XFOIL Version 6.96 Calculated polar for: LOCKHEED C-141 BL0 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 ------ -------- --------- --------- -------- -------- -------- -19.250 -1.0554 0.10331 0.10033 -0.0472 1.0000 0.0111 -19.000 -1.1291 0.08653 0.08331 -0.0560 1.0000 0.0110 -18.750 -1.1799 0.07381 0.07036 -0.0632 1.0000 0.0109 -18.500 -1.2117 0.06479 0.06116 -0.0684 1.0000 0.0109 -18.250 -1.2325 0.05806 0.05426 -0.0721 1.0000 0.0109 -18.000 -1.2469 0.05273 0.04880 -0.0748 1.0000 0.0110 -17.750 -1.2566 0.04837 0.04431 -0.0767 1.0000 0.0110 -17.500 -1.2630 0.04471 0.04053 -0.0779 1.0000 0.0111 -17.250 -1.2665 0.04161 0.03731 -0.0786 1.0000 0.0111 -17.000 -1.2679 0.03890 0.03450 -0.0789 1.0000 0.0111 -16.750 -1.2714 0.03618 0.03167 -0.0789 1.0000 0.0113 -16.500 -1.2724 0.03385 0.02925 -0.0785 1.0000 0.0114 -16.250 -1.2712 0.03188 0.02719 -0.0777 1.0000 0.0115 -16.000 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0.01031 0.00417 -0.0538 0.9150 0.0419 -6.500 -0.4927 0.01013 0.00396 -0.0536 0.9122 0.0440 -6.250 -0.4671 0.00991 0.00376 -0.0532 0.9092 0.0475 -6.000 -0.4413 0.00973 0.00359 -0.0529 0.9060 0.0505 -5.750 -0.4155 0.00953 0.00341 -0.0526 0.9028 0.0542 -5.500 -0.3891 0.00936 0.00324 -0.0524 0.8996 0.0583 -5.250 -0.3627 0.00917 0.00307 -0.0522 0.8970 0.0634 -5.000 -0.3359 0.00902 0.00291 -0.0521 0.8944 0.0682 -4.750 -0.3100 0.00883 0.00278 -0.0518 0.8915 0.0755 -4.500 -0.2838 0.00866 0.00264 -0.0515 0.8884 0.0832 -4.000 -0.2306 0.00834 0.00238 -0.0511 0.8824 0.1024 -3.750 -0.2038 0.00817 0.00225 -0.0510 0.8797 0.1153 -3.500 -0.1776 0.00800 0.00215 -0.0507 0.8768 0.1306 -3.000 -0.1255 0.00764 0.00195 -0.0501 0.8701 0.1697 -2.750 -0.0994 0.00744 0.00184 -0.0498 0.8668 0.1977 -2.500 -0.0731 0.00724 0.00174 -0.0496 0.8636 0.2290 -2.250 -0.0482 0.00698 0.00165 -0.0491 0.8601 0.2722 -2.000 -0.0242 0.00666 0.00155 -0.0485 0.8560 0.3320 -1.750 -0.0005 0.00632 0.00145 -0.0477 0.8518 0.4007 -1.500 0.0241 0.00603 0.00136 -0.0472 0.8477 0.4627 -1.250 0.0486 0.00579 0.00131 -0.0465 0.8435 0.5175 -1.000 0.0736 0.00561 0.00128 -0.0459 0.8383 0.5599 -0.750 0.0994 0.00548 0.00125 -0.0455 0.8328 0.5942 -0.500 0.1253 0.00537 0.00124 -0.0450 0.8269 0.6253 -0.250 0.1506 0.00529 0.00120 -0.0444 0.8145 0.6521 0.000 0.1742 0.00525 0.00116 -0.0433 0.7875 0.6749 0.250 0.1950 0.00534 0.00114 -0.0416 0.7411 0.6976 0.500 0.2158 0.00547 0.00117 -0.0399 0.7033 0.7208 0.750 0.2379 0.00560 0.00123 -0.0386 0.6711 0.7388 1.000 0.2604 0.00576 0.00129 -0.0374 0.6371 0.7502 1.500 0.3047 0.00617 0.00144 -0.0350 0.5566 0.7661 1.750 0.3260 0.00646 0.00155 -0.0337 0.5058 0.7736 2.000 0.3466 0.00679 0.00168 -0.0323 0.4479 0.7820 2.250 0.3667 0.00720 0.00183 -0.0308 0.3805 0.7906 2.500 0.3870 0.00760 0.00201 -0.0294 0.3149 0.8006 2.750 0.4089 0.00793 0.00217 -0.0283 0.2654 0.8110 3.000 0.4317 0.00822 0.00233 -0.0274 0.2254 0.8229 3.250 0.4550 0.00845 0.00248 -0.0265 0.1949 0.8360 3.500 0.4784 0.00869 0.00265 -0.0257 0.1684 0.8493 3.750 0.5023 0.00889 0.00280 -0.0249 0.1465 0.8631 4.000 0.5262 0.00910 0.00297 -0.0242 0.1283 0.8772 4.500 