SD8040 (10%) (sd8040-il) Xfoil prediction polar at RE=500,000 Ncrit=5
| Details | Polar file |
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Airfoil: SD8040 (10%) (sd8040-il) Reynolds number: 500,000 Max Cl/Cd: 84.69 at α=5.5° Description: Mach=0 Ncrit=5 Source: Xfoil prediction Download polar: xf-sd8040-il-500000-n5.txt Download as CSV file: xf-sd8040-il-500000-n5.csv |
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 = 5.000
alpha CL CD CDp CM Top_Xtr Bot_Xtr
------ -------- --------- --------- -------- -------- --------
-10.000 -0.6809 0.03970 0.03684 -0.0627 1.0000 0.0085
-9.750 -0.6956 0.03600 0.03290 -0.0611 1.0000 0.0085
-9.500 -0.6836 0.03089 0.02731 -0.0648 0.9930 0.0086
-9.250 -0.6613 0.02815 0.02427 -0.0669 0.9881 0.0087
-9.000 -0.6351 0.02590 0.02176 -0.0690 0.9849 0.0089
-8.750 -0.6101 0.02412 0.01975 -0.0701 0.9802 0.0090
-8.500 -0.5833 0.02262 0.01803 -0.0711 0.9759 0.0093
-8.250 -0.5545 0.02125 0.01643 -0.0723 0.9726 0.0096
-8.000 -0.5304 0.01984 0.01479 -0.0724 0.9664 0.0098
-7.750 -0.5039 0.01851 0.01323 -0.0728 0.9615 0.0100
-7.500 -0.4785 0.01739 0.01192 -0.0727 0.9559 0.0102
-7.250 -0.4539 0.01642 0.01078 -0.0724 0.9496 0.0104
-7.000 -0.4279 0.01561 0.00981 -0.0722 0.9445 0.0106
-6.750 -0.4038 0.01491 0.00899 -0.0715 0.9374 0.0108
-6.500 -0.3789 0.01420 0.00817 -0.0710 0.9314 0.0110
-6.250 -0.3544 0.01351 0.00741 -0.0705 0.9251 0.0114
-6.000 -0.3291 0.01300 0.00686 -0.0700 0.9183 0.0117
-5.750 -0.3035 0.01255 0.00634 -0.0695 0.9123 0.0121
-5.500 -0.2777 0.01211 0.00584 -0.0690 0.9049 0.0126
-5.250 -0.2518 0.01171 0.00536 -0.0685 0.8984 0.0130
-5.000 -0.2255 0.01135 0.00495 -0.0681 0.8908 0.0137
-4.750 -0.1994 0.01097 0.00451 -0.0677 0.8834 0.0145
-4.500 -0.1728 0.01066 0.00418 -0.0673 0.8753 0.0155
-4.250 -0.1462 0.01038 0.00383 -0.0669 0.8668 0.0165
-4.000 -0.1194 0.01007 0.00348 -0.0666 0.8575 0.0179
-3.750 -0.0925 0.00983 0.00319 -0.0662 0.8484 0.0199
-3.500 -0.0654 0.00958 0.00292 -0.0659 0.8378 0.0233
-3.250 -0.0383 0.00936 0.00268 -0.0656 0.8271 0.0295
-3.000 -0.0114 0.00914 0.00246 -0.0652 0.8157 0.0400
-2.750 0.0157 0.00894 0.00227 -0.0650 0.8030 0.0536
-2.500 0.0428 0.00875 0.00210 -0.0647 0.7894 0.0715
-2.250 0.0698 0.00855 0.00196 -0.0644 0.7750 0.1004
-2.000 0.0965 0.00829 0.00183 -0.0642 0.7599 0.1470
-1.750 0.1234 0.00809 0.00171 -0.0640 0.7441 0.1930
-1.500 0.1501 0.00788 0.00162 -0.0637 0.7276 0.2471
-1.250 0.1767 0.00767 0.00154 -0.0635 0.7106 0.3130
-1.000 0.2032 0.00747 0.00148 -0.0632 0.6933 0.3848
-0.750 0.2296 0.00728 0.00145 -0.0629 0.6758 0.4608
-0.500 0.2559 0.00712 0.00144 -0.0626 0.6577 0.5326
-0.250 0.2820 0.00699 0.00144 -0.0621 0.6393 0.6023
0.000 0.3080 0.00691 0.00146 -0.0616 0.6198 0.6623
0.250 0.3338 0.00686 0.00150 -0.0610 0.6002 0.7156
0.500 0.3592 0.00685 0.00154 -0.0603 0.5804 0.7643
0.750 0.3841 0.00685 0.00159 -0.0594 0.5607 0.8108
1.000 0.4082 0.00686 0.00165 -0.0584 0.5412 0.8554
1.250 0.4320 0.00689 0.00170 -0.0571 0.5219 0.9012
1.500 0.4608 0.00697 0.00175 -0.0570 0.5015 0.9464
1.750 0.4978 0.00711 0.00178 -0.0589 0.4792 0.9778
2.000 0.5333 0.00728 0.00183 -0.0606 0.4567 1.0000
2.250 0.5589 0.00747 0.00191 -0.0601 0.4366 1.0000
2.500 0.5847 0.00766 0.00200 -0.0597 0.4171 1.0000
2.750 0.6106 0.00785 0.00210 -0.0593 0.3975 1.0000
