S7055 (10.5%) Flat-Bottomed (s7055-il) Xfoil prediction polar at RE=200,000 Ncrit=9
| Details | Polar file |
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Airfoil: S7055 (10.5%) Flat-Bottomed (s7055-il) Reynolds number: 200,000 Max Cl/Cd: 77.28 at α=6.5° Description: Mach=0 Ncrit=9 Source: Xfoil prediction Download polar: xf-s7055-il-200000.txt Download as CSV file: xf-s7055-il-200000.csv |
XFOIL Version 6.96
Calculated polar for: S7055 (10.5%) Flat-Bottomed
1 1 Reynolds number fixed Mach number fixed
xtrf = 1.000 (top) 1.000 (bottom)
Mach = 0.000 Re = 0.200 e 6 Ncrit = 9.000
alpha CL CD CDp CM Top_Xtr Bot_Xtr
------ -------- --------- --------- -------- -------- --------
-8.500 -0.3283 0.08876 0.08552 -0.0408 1.0000 0.0421
-8.250 -0.3295 0.08663 0.08346 -0.0399 1.0000 0.0440
-8.000 -0.3426 0.08497 0.08189 -0.0378 1.0000 0.0440
-7.750 -0.3689 0.08458 0.08162 -0.0329 1.0000 0.0439
-7.500 -0.3818 0.08289 0.08000 -0.0321 0.9980 0.0452
-7.250 -0.3607 0.07607 0.07315 -0.0460 0.9878 0.0489
-7.000 -0.3333 0.06733 0.06404 -0.0659 0.9757 0.0508
-6.750 -0.3187 0.05976 0.05650 -0.0699 0.9716 0.0524
-6.500 -0.2958 0.05673 0.05347 -0.0717 0.9666 0.0540
-6.250 -0.2707 0.05287 0.04951 -0.0756 0.9606 0.0568
-6.000 -0.2382 0.04900 0.04476 -0.0829 0.9528 0.0640
-5.750 -0.2211 0.04213 0.03805 -0.0851 0.9470 0.0665
-5.500 -0.1906 0.03914 0.03498 -0.0876 0.9431 0.0697
-5.250 -0.1748 0.03149 0.02634 -0.0868 0.9330 0.0535
-5.000 -0.1467 0.02656 0.02082 -0.0870 0.9282 0.0444
-4.750 -0.1271 0.02297 0.01649 -0.0850 0.9191 0.0420
-4.500 -0.0966 0.02106 0.01425 -0.0852 0.9142 0.0434
-4.250 -0.0728 0.02001 0.01299 -0.0842 0.9056 0.0468
-4.000 -0.0426 0.01923 0.01187 -0.0839 0.9000 0.0508
-3.750 -0.0199 0.01737 0.00994 -0.0828 0.8914 0.0554
-3.500 0.0084 0.01678 0.00921 -0.0824 0.8855 0.0631
-3.250 0.0312 0.01582 0.00825 -0.0813 0.8766 0.0706
-3.000 0.0582 0.01520 0.00753 -0.0807 0.8708 0.0795
-2.750 0.0813 0.01471 0.00707 -0.0797 0.8615 0.0888
-2.500 0.1068 0.01407 0.00643 -0.0788 0.8554 0.0988
-2.250 0.1299 0.01360 0.00599 -0.0777 0.8461 0.1142
-2.000 0.1532 0.01286 0.00552 -0.0767 0.8389 0.1718
-1.750 0.1681 0.01145 0.00534 -0.0746 0.8303 0.4845
-1.500 0.1825 0.01049 0.00538 -0.0710 0.8223 0.7623
-1.250 0.2672 0.01018 0.00521 -0.0810 0.8180 0.9673
-1.000 0.3415 0.01001 0.00478 -0.0903 0.8132 1.0000
-0.750 0.3627 0.01002 0.00467 -0.0890 0.8026 1.0000
-0.500 0.3849 0.01002 0.00455 -0.0878 0.7933 1.0000
-0.250 0.4081 0.01000 0.00439 -0.0867 0.7849 1.0000
0.000 0.4304 0.01004 0.00433 -0.0856 0.7744 1.0000
0.250 0.4537 0.01006 0.00425 -0.0846 0.7651 1.0000
0.500 0.4778 0.01007 0.00413 -0.0837 0.7564 1.0000
0.750 0.5010 0.01012 0.00412 -0.0827 0.7458 1.0000
1.000 0.5249 0.01017 0.00408 -0.0818 0.7360 1.0000
1.250 0.5496 0.01021 0.00400 -0.0809 0.7270 1.0000
1.500 0.5733 0.01028 0.00402 -0.0800 0.7158 1.0000
1.750 0.5973 0.01036 0.00405 -0.0792 0.7050 1.0000
2.000 0.6217 0.01044 0.00405 -0.0784 0.6946 1.0000
2.250 0.6467 0.01052 0.00404 -0.0776 0.6846 1.0000
2.500 0.6705 0.01062 0.00411 -0.0768 0.6727 1.0000
2.750 0.6946 0.01074 0.00420 -0.0759 0.6612 1.0000
3.000 0.7190 0.01086 0.00428 -0.0752 0.6499 1.0000
