LOCKHEED C-141 BL426.57 AIRFOIL (c141c-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5
| Details | Polar file |
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Airfoil: LOCKHEED C-141 BL426.57 AIRFOIL (c141c-il) Reynolds number: 1,000,000 Max Cl/Cd: 76.43 at α=7° Description: Mach=0 Ncrit=5 Source: Xfoil prediction Download polar: xf-c141c-il-1000000-n5.txt Download as CSV file: xf-c141c-il-1000000-n5.csv |
XFOIL Version 6.96
Calculated polar for: LOCKHEED C-141 BL426.57 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
------ -------- --------- --------- -------- -------- --------
-17.000 -1.0058 0.09309 0.09071 -0.0384 1.0000 0.0092
-16.750 -1.1587 0.05864 0.05571 -0.0599 1.0000 0.0089
-16.500 -1.1881 0.04954 0.04639 -0.0667 1.0000 0.0088
-16.250 -1.2041 0.04388 0.04056 -0.0701 1.0000 0.0089
-16.000 -1.2134 0.03983 0.03637 -0.0718 1.0000 0.0089
-15.750 -1.2190 0.03668 0.03309 -0.0724 1.0000 0.0090
-15.500 -1.2212 0.03419 0.03047 -0.0722 1.0000 0.0090
-15.250 -1.2211 0.03214 0.02831 -0.0713 1.0000 0.0091
-15.000 -1.2193 0.03043 0.02649 -0.0700 1.0000 0.0092
-14.750 -1.2158 0.02900 0.02496 -0.0683 1.0000 0.0093
-14.500 -1.2113 0.02780 0.02366 -0.0662 1.0000 0.0094
-14.250 -1.2072 0.02680 0.02257 -0.0636 1.0000 0.0095
-14.000 -1.2085 0.02601 0.02170 -0.0594 1.0000 0.0096
-13.750 -1.2096 0.02531 0.02093 -0.0550 1.0000 0.0097
-13.500 -1.1947 0.02441 0.01994 -0.0538 0.9989 0.0099
-13.250 -1.1737 0.02345 0.01888 -0.0538 0.9972 0.0100
-13.000 -1.1517 0.02252 0.01784 -0.0539 0.9957 0.0102
-12.750 -1.1282 0.02164 0.01686 -0.0542 0.9946 0.0103
-12.500 -1.1052 0.02083 0.01595 -0.0542 0.9930 0.0105
-12.250 -1.0819 0.02007 0.01510 -0.0542 0.9910 0.0106
-12.000 -1.0573 0.01937 0.01430 -0.0544 0.9893 0.0108
-11.750 -1.0318 0.01871 0.01356 -0.0547 0.9878 0.0109
-11.500 -1.0073 0.01788 0.01264 -0.0549 0.9862 0.0111
-11.250 -0.9816 0.01715 0.01184 -0.0552 0.9848 0.0114
-11.000 -0.9545 0.01654 0.01118 -0.0557 0.9835 0.0117
-10.750 -0.9315 0.01604 0.01064 -0.0552 0.9804 0.0120
-10.500 -0.9067 0.01556 0.01010 -0.0551 0.9777 0.0123
-10.250 -0.8812 0.01509 0.00958 -0.0550 0.9753 0.0126
-10.000 -0.8550 0.01464 0.00908 -0.0551 0.9731 0.0130
-9.750 -0.8282 0.01422 0.00860 -0.0553 0.9712 0.0133
-9.500 -0.8040 0.01386 0.00819 -0.0548 0.9681 0.0137
-9.250 -0.7800 0.01346 0.00774 -0.0543 0.9647 0.0140
-9.000 -0.7556 0.01303 0.00728 -0.0539 0.9614 0.0147
-8.750 -0.7301 0.01266 0.00689 -0.0537 0.9587 0.0152
-8.500 -0.7044 0.01233 0.00653 -0.0534 0.9560 0.0158
-8.250 -0.6798 0.01203 0.00619 -0.0530 0.9523 0.0165
-8.000 -0.6547 0.01175 0.00587 -0.0526 0.9487 0.0170
-7.750 -0.6293 0.01143 0.00552 -0.0522 0.9454 0.0178
-7.500 -0.6035 0.01113 0.00521 -0.0519 0.9424 0.0188
-7.250 -0.5779 0.01087 0.00493 -0.0516 0.9390 0.0199
