XFOIL Version 6.96 Calculated polar for: EPPLER 553 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 -0.7621 0.13618 0.13345 -0.0377 1.0000 0.0027 -19.500 -0.7818 0.12832 0.12548 -0.0416 1.0000 0.0027 -19.250 -0.8024 0.12055 0.11759 -0.0453 1.0000 0.0027 -19.000 -0.8212 0.11332 0.11025 -0.0488 1.0000 0.0027 -18.750 -0.8374 0.10672 0.10354 -0.0520 1.0000 0.0026 -18.500 -0.8503 0.10089 0.09761 -0.0547 1.0000 0.0026 -18.250 -0.8657 0.09476 0.09137 -0.0575 1.0000 0.0026 -18.000 -0.8752 0.08976 0.08628 -0.0598 1.0000 0.0026 -17.750 -0.8859 0.08472 0.08115 -0.0620 1.0000 0.0027 -17.500 -0.8936 0.08025 0.07658 -0.0639 1.0000 0.0026 -17.250 -0.8999 0.07607 0.07233 -0.0656 1.0000 0.0028 -17.000 -0.9044 0.07226 0.06844 -0.0670 1.0000 0.0027 -16.750 -0.9093 0.06850 0.06461 -0.0684 1.0000 0.0027 -16.500 -0.9134 0.06495 0.06097 -0.0696 1.0000 0.0027 -16.250 -0.9136 0.06198 0.05795 -0.0705 1.0000 0.0028 -16.000 -0.9168 0.05871 0.05459 -0.0715 1.0000 0.0027 -15.750 -0.9175 0.05583 0.05165 -0.0722 1.0000 0.0028 -15.500 -0.9180 0.05307 0.04883 -0.0728 1.0000 0.0028 -15.250 -0.9186 0.05040 0.04609 -0.0733 1.0000 0.0028 -15.000 -0.9177 0.04798 0.04362 -0.0736 1.0000 0.0028 -14.750 -0.9160 0.04576 0.04135 -0.0737 1.0000 0.0030 -14.500 -0.9162 0.04345 0.03898 -0.0737 1.0000 0.0028 -14.250 -0.9151 0.04145 0.03694 -0.0734 1.0000 0.0030 -14.000 -0.9144 0.03947 0.03491 -0.0730 1.0000 0.0030 -13.750 -0.9088 0.03743 0.03282 -0.0735 0.9997 0.0032 -13.500 -0.8919 0.03520 0.03052 -0.0765 0.9982 0.0032 -13.250 -0.8734 0.03321 0.02848 -0.0792 0.9958 0.0032 -13.000 -0.8577 0.03140 0.02662 -0.0809 0.9915 0.0033 -12.750 -0.8475 0.02963 0.02479 -0.0816 0.9820 0.0034 -12.500 -0.8360 0.02786 0.02297 -0.0825 0.9632 0.0034 -12.250 -0.8028 0.02605 0.02109 -0.0875 0.9528 0.0035 -11.750 -0.7056 0.02264 0.01750 -0.1031 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0.00165 -0.1044 0.5348 0.4423 -0.750 0.3638 0.00759 0.00166 -0.1046 0.5288 0.4449 -0.250 0.4204 0.00767 0.00170 -0.1049 0.5174 0.4496 0.000 0.4488 0.00772 0.00172 -0.1050 0.5119 0.4519 0.250 0.4766 0.00778 0.00175 -0.1051 0.5064 0.4539 0.500 0.5052 0.00781 0.00178 -0.1052 0.5013 0.4562 0.750 0.5333 0.00786 0.00182 -0.1053 0.4954 0.4590 1.000 0.5610 0.00792 0.00186 -0.1054 0.4902 0.4616 1.250 0.5894 0.00796 0.00191 -0.1056 0.4855 0.4642 1.500 0.6174 0.00802 0.00196 -0.1056 0.4798 0.4666 1.750 0.6448 0.00811 0.00202 -0.1056 0.4744 0.4689 2.000 0.6731 0.00816 0.00207 -0.1057 0.4696 0.4710 2.250 0.7007 0.00822 0.00214 -0.1058 0.4637 0.4740 2.500 0.7279 0.00831 0.00222 -0.1057 0.4579 0.4770 2.750 0.7557 0.00836 0.00229 -0.1058 0.4521 0.4799 3.000 0.7829 0.00846 0.00238 -0.1058 0.4460 0.4826 3.250 0.8101 0.00855 0.00246 -0.1057 0.4406 0.4852 3.500 0.8375 0.00863 0.00255 -0.1057 0.4350 0.4875 3.750 0.8642 0.00873 0.00265 -0.1056 0.4293 0.4907 4.000 0.8912 0.00881 0.00275 -0.1055 0.4237 0.4941 4.250 0.9179 0.00892 0.00287 -0.1054 0.4165 0.4976 4.500 0.9440 0.00905 0.00299 -0.1052 