XFOIL Version 6.96 Calculated polar for: SD8040 (10%) 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 ------ -------- --------- --------- -------- -------- -------- -9.750 -0.4087 0.09660 0.09421 -0.0283 1.0000 0.0225 -9.500 -0.4049 0.09345 0.09108 -0.0294 1.0000 0.0229 -9.250 -0.4028 0.09003 0.08769 -0.0308 1.0000 0.0235 -9.000 -0.3505 0.06889 0.06677 -0.0397 1.0000 0.0262 -8.750 -0.3476 0.06621 0.06411 -0.0395 1.0000 0.0265 -8.500 -0.3473 0.06320 0.06113 -0.0397 1.0000 0.0268 -8.250 -0.3501 0.06030 0.05827 -0.0396 1.0000 0.0272 -8.000 -0.3671 0.05688 0.05490 -0.0388 1.0000 0.0273 -7.750 -0.3950 0.05210 0.05018 -0.0403 0.9980 0.0271 -7.500 -0.3941 0.04175 0.03970 -0.0549 0.9911 0.0274 -7.250 -0.3833 0.03410 0.03186 -0.0627 0.9864 0.0281 -7.000 -0.4420 0.02816 0.02409 -0.0686 0.9811 0.0220 -6.750 -0.4144 0.02432 0.01997 -0.0701 0.9775 0.0196 -6.500 -0.3838 0.02026 0.01526 -0.0719 0.9750 0.0190 -6.250 -0.3495 0.01809 0.01275 -0.0737 0.9732 0.0191 -6.000 -0.3209 0.01647 0.01087 -0.0739 0.9684 0.0191 -5.750 -0.2899 0.01531 0.00955 -0.0746 0.9643 0.0195 -5.500 -0.2575 0.01432 0.00845 -0.0755 0.9609 0.0201 -5.250 -0.2301 0.01357 0.00760 -0.0753 0.9552 0.0207 -5.000 -0.2027 0.01297 0.00690 -0.0749 0.9492 0.0213 -4.750 -0.1766 0.01205 0.00595 -0.0745 0.9438 0.0223 -4.500 -0.1525 0.01159 0.00548 -0.0736 0.9358 0.0235 -4.250 -0.1263 0.01123 0.00508 -0.0730 0.9299 0.0253 -4.000 -0.1024 0.01068 0.00451 -0.0720 0.9214 0.0273 -3.750 -0.0768 0.01031 0.00410 -0.0712 0.9147 0.0301 -3.500 -0.0516 0.00987 0.00366 -0.0705 0.9061 0.0346 -3.250 -0.0258 0.00949 0.00326 -0.0698 0.8988 0.0442 -3.000 -0.0002 0.00904 0.00294 -0.0692 0.8896 0.0693 -2.750 0.0257 0.00866 0.00269 -0.0686 0.8818 0.1093 -2.500 0.0516 0.00831 0.00251 -0.0681 0.8715 0.1599 -2.250 0.0777 0.00794 0.00234 -0.0677 0.8622 0.2254 -2.000 0.1034 0.00751 0.00220 -0.0673 0.8517 0.3168 -1.750 0.1290 0.00709 0.00210 -0.0669 0.8403 0.4192 -1.500 0.1546 0.00673 0.00201 -0.0663 0.8289 0.5181 -1.250 0.1800 0.00642 0.00196 -0.0656 0.8169 0.6110 -1.000 0.2052 0.00620 0.00193 -0.0648 0.8036 0.6898 -0.750 0.2302 0.00603 0.00191 -0.0638 0.7896 0.7559 -0.500 0.2547 0.00591 0.00190 -0.0626 0.7748 0.8106 -0.250 0.2786 0.00584 0.00189 -0.0612 0.7594 0.8597 0.000 0.3022 0.00580 0.00188 -0.0598 0.7432 0.9033 0.250 0.3295 0.00582 0.00185 -0.0591 0.7261 0.9427 0.500 0.3662 0.00587 0.00180 -0.0606 0.7077 0.9719 0.750 0.4090 0.00593 0.00175 -0.0637 0.6874 0.9904 1.000 0.4455 0.00602 0.00172 -0.0655 0.6664 1.0000 1.250 0.4693 0.00615 0.00173 -0.0646 0.6461 1.0000 1.500 0.4937 0.00628 0.00175 -0.0638 0.6261 1.0000 1.750 0.5186 0.00642 0.00179 -0.0631 0.6049 1.0000 2.000 0.5437 0.00659 0.00184 -0.0625 0.5835 1.0000 2.250 0.5691 0.00676 0.00190 -0.0620 0.5624 1.0000 2.500 0.5948 0.00693 0.00197 -0.0615 0.5399 1.0000 2.750 0.6203 0.00713 0.00206 -0.0609 0.5181 1.0000 3.000 0.6461 0.00733 0.00216 -0.0605 0.4958 1.0000 3.250 0.6718 0.00754 0.00227 -0.0600 0.4731 1.0000 3.500 0.6975 0.00776 