XFOIL Version 6.96 Calculated polar for: EPPLER 542 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 = 5.000 alpha CL CD CDp CM Top_Xtr Bot_Xtr ------ -------- --------- --------- -------- -------- -------- -14.250 -0.6197 0.07926 0.07660 -0.0629 1.0000 0.0035 -14.000 -0.6521 0.06854 0.06570 -0.0697 1.0000 0.0034 -13.750 -0.6795 0.06125 0.05821 -0.0727 1.0000 0.0034 -13.500 -0.7014 0.05609 0.05290 -0.0735 1.0000 0.0034 -13.250 -0.7260 0.05106 0.04760 -0.0728 1.0000 0.0035 -13.000 -0.7451 0.04724 0.04358 -0.0712 1.0000 0.0034 -12.500 -0.7732 0.04108 0.03698 -0.0663 1.0000 0.0035 -12.250 -0.7850 0.03845 0.03413 -0.0632 1.0000 0.0035 -11.750 -0.7769 0.03330 0.02853 -0.0617 0.9882 0.0036 -11.500 -0.7637 0.03179 0.02692 -0.0615 0.9674 0.0038 -11.250 -0.7368 0.02987 0.02480 -0.0642 0.9523 0.0039 -10.750 -0.6603 0.02592 0.02035 -0.0732 0.9325 0.0041 -10.500 -0.6160 0.02427 0.01847 -0.0785 0.9192 0.0042 -10.250 -0.5755 0.02307 0.01705 -0.0826 0.9007 0.0045 -10.000 -0.5468 0.02197 0.01571 -0.0840 0.8790 0.0045 -9.750 -0.5256 0.02133 0.01490 -0.0837 0.8605 0.0046 -9.250 -0.4910 0.01988 0.01315 -0.0812 0.8313 0.0048 -9.000 -0.4705 0.01965 0.01280 -0.0804 0.8195 0.0053 -8.750 -0.4547 0.01893 0.01198 -0.0789 0.8085 0.0055 -8.500 -0.4390 0.01827 0.01122 -0.0773 0.7976 0.0056 -8.250 -0.4205 0.01787 0.01076 -0.0761 0.7880 0.0059 -8.000 -0.4033 0.01739 0.01018 -0.0747 0.7787 0.0062 -7.750 -0.3858 0.01690 0.00962 -0.0733 0.7704 0.0063 -7.500 -0.3683 0.01645 0.00909 -0.0719 0.7625 0.0065 -7.250 -0.3503 0.01601 0.00859 -0.0706 0.7552 0.0069 -7.000 -0.3321 0.01563 0.00813 -0.0692 0.7475 0.0070 -6.750 -0.3144 0.01522 0.00765 -0.0678 0.7406 0.0076 -6.500 -0.2962 0.01485 0.00723 -0.0664 0.7333 0.0084 -6.250 -0.2780 0.01451 0.00683 -0.0650 0.7270 0.0097 -6.000 -0.2597 0.01417 0.00646 -0.0636 0.7207 0.0116 -5.750 -0.2425 0.01381 0.00609 -0.0620 0.7147 0.0166 -5.500 -0.2246 0.01349 0.00577 -0.0606 0.7093 0.0229 -5.250 -0.2077 0.01315 0.00546 -0.0589 0.7033 0.0344 -5.000 -0.1938 0.01272 0.00513 -0.0568 0.6977 0.0595 -4.750 -0.1816 0.01226 0.00481 -0.0544 0.6923 0.0937 -4.500 -0.1729 0.01175 0.00448 -0.0513 0.6868 0.1390 -4.250 -0.1712 0.01127 0.00420 -0.0468 0.6819 0.1936 -4.000 -0.1689 0.01069 0.00390 -0.0424 0.6774 0.2680 -3.750 -0.1685 0.00991 0.00352 -0.0378 