03482 0.02804 -0.0382 0.0190 0.8267 13.250 1.2577 0.03621 0.02948 -0.0369 0.0178 0.8310 13.500 1.2611 0.03818 0.03149 -0.0354 0.0168 0.8352 13.750 1.2699 0.03963 0.03306 -0.0341 0.0160 0.8392 14.000 1.2766 0.04133 0.03485 -0.0329 0.0153 0.8436 14.250 1.2836 0.04310 0.03668 -0.0318 0.0146 0.8484 14.500 1.2834 0.04558 0.03923 -0.0306 0.0141 0.8530 14.750 1.2863 0.04779 0.04157 -0.0295 0.0136 0.8578 15.000 1.2900 0.05006 0.04396 -0.0288 0.0132 0.8631 15.250 1.2932 0.05245 0.04645 -0.0281 0.0129 0.8683 15.500 1.2959 0.05486 0.04898 -0.0276 0.0125 0.8742 15.750 1.2976 0.05757 0.05177 -0.0272 0.0121 0.8808 16.000 1.2970 0.06051 0.05482 -0.0269 0.0119 0.8876 16.250 1.2956 0.06369 0.05811 -0.0269 0.0118 0.8957 16.500 1.2901 0.06735 0.06189 -0.0269 0.0115 0.9052 16.750 1.2818 0.07141 0.06609 -0.0270 0.0112 0.9191 17.000 1.2788 0.07464 0.06950 -0.0273 0.0111 1.0000 17.250 1.2784 0.07850 0.07348 -0.0285 0.0110 1.0000 17.500 1.2766 0.08259 0.07768 -0.0298 0.0109 1.0000 17.750 1.2745 0.08681 0.08201 -0.0314 0.0107 1.0000 18.000 1.2711 0.09131 0.08663 -0.0331 0.0105 1.0000 18.250 1.2677 0.09586 0.09129 -0.0350 0.0105 1.0000 18.500 1.2637 0.10060 0.09614 -0.0371 0.0103 1.0000 18.750 1.2595 0.10540 0.10106 -0.0393 0.0102 1.0000 19.000 1.2546 0.11039 0.10615 -0.0418 0.0101 1.0000 19.250 1.2501 0.11536 0.11123 -0.0444 0.0100 1.0000