3.250 0.7435 0.01099 0.00435 -0.0744 0.6387 1.0000
3.500 0.7682 0.01112 0.00443 -0.0737 0.6273 1.0000
3.750 0.7922 0.01126 0.00455 -0.0728 0.6145 1.0000
4.000 0.8161 0.01141 0.00469 -0.0720 0.6015 1.0000
4.250 0.8401 0.01157 0.00484 -0.0712 0.5885 1.0000
4.500 0.8640 0.01175 0.00501 -0.0704 0.5755 1.0000
4.750 0.8880 0.01193 0.00519 -0.0696 0.5624 1.0000
5.000 0.9118 0.01213 0.00537 -0.0688 0.5489 1.0000
5.250 0.9354 0.01234 0.00557 -0.0680 0.5350 1.0000
5.500 0.9588 0.01256 0.00581 -0.0671 0.5206 1.0000
5.750 0.9818 0.01279 0.00604 -0.0662 0.5057 1.0000
6.000 1.0047 0.01303 0.00629 -0.0653 0.4905 1.0000
6.250 1.0273 0.01330 0.00655 -0.0643 0.4749 1.0000
6.500 1.0494 0.01358 0.00684 -0.0633 0.4588 1.0000
6.750 1.0712 0.01390 0.00714 -0.0623 0.4425 1.0000
7.000 1.0923 0.01421 0.00748 -0.0611 0.4245 1.0000
7.250 1.1129 0.01454 0.00784 -0.0599 0.4061 1.0000
7.500 1.1329 0.01492 0.00822 -0.0586 0.3876 1.0000
7.750 1.1522 0.01533 0.00865 -0.0572 0.3684 1.0000
8.000 1.1706 0.01576 0.00909 -0.0557 0.3476 1.0000
8.250 1.1875 0.01625 0.00956 -0.0540 0.3261 1.0000
8.500 1.2035 0.01678 0.01007 -0.0521 0.3028 1.0000
8.750 1.2183 0.01736 0.01064 -0.0502 0.2794 1.0000
9.000 1.2312 0.01803 0.01126 -0.0480 0.2563 1.0000
9.250 1.2428 0.01875 0.01197 -0.0457 0.2321 1.0000
9.500 1.2512 0.01954 0.01270 -0.0429 0.2063 1.0000
9.750 1.2560 0.02046 0.01352 -0.0396 0.1797 1.0000
10.000 1.2591 0.02158 0.01450 -0.0364 0.1511 1.0000
10.250 1.2620 0.02283 0.01561 -0.0335 0.1243 1.0000
10.500 1.2646 0.02423 0.01690 -0.0308 0.1005 1.0000
10.750 1.2652 0.02586 0.01843 -0.0281 0.0795 1.0000
11.000 1.2615 0.02792 0.02035 -0.0253 0.0599 1.0000
11.250 1.2549 0.03036 0.02273 -0.0226 0.0424 1.0000
11.500 1.2484 0.03294 0.02530 -0.0202 0.0328 1.0000
11.750 1.2390 0.03592 0.02833 -0.0181 0.0276 1.0000
12.000 1.2385 0.03828 0.03082 -0.0167 0.0244 1.0000
12.250 1.2351 0.04099 0.03361 -0.0156 0.0225 1.0000
12.500 1.2275 0.04425 0.03694 -0.0144 0.0214 1.0000
12.750 1.2222 0.04744 0.04023 -0.0134 0.0202 1.0000
13.000 1.2235 0.05003 0.04295 -0.0126 0.0195 1.0000
13.250 1.2248 0.05270 0.04575 -0.0119 0.0187 1.0000
13.500 1.2269 0.05535 0.04852 -0.0113 0.0180 1.0000
13.750 1.2300 0.05798 0.05127 -0.0107 0.0176 1.0000
14.000 1.2322 0.06078 0.05418 -0.0102 0.0170 1.0000
14.250 1.2349 0.06364 0.05716 -0.0098 0.0165 1.0000
14.500 1.2375 0.06661 0.06027 -0.0095 0.0163 1.0000
14.750 1.2384 0.06988 0.06369 -0.0093 0.0160 1.0000
15.000 1.2379 0.07345 0.06744 -0.0095 0.0159 1.0000
15.250 1.2351 0.07738 0.07152 -0.0098 0.0154 1.0000
15.500 1.2292 0.08193 0.07627 -0.0105 0.0152 1.0000
15.750 1.2204 0.08696 0.08151 -0.0118 0.0151 1.0000
16.000 1.2053 0.09319 0.08797 -0.0138 0.0149 1.0000
16.250 1.1914 0.09927 0.09427 -0.0163 0.0148 1.0000
16.500 1.1846 0.10420 0.09938 -0.0187 0.0150 1.0000
16.750 1.1632 0.11216 0.10757 -0.0227 0.0148 1.0000
17.000 1.1557 0.11767 0.11324 -0.0259 0.0150 1.0000
17.250 1.1381 0.12548 0.12124 -0.0305 0.0149 1.0000
17.500 1.1269 0.13239 0.12833 -0.0350 0.0151 1.0000
17.750 1.1095 0.14095 0.13705 -0.0404 0.0151 1.0000
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Polar data table (+)
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