XFOIL Version 6.96 Calculated polar for: St. CYR 172 (Royer) 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 ------ -------- --------- --------- -------- -------- -------- -18.000 -1.1585 0.08664 0.08206 -0.0275 1.0000 0.0274 -17.750 -1.1664 0.08211 0.07747 -0.0295 1.0000 0.0277 -17.500 -1.1744 0.07765 0.07295 -0.0314 1.0000 0.0279 -17.250 -1.1829 0.07314 0.06837 -0.0334 1.0000 0.0281 -17.000 -1.1912 0.06874 0.06389 -0.0353 1.0000 0.0283 -16.750 -1.1992 0.06441 0.05947 -0.0372 1.0000 0.0285 -16.500 -1.2050 0.06036 0.05534 -0.0389 1.0000 0.0288 -16.250 -1.2117 0.05627 0.05115 -0.0406 1.0000 0.0290 -16.000 -1.2165 0.05241 0.04721 -0.0422 1.0000 0.0292 -15.750 -1.2180 0.04899 0.04369 -0.0437 1.0000 0.0296 -15.500 -1.2201 0.04562 0.04023 -0.0449 1.0000 0.0299 -15.250 -1.2205 0.04258 0.03708 -0.0460 1.0000 0.0302 -15.000 -1.2202 0.03978 0.03418 -0.0467 1.0000 0.0306 -14.750 -1.2177 0.03735 0.03166 -0.0471 1.0000 0.0309 -14.500 -1.2150 0.03510 0.02931 -0.0471 1.0000 0.0313 -14.250 -1.2104 0.03319 0.02729 -0.0469 1.0000 0.0317 -14.000 -1.2057 0.03145 0.02545 -0.0463 1.0000 0.0319 -13.750 -1.2036 0.02966 0.02359 -0.0452 1.0000 0.0322 -13.500 -1.2011 0.02808 0.02195 -0.0437 1.0000 0.0326 -13.250 -1.1960 0.02680 0.02062 -0.0421 1.0000 0.0330 -13.000 -1.1896 0.02570 0.01946 -0.0402 1.0000 0.0334 -12.750 -1.1815 0.02478 0.01849 -0.0382 1.0000 0.0338 -12.500 -1.1730 0.02395 0.01760 -0.0361 1.0000 0.0343 -12.250 -1.1642 0.02320 0.01680 -0.0337 1.0000 0.0348 -12.000 -1.1557 0.02252 0.01606 -0.0311 1.0000 0.0352 -11.750 -1.1473 0.02189 0.01537 -0.0282 1.0000 0.0356 -11.500 -1.1393 0.02133 0.01476 -0.0250 1.0000 0.0360 -11.250 -1.1307 0.02084 0.01421 -0.0218 1.0000 0.0365 -11.000 -1.1192 0.02036 0.01367 -0.0191 1.0000 0.0369 -10.750 -1.1077 0.01977 0.01304 -0.0164 1.0000 0.0375 -10.500 -1.0962 0.01915 0.01240 -0.0138 1.0000 0.0381 -10.250 -1.0827 0.01863 0.01185 -0.0113 1.0000 0.0387 -10.000 -1.0680 0.01816 0.01135 -0.0091 1.0000 0.0393 -9.750 -1.0524 0.01773 0.01089 -0.0069 1.0000 0.0400 -9.500 -1.0365 0.01731 0.01044 -0.0048 1.0000 0.0407 -9.250 -1.0201 0.01692 0.01001 -0.0027 1.0000 0.0414 -9.000 -1.0034 0.01656 0.00961 -0.0006 1.0000 0.0422 -8.750 -0.9865 0.01623 0.00925 0.0014 1.0000 0.0429 -8.500 -0.9718 0.01580 0.00880 0.0038 1.0000 0.0440 -8.250 -0.9484 0.01536 0.00836 0.0045 0.9991 0.0452 -8.000 -0.9167 0.01495 0.00793 0.0034 0.9967 0.0466 -7.750 -0.8834 0.01458 0.00754 0.0021 0.9938 0.0482 -7.500 -0.8509 0.01423 0.00715 0.0010 0.9900 0.0496 -7.250 -0.8190 0.01379 0.00671 0.0000 0.9857 0.0519 -7.000 -0.7860 