-7.000 -0.5520 0.01064 0.00468 -0.0514 0.9351 0.0210
-6.750 -0.5261 0.01038 0.00440 -0.0511 0.9315 0.0224
-6.500 -0.4998 0.01013 0.00415 -0.0509 0.9284 0.0241
-6.250 -0.4733 0.00992 0.00392 -0.0507 0.9251 0.0255
-6.000 -0.4469 0.00971 0.00370 -0.0505 0.9212 0.0270
-5.750 -0.4205 0.00949 0.00348 -0.0503 0.9174 0.0292
-5.500 -0.3937 0.00930 0.00328 -0.0501 0.9139 0.0312
-5.250 -0.3668 0.00912 0.00308 -0.0500 0.9105 0.0336
-5.000 -0.3401 0.00892 0.00291 -0.0498 0.9065 0.0370
-4.750 -0.3131 0.00877 0.00274 -0.0497 0.9025 0.0395
-4.500 -0.2861 0.00858 0.00257 -0.0496 0.8989 0.0441
-4.250 -0.2589 0.00843 0.00242 -0.0495 0.8952 0.0483
-4.000 -0.2320 0.00826 0.00228 -0.0494 0.8909 0.0550
-3.750 -0.2048 0.00811 0.00214 -0.0493 0.8867 0.0611
-3.500 -0.1775 0.00797 0.00201 -0.0492 0.8828 0.0686
-3.250 -0.1503 0.00781 0.00190 -0.0491 0.8788 0.0797
-3.000 -0.1232 0.00766 0.00179 -0.0490 0.8743 0.0918
-2.750 -0.0959 0.00751 0.00169 -0.0489 0.8698 0.1063
-2.500 -0.0688 0.00735 0.00159 -0.0488 0.8657 0.1269
-2.250 -0.0419 0.00716 0.00150 -0.0487 0.8608 0.1550
-2.000 -0.0153 0.00695 0.00142 -0.0485 0.8555 0.1902
-1.750 0.0111 0.00672 0.00132 -0.0483 0.8506 0.2357
-1.500 0.0372 0.00645 0.00125 -0.0481 0.8449 0.2940
-1.250 0.0628 0.00614 0.00116 -0.0478 0.8387 0.3654
-1.000 0.0875 0.00575 0.00109 -0.0473 0.8326 0.4629
-0.750 0.1128 0.00547 0.00104 -0.0469 0.8254 0.5361
-0.500 0.1382 0.00525 0.00101 -0.0464 0.8161 0.6005
-0.250 0.1638 0.00512 0.00098 -0.0459 0.8025 0.6461
0.000 0.1893 0.00504 0.00097 -0.0453 0.7842 0.6838
0.500 0.2368 0.00507 0.00098 -0.0433 0.7189 0.7567
0.750 0.2602 0.00510 0.00103 -0.0423 0.6889 0.7978
1.000 0.2836 0.00518 0.00109 -0.0412 0.6556 0.8281
1.250 0.3078 0.00533 0.00116 -0.0404 0.6200 0.8448
1.500 0.3315 0.00554 0.00125 -0.0395 0.5761 0.8595
1.750 0.3550 0.00579 0.00135 -0.0386 0.5279 0.8742
2.000 0.3777 0.00612 0.00149 -0.0375 0.4688 0.8884
2.250 0.3989 0.00658 0.00167 -0.0363 0.3910 0.9023
2.500 0.4210 0.00700 0.00186 -0.0352 0.3252 0.9159
2.750 0.4438 0.00739 0.00204 -0.0342 0.2686 0.9290
3.000 0.4673 0.00771 0.00221 -0.0334 0.2256 0.9407
3.250 0.4921 0.00805 0.00239 -0.0329 0.1867 0.9487
3.500 0.5168 0.00835 0.00256 -0.0323 0.1559 0.9565
3.750 0.5441 0.00862 0.00273 -0.0323 0.1324 0.9623
4.000 0.5700 0.00887 0.00290 -0.0320 0.1135 0.9688
4.250 0.5985 0.00912 0.00307 -0.0324 0.0978 0.9730
4.500 0.6276 0.00937 0.00326 -0.0328 0.0851 0.9771
4.750 0.6548 0.00962 0.00345 -0.0328 0.0732 0.9820
5.000 0.6844 0.00989 0.00366 -0.0334 0.0624 0.9848
5.250 0.7149 0.01016 0.00388 -0.0343 0.0538 0.9871
5.500 0.7456 0.01041 0.00410 -0.0351 0.0480 0.9894
5.750 0.7754 0.01068 0.00433 -0.0358 0.0428 0.9919
6.000 0.8051 0.01094 0.00457 -0.0364 0.0389 0.9942
6.250 0.8365 0.01122 0.00483 -0.0375 0.0349 0.9957