0.6726 0.3685 -3.500 -0.1738 0.00876 0.00296 -0.0322 0.6678 0.5144 -3.250 -0.1683 0.00816 0.00313 -0.0278 0.6635 0.6926 -3.000 -0.1412 0.00837 0.00331 -0.0276 0.6593 0.7223 -2.750 -0.1137 0.00861 0.00349 -0.0274 0.6551 0.7388 -2.500 -0.0858 0.00894 0.00377 -0.0273 0.6512 0.7499 -2.250 -0.0589 0.00926 0.00398 -0.0270 0.6476 0.7607 -2.000 -0.0286 0.00981 0.00456 -0.0269 0.6439 0.7662 -1.750 -0.0006 0.00993 0.00464 -0.0270 0.6398 0.7690 -1.500 0.0267 0.00989 0.00453 -0.0272 0.6360 0.7704 -1.250 0.0539 0.00985 0.00441 -0.0274 0.6326 0.7718 -1.000 0.0813 0.00980 0.00428 -0.0276 0.6294 0.7731 -0.750 0.1088 0.00973 0.00417 -0.0279 0.6257 0.7745 -0.500 0.1363 0.00967 0.00405 -0.0282 0.6219 0.7756 -0.250 0.1640 0.00963 0.00395 -0.0285 0.6186 0.7764 0.000 0.1916 0.00963 0.00389 -0.0287 0.6153 0.7770 0.250 0.2195 0.00962 0.00387 -0.0289 0.6120 0.7776 0.500 0.2474 0.00961 0.00386 -0.0292 0.6084 0.7783 0.750 0.2751 0.00961 0.00384 -0.0294 0.6048 0.7788 1.000 0.3027 0.00963 0.00382 -0.0296 0.6014 0.7794 1.250 0.3302 0.00965 0.00381 -0.0298 0.5981 0.7800 1.500 0.3580 0.00964 0.00382 -0.0301 0.5943 0.7806 1.750 0.3854 0.00965 0.00382 -0.0303 0.5900 0.7812 2.000 0.4126 0.00967 0.00382 -0.0304 0.5855 0.7818 2.250 0.4397 0.00970 0.00383 -0.0306 0.5810 0.7826 2.500 0.4670 0.00971 0.00386 -0.0307 0.5761 0.7834 2.750 0.4940 0.00973 0.00389 -0.0309 0.5713 0.7842 3.000 0.5208 0.00977 0.00390 -0.0310 0.5667 0.7849 3.250 0.5479 0.00978 0.00394 -0.0311 0.5614 0.7857 3.500 0.5746 0.00980 0.00398 -0.0312 0.5557 0.7864 3.750 0.6008 0.00986 0.00400 -0.0312 0.5503 0.7871 4.000 0.6276 0.00987 0.00406 -0.0313 0.5441 0.7879 4.250 0.6535 0.00992 0.00411 -0.0312 0.5372 0.7886 4.500 0.6796 0.00996 0.00417 -0.0312 0.5303 0.7894 4.750 0.7051 0.01001 0.00423 -0.0310 0.5220 0.7901 5.000 0.7305 0.01008 0.00431 -0.0309 0.5136 0.7908 5.250 0.7546 0.01017 0.00438 -0.0305 0.5034 0.7916 5.500 0.7792 0.01025 0.00448 -0.0302 0.4917 0.7923 5.750 0.8020 0.01036 0.00459 -0.0295 0.4780 0.7931 6.000 0.8233 0.01050 0.00472 -0.0285 0.4612 0.7938 6.250 0.8420 0.01072 0.00488 -0.0270 0.4399 0.7944 6.500 0.8583 0.01100 0.00510 -0.0252 0.4131 0.7951 6.750 0.8718 0.01135 0.00535 -0.0228 0.3851 0.7959 7.000 0.8817 0.01174 0.00564 -0.0197 0.3580 0.7968 7.250 0.8901 0.01219 0.00598 -0.0164 0.3308 0.7977 7.500 