0.5742 0.00950 0.00333 -0.0227 0.1009 0.9066 4.750 0.5986 0.00969 0.00352 -0.0220 0.0914 0.9213 5.000 0.6231 0.00992 0.00373 -0.0213 0.0824 0.9349 5.250 0.6482 0.01016 0.00394 -0.0209 0.0739 0.9465 5.500 0.6736 0.01038 0.00414 -0.0204 0.0681 0.9569 5.750 0.7012 0.01064 0.00437 -0.0206 0.0619 0.9642 6.000 0.7273 0.01090 0.00460 -0.0204 0.0565 0.9714 6.250 0.7570 0.01117 0.00485 -0.0210 0.0520 0.9759 6.500 0.7834 0.01145 0.00509 -0.0209 0.0474 0.9816 6.750 0.8128 0.01172 0.00535 -0.0215 0.0440 0.9848 7.000 0.8428 0.01204 0.00563 -0.0223 0.0406 0.9876 7.250 0.8728 0.01232 0.00592 -0.0231 0.0384 0.9903 7.500 0.9011 0.01263 0.00621 -0.0235 0.0359 0.9932 7.750 0.9312 0.01295 0.00653 -0.0243 0.0336 0.9949 8.000 0.9613 0.01328 0.00684 -0.0252 0.0315 0.9967 8.250 0.9901 0.01364 0.00719 -0.0258 0.0295 0.9987 8.500 1.0144 0.01393 0.00749 -0.0254 0.0283 1.0000 8.750 1.0246 0.01413 0.00771 -0.0219 0.0272 1.0000 9.000 1.0369 0.01439 0.00797 -0.0189 0.0261 1.0000 9.250 1.0509 0.01469 0.00827 -0.0164 0.0250 1.0000 9.500 1.0678 0.01497 0.00858 -0.0144 0.0242 1.0000 9.750 1.0854 0.01529 0.00892 -0.0127 0.0232 1.0000 10.000 1.1033 0.01566 0.00929 -0.0111 0.0222 1.0000 10.250 1.1211 0.01608 0.00971 -0.0095 0.0211 1.0000 10.500 1.1399 0.01645 0.01011 -0.0081 0.0205 1.0000 10.750 1.1585 0.01685 0.01054 -0.0068 0.0198 1.0000 11.000 1.1769 0.01728 0.01100 -0.0054 0.0191 1.0000 11.250 1.1946 0.01776 0.01149 -0.0040 0.0184 1.0000 11.500 1.2117 0.01829 0.01205 -0.0026 0.0178 1.0000 11.750 1.2297 0.01877 0.01257 -0.0013 0.0174 1.0000 12.000 1.2470 0.01928 0.01312 0.0001 0.0169 1.0000 12.250 1.2640 0.01983 0.01370 0.0015 0.0165 1.0000 12.500 1.2806 0.02041 0.01432 0.0028 0.0161 1.0000 12.750 1.2964 0.02103 0.01498 0.0043 0.0157 1.0000 13.000 1.3116 0.02171 0.01569 0.0057 0.0153 1.0000 13.250 1.3257 0.02246 0.01648 0.0073 0.0148 1.0000 13.500 1.3400 0.02320 0.01727 0.0088 0.0146 1.0000 13.750 1.3543 0.02393 0.01807 0.0102 0.0143 1.0000 14.000 1.3680 0.02472 0.01891 0.0116 0.0140 1.0000 14.250 1.3809 0.02557 0.01982 0.0130 0.0138 1.0000 14.500 1.3931 0.02647 0.02078 0.0145 0.0135 1.0000 14.750 1.4044 0.02745 0.02182 0.0160 0.0133 1.0000 15.000 1.4153 0.02848 0.02292 0.0174 0.0131 1.0000 15.250 1.4250 0.02961 0.02411 0.0188 0.0129 1.0000 15.500 1.4337 0.03084 0.02539 0.0203 0.0127 1.0000 15.750 1.4413 0.03218 0.02681 0.0217 0.0125 1.0000 16.000 1.4472 0.03370 0.02839 0.0230 0.0123 1.0000 16.250 1.4512 0.03542 0.03019 0.0244 0.0121 1.0000 16.500 1.4546 0.03723 0.03209 0.0256 0.0120 1.0000 16.750 1.4592 0.03903 0.03399 0.0266 0.0119 1.0000 17.000 1.4627 0.04101 0.03605 0.0274 0.0118 1.0000 17.250 1.4648 0.04319 0.03834 0.0280 0.0118 1.0000 17.500 1.4659 0.04560 0.04085 0.0284 0.0117 1.0000 17.750 1.4657 0.04826 0.04361 0.0287 0.0116 1.0000 18.000 1.4637 0.05124 0.04670 0.0286 0.0115 1.0000 18.250 1.4603 0.05452 0.05008 0.0283 0.0114 1.0000 18.500 1.4548 0.05821 0.05389 0.0276 0.0113 1.0000 18.750 1.4473 0.06236 0.05815 0.0265 0.0113 1.0000 19.000 1.4373 0.06705 0.06297 0.0249 0.0112 1.0000 19.250 1.4239 0.07240 0.06846 0.0229 0.0111 1.0000