XFOIL Version 6.96 Calculated polar for: EPPLER 520 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 ------ -------- --------- --------- -------- -------- -------- -19.750 -1.1162 0.12206 0.11900 0.0057 1.0000 0.0019 -19.500 -1.1373 0.11363 0.11043 0.0008 1.0000 0.0019 -19.250 -1.1587 0.10536 0.10202 -0.0038 1.0000 0.0019 -19.000 -1.1784 0.09763 0.09414 -0.0081 1.0000 0.0020 -18.750 -1.1951 0.09064 0.08703 -0.0119 1.0000 0.0020 -18.500 -1.2117 0.08392 0.08018 -0.0154 1.0000 0.0020 -18.250 -1.2229 0.07827 0.07440 -0.0183 1.0000 0.0020 -18.000 -1.2352 0.07264 0.06865 -0.0210 1.0000 0.0020 -17.750 -1.2425 0.06798 0.06388 -0.0231 1.0000 0.0020 -17.500 -1.2479 0.06374 0.05953 -0.0248 1.0000 0.0021 -17.250 -1.2546 0.05945 0.05512 -0.0265 1.0000 0.0021 -17.000 -1.2585 0.05575 0.05132 -0.0277 1.0000 0.0021 -16.750 -1.2605 0.05240 0.04788 -0.0287 1.0000 0.0021 -16.500 -1.2649 0.04893 0.04431 -0.0294 1.0000 0.0023 -16.250 -1.2644 0.04617 0.04145 -0.0299 1.0000 0.0023 -16.000 -1.2660 0.04332 0.03853 -0.0301 1.0000 0.0026 -15.750 -1.2633 0.04102 0.03615 -0.0301 1.0000 0.0025 -15.500 -1.2596 0.03895 0.03400 -0.0300 1.0000 0.0026 -15.250 -1.2550 0.03702 0.03200 -0.0297 1.0000 0.0025 -15.000 -1.2516 0.03506 0.02998 -0.0293 1.0000 0.0029 -14.750 -1.2457 0.03336 0.02822 -0.0288 1.0000 0.0029 -14.500 -1.2391 0.03177 0.02656 -0.0282 1.0000 0.0030 -14.000 -1.2080 0.02883 0.02343 -0.0300 0.9258 0.0034 -13.750 -1.2023 0.02777 0.02207 -0.0284 0.8521 0.0036 -13.500 -1.1943 0.02665 0.02082 -0.0271 0.8318 0.0037 -13.250 -1.1862 0.02549 0.01957 -0.0259 0.8184 0.0041 -13.000 -1.1761 0.02447 0.01847 -0.0248 0.8081 0.0044 -12.750 -1.1655 0.02349 0.01741 -0.0236 0.7999 0.0047 -12.250 -1.1426 0.02170 0.01548 -0.0212 0.7867 0.0055 -12.000 -1.1311 0.02084 0.01457 -0.0199 0.7813 0.0061 -11.750 -1.1187 0.02008 0.01374 -0.0186 0.7767 0.0068 -11.500 -1.1054 0.01937 0.01299 -0.0173 0.7727 0.0075 -11.250 -1.0931 0.01865 0.01223 -0.0158 0.7685 0.0083 -11.000 -1.0799 0.01803 0.01156 -0.0142 0.7644 0.0090 -10.750 -1.0664 0.01747 0.01095 -0.0126 0.7610 0.0098 -10.500 -1.0527 0.01694 0.01039 -0.0108 0.7579 0.0107 -10.250 -1.0399 0.01643 0.00986 -0.0088 0.7547 0.0118 -10.000 -1.0251 0.01603 0.00942 -0.0070 0.7517 0.0129 -9.750 -1.0064 0.01564 0.00898 -0.0058 0.7489 0.0139 -9.500 -0.9874 0.01520 0.00852 -0.0047 0.7463 0.0158 -9.250 -0.9672 0.01478 0.00809 -0.0038 0.7439 0.0180 -9.000 -0.9464 0.01437 0.00768 -0.0029 0.7415 0.0208 -8.750 -0.9251 0.01397 0.00728 -0.0022 0.7391 0.0242 -8.500 -0.9033 0.01358 0.00690 -0.0015 0.7366 0.0285 -8.250 -0.8815 0.01316 0.00649 -0.0008 0.7342 0.0356 -8.000 -0.8586 0.01280 0.00614 -0.0002 0.7322 0.0421 -7.750 -0.8358 0.01239 0.00579 0.0003 0.7303 0.0511 -7.500 -0.8120 