0.9002 0.01268 0.00639 -0.0136 0.3049 0.7987 7.750 0.9103 0.01321 0.00684 -0.0109 0.2819 0.7996 8.000 0.9205 0.01374 0.00731 -0.0082 0.2595 0.8006 8.250 0.9288 0.01437 0.00785 -0.0054 0.2367 0.8017 8.500 0.9381 0.01498 0.00840 -0.0029 0.2160 0.8027 8.750 0.9448 0.01573 0.00905 -0.0001 0.1941 0.8039 9.000 0.9515 0.01652 0.00976 0.0026 0.1726 0.8052 9.250 0.9583 0.01735 0.01052 0.0050 0.1532 0.8064 9.500 0.9651 0.01825 0.01134 0.0073 0.1359 0.8074 9.750 0.9747 0.01906 0.01213 0.0092 0.1237 0.8082 10.000 0.9824 0.01997 0.01302 0.0111 0.1102 0.8091 10.250 0.9910 0.02089 0.01392 0.0129 0.0993 0.8100 10.500 0.9983 0.02191 0.01493 0.0147 0.0875 0.8110 10.750 1.0066 0.02293 0.01596 0.0163 0.0786 0.8119 11.000 1.0142 0.02404 0.01706 0.0179 0.0698 0.8129 11.250 1.0218 0.02519 0.01821 0.0193 0.0617 0.8139 11.500 1.0302 0.02633 0.01936 0.0206 0.0547 0.8149 11.750 1.0361 0.02766 0.02067 0.0220 0.0464 0.8159 12.000 1.0438 0.02893 0.02196 0.0231 0.0408 0.8170 12.250 1.0500 0.03033 0.02336 0.0243 0.0347 0.8180 12.500 1.0562 0.03177 0.02481 0.0253 0.0294 0.8191 12.750 1.0634 0.03319 0.02625 0.0262 0.0262 0.8201 13.000 1.0701 0.03470 0.02778 0.0270 0.0224 0.8213 13.250 1.0757 0.03633 0.02943 0.0278 0.0186 0.8225 13.500 1.0828 0.03789 0.03103 0.0284 0.0164 0.8235 14.000 1.0954 0.04126 0.03450 0.0295 0.0126 0.8255 14.250 1.1016 0.04301 0.03630 0.0299 0.0110 0.8265 14.500 1.1076 0.04482 0.03818 0.0302 0.0099 0.8275 14.750 1.1137 0.04667 0.04011 0.0305 0.0091 0.8285 15.000 1.1194 0.04861 0.04213 0.0306 0.0080 0.8296 15.250 1.1244 0.05068 0.04427 0.0307 0.0075 0.8307 15.500 1.1287 0.05285 0.04652 0.0307 0.0060 0.8318 15.750 1.1329 0.05512 0.04886 0.0306 0.0056 0.8329 16.000 1.1364 0.05752 0.05135 0.0304 0.0049 0.8341 16.250 1.1400 0.05996 0.05387 0.0301 0.0045 0.8352 16.500 1.1415 0.06269 0.05668 0.0296 0.0040 0.8363 16.750 1.1435 0.06547 0.05955 0.0291 0.0035 0.8374 17.000 1.1435 0.06855 0.06273 0.0284 0.0031 0.8384 17.250 1.1435 0.07173 0.06600 0.0276 0.0029 0.8394 17.750 1.1401 0.07871 0.07320 0.0255 0.0022 0.8415 18.000 1.1393 0.08222 0.07683 0.0242 0.0022 0.8426 18.250 1.1376 0.08594 0.08067 0.0228 0.0022 0.8437 18.500 1.1337 0.09008 0.08494 0.0212 0.0021 0.8447 18.750 1.1262 0.09486 0.08983 0.0192 0.0018 0.8458 19.000 1.1193 0.09968 0.09478 0.0171 0.0017 0.8470