3.000 0.6366 0.00806 0.00221 -0.0590 0.3779 1.0000
3.250 0.6625 0.00828 0.00233 -0.0586 0.3592 1.0000
3.500 0.6884 0.00851 0.00247 -0.0582 0.3401 1.0000
3.750 0.7144 0.00873 0.00261 -0.0579 0.3225 1.0000
4.000 0.7404 0.00896 0.00276 -0.0576 0.3052 1.0000
4.250 0.7663 0.00921 0.00293 -0.0572 0.2876 1.0000
4.500 0.7920 0.00946 0.00311 -0.0569 0.2703 1.0000
4.750 0.8177 0.00972 0.00330 -0.0565 0.2542 1.0000
5.000 0.8434 0.00999 0.00350 -0.0562 0.2388 1.0000
5.250 0.8689 0.01027 0.00373 -0.0558 0.2231 1.0000
5.500 0.8943 0.01056 0.00395 -0.0554 0.2089 1.0000
5.750 0.9195 0.01086 0.00420 -0.0550 0.1940 1.0000
6.000 0.9446 0.01117 0.00446 -0.0546 0.1804 1.0000
6.250 0.9694 0.01150 0.00473 -0.0541 0.1669 1.0000
6.500 0.9941 0.01185 0.00502 -0.0537 0.1534 1.0000
6.750 1.0184 0.01221 0.00534 -0.0532 0.1401 1.0000
7.000 1.0426 0.01259 0.00566 -0.0527 0.1281 1.0000
7.250 1.0666 0.01297 0.00600 -0.0521 0.1177 1.0000
7.500 1.0907 0.01333 0.00635 -0.0516 0.1080 1.0000
7.750 1.1144 0.01372 0.00671 -0.0510 0.0993 1.0000
8.000 1.1377 0.01414 0.00711 -0.0504 0.0911 1.0000
8.250 1.1607 0.01456 0.00751 -0.0498 0.0829 1.0000
8.500 1.1836 0.01498 0.00793 -0.0491 0.0757 1.0000
8.750 1.2057 0.01546 0.00839 -0.0483 0.0688 1.0000
9.000 1.2279 0.01592 0.00885 -0.0476 0.0626 1.0000
9.250 1.2495 0.01640 0.00934 -0.0467 0.0573 1.0000
9.500 1.2702 0.01694 0.00987 -0.0458 0.0515 1.0000
9.750 1.2911 0.01743 0.01039 -0.0449 0.0474 1.0000
10.000 1.3106 0.01802 0.01097 -0.0438 0.0433 1.0000
10.250 1.3303 0.01855 0.01155 -0.0427 0.0402 1.0000
10.500 1.3485 0.01917 0.01219 -0.0415 0.0369 1.0000
10.750 1.3663 0.01977 0.01283 -0.0401 0.0344 1.0000
11.000 1.3828 0.02037 0.01348 -0.0386 0.0323 1.0000
11.250 1.3960 0.02108 0.01422 -0.0366 0.0303 1.0000
11.500 1.4094 0.02174 0.01495 -0.0347 0.0288 1.0000
11.750 1.4223 0.02245 0.01572 -0.0328 0.0273 1.0000
12.000 1.4335 0.02327 0.01659 -0.0308 0.0260 1.0000
12.250 1.4428 0.02424 0.01760 -0.0287 0.0247 1.0000
12.500 1.4540 0.02511 0.01857 -0.0269 0.0239 1.0000
12.750 1.4641 0.02608 0.01963 -0.0252 0.0229 1.0000
13.000 1.4729 0.02719 0.02080 -0.0235 0.0218 1.0000
13.250 1.4795 0.02849 0.02218 -0.0218 0.0211 1.0000
13.500 1.4846 0.02998 0.02374 -0.0202 0.0203 1.0000
13.750 1.4917 0.03138 0.02524 -0.0189 0.0197 1.0000
14.000 1.4974 0.03296 0.02693 -0.0177 0.0191 1.0000
14.250 1.5018 0.03473 0.02881 -0.0167 0.0185 1.0000
14.500 1.5047 0.03674 0.03092 -0.0158 0.0180 1.0000
14.750 1.5060 0.03902 0.03329 -0.0152 0.0174 1.0000
15.000 1.5048 0.04171 0.03606 -0.0149 0.0169 1.0000
15.250 1.5026 0.04466 0.03912 -0.0149 0.0166 1.0000
15.500 1.5023 0.04755 0.04214 -0.0151 0.0162 1.0000
15.750 1.5001 0.05082 0.04554 -0.0157 0.0158 1.0000
16.000 1.4960 0.05448 0.04933 -0.0166 0.0155 1.0000
16.250 1.4897 0.05863 0.05362 -0.0179 0.0152 1.0000
16.500 1.4823 0.06315 0.05827 -0.0195 0.0150 1.0000
16.750 1.4734 0.06808 0.06333 -0.0215 0.0147 1.0000
17.000 1.4628 0.07348 0.06887 -0.0238 0.0145 1.0000
17.250 1.4499 0.07942 0.07494 -0.0266 0.0144 1.0000
17.500 1.4364 0.08567 0.08132 -0.0296 0.0142 1.0000
17.750 1.4209 0.09247 0.08826 -0.0330 0.0141 1.0000
18.000 1.4044 0.09962 0.09553 -0.0367 0.0139 1.0000
18.250 1.3877 0.10694 0.10299 -0.0406 0.0138 1.0000
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