XFOIL Version 6.96 Calculated polar for: HQ 3.5/18 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 = 9.000 alpha CL CD CDp CM Top_Xtr Bot_Xtr ------ -------- --------- --------- -------- -------- -------- -19.750 -0.9277 0.09106 0.08797 -0.0772 1.0000 0.0218 -19.500 -0.9468 0.08461 0.08142 -0.0808 1.0000 0.0219 -19.250 -0.9603 0.07906 0.07577 -0.0839 1.0000 0.0222 -19.000 -0.9729 0.07372 0.07033 -0.0869 1.0000 0.0223 -18.750 -0.9811 0.06906 0.06557 -0.0894 1.0000 0.0226 -18.500 -0.9885 0.06464 0.06106 -0.0918 1.0000 0.0228 -18.250 -0.9969 0.06035 0.05666 -0.0940 1.0000 0.0229 -18.000 -0.9982 0.05706 0.05329 -0.0955 1.0000 0.0232 -17.750 -0.9984 0.05401 0.05015 -0.0969 1.0000 0.0234 -17.500 -1.0026 0.05070 0.04674 -0.0982 1.0000 0.0235 -17.250 -1.0100 0.04721 0.04318 -0.0994 1.0000 0.0238 -17.000 -1.0142 0.04419 0.04011 -0.1002 1.0000 0.0242 -16.750 -1.0149 0.04167 0.03755 -0.1008 1.0000 0.0246 -16.500 -1.0133 0.03953 0.03536 -0.1010 1.0000 0.0248 -16.250 -1.0095 0.03769 0.03348 -0.1010 1.0000 0.0251 -16.000 -1.0069 0.03588 0.03162 -0.1007 1.0000 0.0255 -15.750 -1.0032 0.03435 0.03005 -0.1001 1.0000 0.0258 -15.500 -0.9976 0.03280 0.02845 -0.0999 0.9997 0.0262 -15.250 -0.9770 0.03108 0.02667 -0.1021 0.9915 0.0266 -15.000 -0.9541 0.02972 0.02524 -0.1043 0.9853 0.0270 -14.750 -0.9307 0.02804 0.02348 -0.1073 0.9800 0.0276 -14.500 -0.9077 0.02621 0.02162 -0.1106 0.9732 0.0284 -14.250 -0.8740 0.02493 0.02031 -0.1146 0.9692 0.0291 -14.000 -0.8391 0.02381 0.01914 -0.1185 0.9632 0.0298 -13.750 -0.8030 0.02275 0.01802 -0.1225 0.9554 0.0306 -13.500 -0.7720 0.02185 0.01702 -0.1252 0.9422 0.0312 -13.250 -0.7497 0.02105 0.01611 -0.1261 0.9236 0.0316 -13.000 -0.7435 0.01987 0.01481 -0.1249 0.9000 0.0324 -12.750 -0.7340 0.01907 0.01393 -0.1234 0.8842 0.0331 -12.500 -0.7235 0.01838 0.01314 -0.1219 0.8727 0.0335 -12.250 -0.7106 0.01781 0.01251 -0.1206 0.8641 0.0342 -12.000 -0.6992 0.01723 0.01185 -0.1190 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0.00195 -0.0988 0.6688 0.4487 -2.250 0.2183 0.00692 0.00194 -0.0989 0.6654 0.4763 -2.000 0.2469 0.00694 0.00194 -0.0990 0.6616 0.4910 -1.750 0.2758 0.00689 0.00194 -0.0992 0.6587 0.5038 -1.500 0.3050 0.00688 0.00193 -0.0994 0.6552 0.5127 -1.250 0.3336 0.00686 0.00192 -0.0995 0.6511 0.5221 -1.000 0.3622 0.00690 0.00191 -0.0996 0.6468 0.5291 -0.750 0.3906 0.00689 0.00192 -0.0997 0.6426 0.5362 -0.500 0.4195 0.00687 0.00192 -0.0998 0.6385 0.5425 -0.250 0.4482 0.00689 0.00192 -0.0999 0.6335 0.5485 0.000 0.4760 0.00690 0.00193 -0.0999 0.6285 0.5555 0.250 0.5046 0.00691 0.00194 -0.1000 0.6240 0.5615 0.500 0.5332 0.00691 0.00196 -0.1002 0.6187 0.5681 0.750 0.5610 0.00693 0.00198 -0.1002 0.6130 0.5748 1.000 0.5889 0.00697 0.00201 -0.1002 0.6073 0.5805 1.250 0.6170 0.00699 0.00203 -0.1002 0.5994 0.5854 1.500 0.6437 0.00703 0.00207 -0.1000 0.5895 0.5912 1.750 0.6704 0.00710 0.00210 -0.0997 0.5778 0.5972 2.000 0.6972 0.00716 0.00215 -0.0995 0.5661 0.6036 2.250 0.7228 0.00726 0.00222 -0.0991 0.5520 0.6112 2.500 0.7474 0.00740 0.00230 -0.0985 0.5331 0.6190 2.750 0.7696 0.00762 0.00243 -0.0975 0.5089 0.6265 3.000 0.7924 0.00783 0.00257 -0.0965 0.4893 0.6343 3.250 0.8152 0.00804 0.00272 -0.0956 0.4736 0.6419 3.500 0.8385 0.00823 0.00287 -0.0948 0.4606 0.6500 3.750 0.8621 0.00841 0.00302 -0.0941 0.4500 0.6578 4.250 0.9086 0.00875 0.00333 -0.0925 0.4316 0.6719 4.500 0.9300 0.00897 0.00350 -0.0913 0.4218 0.6775 4.750 0.9538 0.00908 0.00364 -0.0906 0.4135 0.6834 5.000 0.9741 0.00930 0.00382 -0.0892 0.4034 0.6897 5.250 0.9948 0.00944 0.00395 -0.0879 0.3924 0.6954 5.500 1.0128 0.00962 0.00412 -0.0861 0.3781 0.7014 5.750 1.0259 0.00997 0.00436 -0.0835 0.3517 0.7071 6.000 1.0361 0.01045 0.00470 -0.0804 0.3270 0.7117 6.250 1.0496 0.01082 0.00503 -0.0779 0.3143 0.7170 6.500 1.0631 0.01122 0.00539 -0.0755 0.3041 0.7223 6.750 1.0818 0.01148 0.00566 -0.0741 0.2984 0.7273 7.000 1.0981 0.01181 0.00599 -0.0723 0.2922 0.7325 7.250 1.1141 0.01215 0.00634 -0.0704 0.2864 0.7381 7.500 1.1337 0.01241 0.00662 -0.0692 0.2820 0.7437 7.750 1.1506 0.01275 0.00697 -0.0676 0.2766 0.7490 8.000 1.1652 0.01317 0.00740 -0.0657 0.2703 0.7550 8.250 1.1847 0.01344 0.00771 -0.0646 0.2658 0.7612 8.500 1.2017 0.01382 0.00810 -0.0631 0.2597 0.7675 8.750 1.2156 0.01430 0.00860 -0.0613 0.2531 0.7749 9.000 1.2345 0.01463 0.00896 -0.0601 0.2476 0.7826 9.250 1.2485 0.01513 0.00948 -0.0584 0.2396 0.7920 9.500 1.2639 0.01560 0.00998 -0.0569 0.2314 0.8028 9.750 1.2757 0.01622 0.01059 -0.0549 0.2202 0.8170 10.500 1.3187 0.01849 0.01302 -0.0517 0.1790 1.0000 10.750 1.3308 0.01933 0.01384 -0.0503 0.1717 1.0000 11.000 1.3430 0.02019 0.01468 -0.0488 0.1663 1.0000 11.250 1.3536 0.02117 0.01564 -0.0473 0.1607 1.0000 11.500 1.3688 0.02190 0.01639 -0.0463 0.1575 1.0000 11.750 1.3818 0.02277 0.01728 -0.0452 0.1542 1.0000 12.000 1.3927 0.02381 0.01830 -0.0439 0.1499 1.0000 12.250 1.4031 0.02490 0.01940 -0.0426 0.1463 1.0000 12.500 1.4192 0.02564 0.02018 -0.0418 0.1442 1.0000 12.750 1.4327 0.02657 0.02114 -0.0409 0.1416 1.0000 13.000 1.4451 0.02760 0.02218 -0.0400 0.1389 1.0000 13.250 1.4544 0.02885 0.02344 -0.0389 0.1352 1.0000 13.500 1.4657 0.02999 0.02460 -0.0379 0.1320 1.0000 13.750 1.4806 0.03090 0.02555 -0.0373 0.1294 1.0000 14.000 1.4926 0.03203 0.02670 -0.0365 0.1262 1.0000 14.250 1.5023 0.03337 0.02803 -0.0357 0.1229 1.0000 14.500 1.5100 0.03488 0.02957 -0.0347 0.1197 1.0000 14.750 1.5247 0.03585 0.03058 -0.0343 0.1173 1.0000 15.000 1.5358 0.03714 0.03191 -0.0336 0.1153 1.0000 15.250 1.5457 0.03853 0.03331 -0.0330 0.1120 1.0000 15.500 1.5519 0.04028 0.03507 -0.0322 0.1082 1.0000 15.750 1.5628 0.04164 0.03647 -0.0317 0.1060 1.0000 16.000 1.5725 0.04312 0.03799 -0.0312 0.1030 1.0000 16.250 1.5797 0.04484 0.03972 -0.0307 0.0996 1.0000 16.500 1.5841 0.04687 0.04176 -0.0301 0.0958 1.0000 16.750 1.5934 0.04846 0.04341 -0.0297 0.0932 1.0000 17.000 1.5985 0.05049 0.04545 -0.0293 0.0889 1.0000 17.250 1.6013 0.05275 0.04773 -0.0289 0.0850 1.0000 17.500 1.6056 0.05492 0.04993 -0.0286 0.0807 1.0000 17.750 1.6049 0.05765 0.05264 -0.0283 0.0752 1.0000 18.000 1.6020 0.06069 0.05568 -0.0281 0.0681 1.0000 18.250 1.5981 0.06390 0.05891 -0.0281 0.0620 1.0000 18.500 1.5909 0.06759 0.06259 -0.0282 0.0556 1.0000 18.750 1.5813 0.07168 0.06668 -0.0285 0.0494 1.0000 19.000 1.5727 0.07577 0.07080 -0.0290 0.0452 1.0000 19.250 1.5661 0.07970 0.07478 -0.0296 0.0418 1.0000