0.01204 0.00547 0.0007 0.7281 0.0590 -7.250 -0.7875 0.01172 0.00518 0.0011 0.7258 0.0676 -7.000 -0.7631 0.01140 0.00488 0.0014 0.7235 0.0781 -6.750 -0.7383 0.01108 0.00460 0.0017 0.7215 0.0890 -6.500 -0.7133 0.01078 0.00433 0.0020 0.7195 0.1007 -6.250 -0.6882 0.01048 0.00408 0.0022 0.7174 0.1154 -6.000 -0.6633 0.01012 0.00382 0.0024 0.7155 0.1354 -5.750 -0.6379 0.00979 0.00357 0.0026 0.7135 0.1553 -5.500 -0.6117 0.00952 0.00336 0.0027 0.7113 0.1727 -5.250 -0.5860 0.00921 0.00314 0.0029 0.7090 0.1950 -5.000 -0.5597 0.00894 0.00294 0.0029 0.7068 0.2168 -4.750 -0.5332 0.00869 0.00275 0.0030 0.7047 0.2360 -4.500 -0.5067 0.00844 0.00257 0.0030 0.7025 0.2613 -4.250 -0.4800 0.00815 0.00240 0.0030 0.7003 0.2878 -4.000 -0.4530 0.00790 0.00223 0.0029 0.6975 0.3124 -3.750 -0.4259 0.00766 0.00208 0.0029 0.6945 0.3389 -3.500 -0.3987 0.00742 0.00193 0.0028 0.6916 0.3667 -3.250 -0.3713 0.00722 0.00180 0.0028 0.6889 0.3931 -3.000 -0.3437 0.00700 0.00168 0.0026 0.6863 0.4202 -2.750 -0.3159 0.00679 0.00157 0.0025 0.6833 0.4481 -2.500 -0.2880 0.00660 0.00147 0.0024 0.6799 0.4738 -2.250 -0.2600 0.00644 0.00138 0.0022 0.6765 0.4992 -2.000 -0.2319 0.00630 0.00130 0.0021 0.6733 0.5245 -1.750 -0.2034 0.00617 0.00125 0.0018 0.6697 0.5467 -1.500 -0.1746 0.00607 0.00121 0.0016 0.6655 0.5658 -1.250 -0.1458 0.00601 0.00117 0.0014 0.6612 0.5818 -1.000 -0.1168 0.00596 0.00115 0.0011 0.6572 0.5952 -0.750 -0.0876 0.00592 0.00114 0.0008 0.6523 0.6069 -0.500 -0.0585 0.00590 0.00113 0.0006 0.6467 0.6171 -0.250 -0.0292 0.00588 0.00112 0.0003 0.6408 0.6261 0.000 0.0000 0.00588 0.00112 0.0000 0.6328 0.6332 0.250 0.0293 0.00588 0.00112 -0.0003 0.6250 0.6402 0.500 0.0585 0.00590 0.00112 -0.0006 0.6162 0.6459 0.750 0.0877 0.00592 0.00114 -0.0009 0.6067 0.6518 1.000 0.1169 0.00596 0.00115 -0.0012 0.5959 0.6571 1.250 0.1458 0.00600 0.00117 -0.0014 0.5823 0.6614 1.500 0.1747 0.00607 0.00121 -0.0016 0.5660 0.6656 1.750 0.2034 0.00617 0.00125 -0.0019 0.5466 0.6697 2.000 0.2319 0.00630 0.00130 -0.0021 0.5248 0.6733 2.250 0.2600 0.00644 0.00138 -0.0022 0.4996 0.6766 2.500 0.2881 0.00660 0.00147 -0.0024 0.4738 0.6800 2.750 0.3160 0.00679 0.00157 -0.0025 0.4478 0.6833 3.000 0.3437 0.00701 0.00168 -0.0027 0.4198 0.6863 3.250 0.3714 0.00722 0.00180 -0.0028 0.3932 0.6889 3.500 0.3988 0.00742 0.00193 -0.0029 0.3667 0.6916 3.750 0.4259 0.00766 0.00208 -0.0029 0.3386 0.6945 4.000 0.4530 0.00790 0.00223 -0.0030 0.3118 0.6975 4.250 0.4801 0.00815 0.00240 -0.0030 0.2877 0.7003 4.500 0.5068 0.00844 0.00257 -0.0030 0.2605 0.7025 4.750 0.5333 0.00869 0.00275 -0.0030 0.2361 0.7048 5.000 0.5598 0.00894 0.00294 -0.0029 0.2169 0.7068 5.250 0.5862 0.00920 0.00313 -0.0029 0.1958 0.7090 5.500 0.6120 0.00952 0.00335 -0.0028 