0.01339 0.00631 -0.0012 0.9822 0.0550 -6.750 -0.7586 0.01305 0.00596 -0.0012 0.9759 0.0582 -6.500 -0.7282 0.01260 0.00555 -0.0019 0.9709 0.0651 -6.250 -0.7049 0.01188 0.00506 -0.0013 0.9627 0.0983 -6.000 -0.6745 0.01142 0.00475 -0.0019 0.9572 0.1259 -5.750 -0.6444 0.01115 0.00452 -0.0023 0.9498 0.1375 -5.500 -0.6088 0.01089 0.00428 -0.0039 0.9441 0.1476 -5.250 -0.5701 0.01058 0.00402 -0.0062 0.9367 0.1589 -5.000 -0.5268 0.01031 0.00377 -0.0095 0.9294 0.1680 -4.750 -0.4879 0.01006 0.00355 -0.0118 0.9218 0.1765 -4.500 -0.4486 0.00981 0.00332 -0.0142 0.9128 0.1867 -4.250 -0.4153 0.00961 0.00314 -0.0153 0.9015 0.1984 -4.000 -0.3849 0.00941 0.00298 -0.0158 0.8903 0.2135 -3.750 -0.3569 0.00922 0.00284 -0.0157 0.8766 0.2307 -3.500 -0.3308 0.00907 0.00271 -0.0152 0.8612 0.2475 -3.250 -0.3058 0.00892 0.00261 -0.0144 0.8430 0.2654 -3.000 -0.2812 0.00880 0.00249 -0.0135 0.8137 0.2833 -2.750 -0.2582 0.00877 0.00236 -0.0121 0.7643 0.3009 -2.500 -0.2361 0.00880 0.00227 -0.0107 0.7240 0.3159 -2.250 -0.2128 0.00885 0.00221 -0.0095 0.6919 0.3279 -2.000 -0.1897 0.00888 0.00216 -0.0083 0.6584 0.3376 -1.750 -0.1667 0.00897 0.00212 -0.0070 0.6180 0.3464 -1.500 -0.1453 0.00910 0.00207 -0.0055 0.5639 0.3553 -1.250 -0.1226 0.00924 0.00204 -0.0042 0.5160 0.3637 -1.000 -0.0995 0.00933 0.00202 -0.0031 0.4812 0.3730 -0.750 -0.0753 0.00942 0.00201 -0.0022 0.4548 0.3826 -0.500 -0.0509 0.00945 0.00200 -0.0014 0.4344 0.3926 -0.250 -0.0254 0.00948 0.00199 -0.0007 0.4212 0.4015 0.000 0.0000 0.00946 0.00199 0.0000 0.4114 0.4113 0.250 0.0254 0.00948 0.00199 0.0007 0.4015 0.4211 0.500 0.0509 0.00945 0.00200 0.0014 0.3923 0.4343 1.000 0.0994 0.00933 0.00202 0.0031 0.3727 0.4813 1.250 0.1226 0.00924 0.00204 0.0042 0.3637 0.5158 1.500 0.1451 0.00909 0.00207 0.0055 0.3554 0.5657 1.750 0.1668 0.00898 0.00212 0.0070 0.3464 0.6177 2.000 0.1899 0.00889 0.00216 0.0082 0.3377 0.6571 2.250 0.2129 0.00885 0.00221 0.0094 0.3279 0.6914 2.500 0.2361 0.00880 0.00227 0.0107 0.3165 0.7243 2.750 0.2582 0.00877 0.00236 0.0121 0.3006 0.7641 3.000 0.2812 0.00880 0.00249 0.0135 0.2826 0.8125 3.250 0.3056 0.00893 0.00261 0.0144 0.2639 0.8428 3.500 0.3307 0.00907 0.00271 0.0152 0.2472 0.8614 3.750 0.3567 0.00923 0.00284 0.0157 0.2300 0.8773 4.000 0.3849 0.00941 0.00298 0.0158 0.2137 0.8904 4.250 0.4152 0.00961 0.00314 0.0153 0.1981 0.9015 4.500 0.4486 0.00982 0.00332 0.0142 0.1865 0.9128 4.750 0.4878 0.01006 0.00355 0.0118 0.1766 0.9217 5.000 0.5268 0.01031 0.00377 0.0095 0.1678 0.9294 5.250 0.5698 0.01057 0.00402 0.0063 0.1592 0.9366 5.500 0.6088 0.01088 0.00428 0.0039 