6.500 0.8675 0.01151 0.00510 -0.0384 0.0314 0.9975
6.750 0.8979 0.01181 0.00538 -0.0393 0.0285 0.9993
7.000 0.9225 0.01207 0.00565 -0.0388 0.0265 1.0000
7.250 0.9412 0.01234 0.00590 -0.0371 0.0246 1.0000
7.500 0.9604 0.01260 0.00617 -0.0355 0.0231 1.0000
7.750 0.9802 0.01286 0.00644 -0.0340 0.0219 1.0000
8.000 0.9998 0.01315 0.00674 -0.0325 0.0206 1.0000
8.250 1.0195 0.01349 0.00708 -0.0310 0.0192 1.0000
8.500 1.0405 0.01379 0.00739 -0.0298 0.0184 1.0000
8.750 1.0616 0.01410 0.00773 -0.0287 0.0175 1.0000
9.000 1.0826 0.01446 0.00810 -0.0276 0.0166 1.0000
9.250 1.1033 0.01485 0.00850 -0.0264 0.0158 1.0000
9.500 1.1237 0.01528 0.00895 -0.0252 0.0152 1.0000
9.750 1.1447 0.01566 0.00936 -0.0242 0.0148 1.0000
10.000 1.1653 0.01606 0.00981 -0.0231 0.0144 1.0000
10.250 1.1853 0.01648 0.01027 -0.0219 0.0140 1.0000
10.500 1.2043 0.01691 0.01073 -0.0205 0.0136 1.0000
10.750 1.2225 0.01737 0.01123 -0.0190 0.0133 1.0000
11.000 1.2403 0.01787 0.01177 -0.0175 0.0129 1.0000
11.250 1.2572 0.01843 0.01236 -0.0159 0.0125 1.0000
11.500 1.2727 0.01911 0.01309 -0.0141 0.0121 1.0000
11.750 1.2900 0.01964 0.01367 -0.0127 0.0119 1.0000
12.000 1.3069 0.02020 0.01429 -0.0112 0.0117 1.0000
12.250 1.3229 0.02081 0.01497 -0.0097 0.0115 1.0000
12.500 1.3384 0.02147 0.01569 -0.0081 0.0113 1.0000
12.750 1.3531 0.02216 0.01646 -0.0065 0.0111 1.0000
13.000 1.3675 0.02290 0.01726 -0.0048 0.0109 1.0000
13.250 1.3811 0.02368 0.01810 -0.0032 0.0108 1.0000
13.500 1.3940 0.02451 0.01900 -0.0016 0.0106 1.0000
13.750 1.4063 0.02540 0.01996 0.0001 0.0104 1.0000
14.000 1.4176 0.02635 0.02099 0.0017 0.0102 1.0000
14.250 1.4280 0.02740 0.02210 0.0034 0.0101 1.0000
14.500 1.4370 0.02856 0.02334 0.0051 0.0099 1.0000
14.750 1.4446 0.02985 0.02472 0.0068 0.0098 1.0000
15.000 1.4500 0.03135 0.02630 0.0086 0.0096 1.0000
15.250 1.4519 0.03317 0.02823 0.0104 0.0094 1.0000
15.500 1.4559 0.03489 0.03005 0.0119 0.0093 1.0000
15.750 1.4617 0.03651 0.03176 0.0130 0.0092 1.0000
16.000 1.4661 0.03830 0.03367 0.0141 0.0092 1.0000
16.250 1.4684 0.04037 0.03584 0.0150 0.0091 1.0000
16.500 1.4695 0.04265 0.03824 0.0158 0.0090 1.0000
16.750 1.4684 0.04525 0.04095 0.0163 0.0089 1.0000
17.000 1.4659 0.04815 0.04398 0.0165 0.0089 1.0000
17.250 1.4618 0.05144 0.04738 0.0163 0.0088 1.0000
17.500 1.4554 0.05519 0.05126 0.0157 0.0087 1.0000
17.750 1.4466 0.05950 0.05571 0.0146 0.0087 1.0000
18.000 1.4357 0.06442 0.06076 0.0130 0.0086 1.0000
18.250 1.4208 0.07022 0.06672 0.0106 0.0086 1.0000
18.500 1.4012 0.07715 0.07380 0.0073 0.0086 1.0000
18.750 1.3763 0.08543 0.08226 0.0030 0.0086 1.0000
19.000 1.3427 0.09568 0.09269 -0.0024 0.0086 1.0000
19.250 1.2999 0.10805 0.10526 -0.0090 0.0086 1.0000
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