0.00239 -0.0596 0.4511 1.0000 3.750 0.7233 0.00799 0.00253 -0.0592 0.4289 1.0000 4.000 0.7488 0.00824 0.00268 -0.0588 0.4074 1.0000 4.250 0.7746 0.00848 0.00284 -0.0584 0.3860 1.0000 4.500 0.8001 0.00874 0.00302 -0.0580 0.3646 1.0000 5.000 0.8510 0.00929 0.00340 -0.0571 0.3247 1.0000 5.250 0.8764 0.00958 0.00362 -0.0567 0.3049 1.0000 5.500 0.9016 0.00988 0.00384 -0.0563 0.2858 1.0000 5.750 0.9264 0.01022 0.00409 -0.0558 0.2670 1.0000 6.000 0.9514 0.01053 0.00434 -0.0554 0.2489 1.0000 6.250 0.9762 0.01086 0.00462 -0.0549 0.2306 1.0000 6.500 1.0007 0.01122 0.00490 -0.0545 0.2128 1.0000 6.750 1.0249 0.01160 0.00521 -0.0539 0.1957 1.0000 7.000 1.0490 0.01199 0.00554 -0.0534 0.1801 1.0000 7.250 1.0728 0.01239 0.00588 -0.0528 0.1655 1.0000 7.500 1.0965 0.01279 0.00624 -0.0522 0.1517 1.0000 7.750 1.1200 0.01321 0.00663 -0.0516 0.1389 1.0000 8.000 1.1432 0.01364 0.00703 -0.0510 0.1270 1.0000 8.250 1.1660 0.01409 0.00745 -0.0503 0.1160 1.0000 8.500 1.1883 0.01458 0.00791 -0.0495 0.1058 1.0000 9.000 1.2321 0.01558 0.00886 -0.0479 0.0872 1.0000 9.250 1.2533 0.01610 0.00939 -0.0470 0.0792 1.0000 9.500 1.2730 0.01674 0.00999 -0.0459 0.0713 1.0000 9.750 1.2933 0.01729 0.01055 -0.0449 0.0646 1.0000 10.000 1.3123 0.01792 0.01120 -0.0437 0.0589 1.0000 10.250 1.3296 0.01865 0.01192 -0.0423 0.0534 1.0000 10.500 1.3475 0.01928 0.01260 -0.0410 0.0494 1.0000 10.750 1.3631 0.02003 0.01335 -0.0394 0.0457 1.0000 11.000 1.3751 0.02084 0.01422 -0.0372 0.0428 1.0000 11.250 1.3887 0.02150 0.01495 -0.0352 0.0405 1.0000 11.500 1.3984 0.02240 0.01586 -0.0328 0.0381 1.0000 11.750 1.4051 0.02350 0.01703 -0.0302 0.0362 1.0000 12.000 1.4171 0.02431 0.01793 -0.0284 0.0346 1.0000 12.250 1.4269 0.02528 0.01897 -0.0265 0.0331 1.0000 12.500 1.4327 0.02655 0.02028 -0.0244 0.0318 1.0000 12.750 1.4317 0.02839 0.02219 -0.0219 0.0304 1.0000 13.000 1.4417 0.02951 0.02343 -0.0206 0.0295 1.0000 13.250 1.4488 0.03089 0.02491 -0.0191 0.0284 1.0000 13.500 1.4542 0.03249 0.02660 -0.0178 0.0274 1.0000 13.750 1.4572 0.03436 0.02854 -0.0167 0.0267 1.0000 14.000 1.4551 0.03683 0.03108 -0.0156 0.0259 1.0000 14.250 1.4477 0.03998 0.03432 -0.0147 0.0252 1.0000 14.500 1.4520 0.04214 0.03662 -0.0144 0.0247 1.0000 14.750 1.4538 0.04464 0.03925 -0.0143 0.0241 1.0000 15.000 1.4540 0.04746 0.04219 -0.0144 0.0234 1.0000 15.250 1.4530 0.05054 0.04538 -0.0148 0.0228 1.0000 15.500 1.4504 0.05393 0.04887 -0.0155 0.0223 1.0000 15.750 1.4469 0.05761 0.05264 -0.0165 0.0219 1.0000 16.000 1.4399 0.06188 0.05700 -0.0178 0.0214 1.0000 16.250 1.4301 0.06662 0.06183 -0.0193 0.0210 1.0000 16.500 1.4201 0.07153 0.06686 -0.0209 0.0207 1.0000 16.750 1.4152 0.07607 0.07154 -0.0229 0.0204 1.0000 17.000 1.4088 0.08093 0.07655 -0.0251 0.0201 1.0000 17.250 1.4013 0.08612 0.08188 -0.0275 0.0198 1.0000 17.500 1.3930 0.09153 0.08743 -0.0301 0.0195 1.0000 17.750 1.3844 0.09710 0.09313 -0.0329 0.0193 1.0000 18.000 1.3758 0.10283 0.09898 -0.0359 0.0190 1.0000 18.250 1.3675 0.10862 0.10488 -0.0390 0.0187 1.0000