0.1476 0.9441 5.750 0.6446 0.01115 0.00452 0.0023 0.1375 0.9500 6.000 0.6748 0.01143 0.00476 0.0019 0.1255 0.9573 6.250 0.7049 0.01189 0.00506 0.0012 0.0975 0.9630 6.500 0.7284 0.01261 0.00556 0.0018 0.0646 0.9711 6.750 0.7587 0.01304 0.00596 0.0012 0.0583 0.9759 7.000 0.7860 0.01339 0.00632 0.0013 0.0550 0.9822 7.250 0.8191 0.01379 0.00671 0.0000 0.0519 0.9857 7.500 0.8512 0.01424 0.00715 -0.0011 0.0496 0.9901 7.750 0.8835 0.01458 0.00754 -0.0021 0.0482 0.9938 8.000 0.9166 0.01495 0.00793 -0.0034 0.0467 0.9967 8.250 0.9484 0.01537 0.00836 -0.0045 0.0452 0.9991 8.500 0.9715 0.01581 0.00881 -0.0038 0.0439 1.0000 8.750 0.9864 0.01624 0.00925 -0.0014 0.0429 1.0000 9.000 1.0034 0.01656 0.00961 0.0006 0.0422 1.0000 9.250 1.0201 0.01692 0.01001 0.0027 0.0414 1.0000 9.500 1.0364 0.01731 0.01044 0.0048 0.0407 1.0000 9.750 1.0524 0.01772 0.01089 0.0069 0.0400 1.0000 10.000 1.0679 0.01816 0.01135 0.0091 0.0394 1.0000 10.250 1.0826 0.01864 0.01185 0.0113 0.0387 1.0000 10.500 1.0961 0.01916 0.01241 0.0138 0.0381 1.0000 10.750 1.1080 0.01976 0.01303 0.0164 0.0375 1.0000 11.000 1.1191 0.02037 0.01368 0.0191 0.0369 1.0000 11.250 1.1302 0.02087 0.01424 0.0219 0.0366 1.0000 11.500 1.1394 0.02134 0.01477 0.0250 0.0360 1.0000 11.750 1.1475 0.02190 0.01538 0.0281 0.0356 1.0000 12.000 1.1560 0.02252 0.01606 0.0310 0.0352 1.0000 12.250 1.1648 0.02319 0.01679 0.0336 0.0347 1.0000 12.500 1.1733 0.02395 0.01761 0.0360 0.0343 1.0000 12.750 1.1820 0.02478 0.01849 0.0382 0.0339 1.0000 13.000 1.1896 0.02573 0.01950 0.0402 0.0334 1.0000 13.250 1.1967 0.02679 0.02061 0.0420 0.0330 1.0000 13.500 1.2022 0.02805 0.02192 0.0436 0.0326 1.0000 13.750 1.2044 0.02966 0.02359 0.0451 0.0322 1.0000 14.000 1.2083 0.03130 0.02530 0.0461 0.0318 1.0000 14.250 1.2133 0.03301 0.02712 0.0467 0.0315 1.0000 14.500 1.2176 0.03494 0.02914 0.0470 0.0312 1.0000 14.750 1.2199 0.03723 0.03153 0.0469 0.0309 1.0000 15.000 1.2215 0.03974 0.03415 0.0465 0.0306 1.0000 15.250 1.2216 0.04257 0.03707 0.0458 0.0303 1.0000 15.500 1.2219 0.04556 0.04016 0.0448 0.0299 1.0000 15.750 1.2212 0.04877 0.04346 0.0435 0.0296 1.0000 16.000 1.2178 0.05240 0.04719 0.0420 0.0293 1.0000 16.250 1.2134 0.05622 0.05111 0.0404 0.0291 1.0000 16.500 1.2076 0.06021 0.05520 0.0388 0.0289 1.0000 16.750 1.2014 0.06429 0.05936 0.0370 0.0287 1.0000 17.000 1.1935 0.06861 0.06377 0.0352 0.0284 1.0000 17.250 1.1857 0.07297 0.06820 0.0332 0.0282 1.0000 17.500 1.1775 0.07747 0.07277 0.0312 0.0280 1.0000 17.750 1.1694 0.08198 0.07733 0.0292 0.0277 1.0000 18.000 1.1614 0.08653 0.08195 0.0272 0.0274 1.0000