0.1732 0.7113 5.750 0.6381 0.00979 0.00357 -0.0027 0.1556 0.7135 6.000 0.6635 0.01012 0.00381 -0.0025 0.1357 0.7155 6.250 0.6885 0.01048 0.00408 -0.0023 0.1157 0.7174 6.500 0.7135 0.01079 0.00433 -0.0020 0.1006 0.7195 6.750 0.7386 0.01108 0.00460 -0.0018 0.0889 0.7215 7.000 0.7633 0.01140 0.00488 -0.0015 0.0778 0.7235 7.250 0.7878 0.01172 0.00518 -0.0011 0.0674 0.7258 7.500 0.8123 0.01204 0.00547 -0.0008 0.0589 0.7281 7.750 0.8361 0.01239 0.00579 -0.0004 0.0511 0.7303 8.000 0.8591 0.01279 0.00614 0.0001 0.0424 0.7321 8.250 0.8817 0.01318 0.00650 0.0007 0.0350 0.7342 8.500 0.9039 0.01357 0.00689 0.0014 0.0289 0.7366 8.750 0.9254 0.01398 0.00729 0.0021 0.0237 0.7390 9.000 0.9470 0.01437 0.00769 0.0028 0.0208 0.7415 9.250 0.9679 0.01478 0.00810 0.0037 0.0179 0.7439 9.500 0.9880 0.01521 0.00852 0.0046 0.0156 0.7463 9.750 1.0072 0.01564 0.00898 0.0057 0.0138 0.7489 10.000 1.0260 0.01604 0.00942 0.0068 0.0128 0.7517 10.250 1.0410 0.01644 0.00986 0.0086 0.0117 0.7547 10.500 1.0537 0.01695 0.01039 0.0106 0.0105 0.7578 10.750 1.0677 0.01746 0.01095 0.0124 0.0099 0.7610 11.000 1.0812 0.01802 0.01156 0.0140 0.0090 0.7644 11.250 1.0942 0.01865 0.01223 0.0156 0.0082 0.7684 11.500 1.1066 0.01937 0.01298 0.0171 0.0074 0.7727 11.750 1.1199 0.02007 0.01373 0.0184 0.0067 0.7767 12.000 1.1326 0.02082 0.01456 0.0197 0.0063 0.7813 12.250 1.1441 0.02168 0.01546 0.0210 0.0056 0.7866 12.750 1.1669 0.02348 0.01740 0.0234 0.0047 0.7998 13.000 1.1777 0.02445 0.01844 0.0246 0.0043 0.8081 13.250 1.1880 0.02545 0.01953 0.0257 0.0042 0.8184 13.500 1.1965 0.02658 0.02075 0.0269 0.0038 0.8316 13.750 1.2039 0.02775 0.02205 0.0282 0.0036 0.8520 14.000 1.2103 0.02875 0.02335 0.0297 0.0033 0.9258 14.500 1.2416 0.03172 0.02651 0.0279 0.0031 1.0000 14.750 1.2485 0.03328 0.02813 0.0285 0.0030 1.0000 15.000 1.2528 0.03511 0.03001 0.0290 0.0026 1.0000 15.250 1.2582 0.03691 0.03189 0.0294 0.0026 1.0000 15.500 1.2629 0.03882 0.03387 0.0297 0.0026 1.0000 15.750 1.2641 0.04112 0.03625 0.0299 0.0024 1.0000 16.000 1.2650 0.04361 0.03881 0.0298 0.0023 1.0000 16.250 1.2678 0.04600 0.04129 0.0296 0.0023 1.0000 16.500 1.2666 0.04894 0.04431 0.0291 0.0022 1.0000 16.750 1.2620 0.05244 0.04792 0.0284 0.0021 1.0000 17.000 1.2601 0.05577 0.05134 0.0274 0.0021 1.0000 17.250 1.2551 0.05965 0.05533 0.0261 0.0021 1.0000 17.500 1.2531 0.06326 0.05904 0.0247 0.0020 1.0000 17.750 1.2454 0.06784 0.06373 0.0228 0.0021 1.0000 18.000 1.2372 0.07263 0.06864 0.0207 0.0020 1.0000 18.250 1.2260 0.07809 0.07422 0.0180 0.0021 1.0000 18.500 1.2127 0.08408 0.08034 0.0150 0.0020 1.0000 18.750 1.1990 0.09031 0.08669 0.0118 0.0020 1.0000 19.000 1.1824 0.09726 0.09377 0.0080 0.0019 1.0000 19.250 1.1612 0.10526 0.10192 0.0036 0.0020 1.0000