0.4094 0.5009 4.750 0.9705 0.00916 0.00311 -0.1050 0.4022 0.5036 5.000 0.9960 0.00930 0.00325 -0.1047 0.3952 0.5069 5.250 1.0224 0.00941 0.00338 -0.1045 0.3882 0.5106 5.500 1.0472 0.00958 0.00354 -0.1041 0.3794 0.5145 5.750 1.0726 0.00972 0.00369 -0.1037 0.3701 0.5185 6.000 1.0970 0.00990 0.00386 -0.1032 0.3609 0.5222 6.250 1.1208 0.01010 0.00405 -0.1026 0.3502 0.5266 6.500 1.1449 0.01028 0.00424 -0.1021 0.3400 0.5310 6.750 1.1676 0.01052 0.00445 -0.1013 0.3286 0.5351 7.000 1.1894 0.01078 0.00469 -0.1003 0.3158 0.5392 7.250 1.2100 0.01108 0.00496 -0.0992 0.3006 0.5442 7.500 1.2289 0.01140 0.00524 -0.0977 0.2845 0.5495 8.000 1.2593 0.01218 0.00591 -0.0934 0.2482 0.5604 8.250 1.2723 0.01268 0.00633 -0.0910 0.2292 0.5662 8.500 1.2853 0.01321 0.00679 -0.0886 0.2114 0.5715 8.750 1.2973 0.01375 0.00728 -0.0861 0.1933 0.5777 9.000 1.3072 0.01439 0.00785 -0.0834 0.1737 0.5840 9.250 1.3175 0.01503 0.00844 -0.0808 0.1578 0.5906 9.500 1.3287 0.01564 0.00902 -0.0784 0.1453 0.5984 9.750 1.3383 0.01633 0.00969 -0.0759 0.1323 0.6067 10.000 1.3465 0.01712 0.01045 -0.0733 0.1192 0.6156 10.250 1.3530 0.01802 0.01132 -0.0707 0.1058 0.6240 10.500 1.3606 0.01892 0.01221 -0.0683 0.0954 0.6336 10.750 1.3681 0.01987 0.01317 -0.0661 0.0868 0.6433 11.000 1.3759 0.02087 0.01418 -0.0640 0.0787 0.6542 11.250 1.3837 0.02191 0.01524 -0.0621 0.0717 0.6669 11.500 1.3893 0.02313 0.01650 -0.0601 0.0643 0.6823 11.750 1.3954 0.02439 0.01779 -0.0583 0.0575 0.6984 12.000 1.4028 0.02562 0.01909 -0.0567 0.0533 0.7180 12.250 1.4073 0.02708 0.02061 -0.0550 0.0475 0.7398 12.500 1.4130 0.02851 0.02213 -0.0535 0.0429 0.7673 12.750 1.4156 0.03016 0.02389 -0.0519 0.0381 0.8074 13.250 1.4218 0.03354 0.02761 -0.0493 0.0292 1.0000 13.500 1.4249 0.03554 0.02962 -0.0483 0.0262 1.0000 13.750 1.4317 0.03729 0.03142 -0.0476 0.0250 1.0000 14.000 1.4335 0.03955 0.03370 -0.0468 0.0219 1.0000 14.250 1.4379 0.04164 0.03583 -0.0463 0.0202 1.0000 14.500 1.4381 0.04421 0.03842 -0.0457 0.0173 1.0000 14.750 1.4428 0.04639 0.04066 -0.0454 0.0164 1.0000 15.000 1.4458 0.04883 0.04314 -0.0451 0.0151 1.0000 15.250 1.4479 0.05141 0.04576 -0.0450 0.0140 1.0000 15.500 1.4516 0.05389 0.04830 -0.0449 0.0132 1.0000 15.750 1.4535 0.05662 0.05108 -0.0450 0.0122 1.0000 16.000 1.4541 0.05958 0.05409 -0.0451 0.0112 1.0000 16.250 1.4565 0.06238 0.05696 -0.0454 0.0105 1.0000 16.500 1.4586 0.06525 0.05989 -0.0457 0.0101 1.0000 16.750 1.4582 0.06852 0.06321 -0.0462 0.0092 1.0000 17.000 1.4589 0.07172 0.06648 -0.0467 0.0088 1.0000 17.250 1.4599 0.07492 0.06975 -0.0474 0.0083 1.0000 17.500 1.4605 0.07822 0.07311 -0.0481 0.0078 1.0000 17.750 1.4598 0.08176 0.07672 -0.0490 0.0075 1.0000 18.000 1.4580 0.08553 0.08055 -0.0500 0.0070 1.0000 18.250 1.4576 0.08913 0.08422 -0.0510 0.0066 1.0000 18.500 1.4570 0.09282 0.08799 -0.0522 0.0064 1.0000 18.750 1.4555 0.09667 0.09192 -0.0535 0.0061 1.0000 19.000 1.4541 0.10056 0.09588 -0.0548 0.0058 1.0000 19.250 1.4518 0.10464 0.10003 -0.0563 0.0055 1.0000