XFOIL Version 6.96 Calculated polar for: LOCKHEED L-188 ROOT AIRFOIL 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 ------ -------- --------- --------- -------- -------- -------- -17.500 -0.8414 0.11868 0.11562 -0.0318 1.0000 0.0167 -17.250 -0.9168 0.09976 0.09644 -0.0423 1.0000 0.0166 -17.000 -0.9661 0.08635 0.08282 -0.0501 1.0000 0.0166 -16.750 -1.0022 0.07545 0.07172 -0.0568 1.0000 0.0165 -16.500 -1.0288 0.06663 0.06270 -0.0625 1.0000 0.0165 -16.250 -1.0480 0.05972 0.05561 -0.0670 1.0000 0.0166 -16.000 -1.0615 0.05416 0.04988 -0.0703 1.0000 0.0167 -15.750 -1.0709 0.04956 0.04512 -0.0729 1.0000 0.0167 -15.500 -1.0767 0.04569 0.04110 -0.0747 1.0000 0.0169 -15.250 -1.0795 0.04238 0.03764 -0.0761 1.0000 0.0170 -15.000 -1.0799 0.03952 0.03464 -0.0770 1.0000 0.0171 -14.750 -1.0805 0.03682 0.03185 -0.0776 1.0000 0.0173 -14.500 -1.0782 0.03455 0.02950 -0.0778 1.0000 0.0174 -14.250 -1.0735 0.03264 0.02749 -0.0778 1.0000 0.0176 -14.000 -1.0671 0.03099 0.02576 -0.0775 1.0000 0.0178 -13.750 -1.0597 0.02955 0.02425 -0.0769 1.0000 0.0181 -13.500 -1.0521 0.02830 0.02291 -0.0759 1.0000 0.0183 -13.250 -1.0461 0.02724 0.02178 -0.0743 1.0000 0.0185 -13.000 -1.0320 0.02621 0.02066 -0.0739 0.9943 0.0189 -12.750 -1.0119 0.02519 0.01953 -0.0743 0.9868 0.0193 -12.500 -0.9910 0.02425 0.01848 -0.0745 0.9804 0.0197 -12.250 -0.9702 0.02341 0.01752 -0.0745 0.9739 0.0201 -12.000 -0.9504 0.02250 0.01653 -0.0743 0.9679 0.0205 -11.750 -0.9313 0.02173 0.01571 -0.0737 0.9612 0.0209 -11.500 -0.9107 0.02106 0.01498 -0.0732 0.9559 0.0214 -11.250 -0.8911 0.02046 0.01431 -0.0723 0.9497 0.0218 -11.000 -0.8708 0.01988 0.01365 -0.0715 0.9441 0.0223 -10.750 -0.8500 0.01931 0.01300 -0.0707 0.9394 0.0229 -10.500 -0.8287 0.01878 0.01238 -0.0700 0.9340 0.0234 -10.250 -0.8075 0.01823 0.01177 -0.0692 0.9290 0.0240 -10.000 -0.7860 0.01771 0.01120 -0.0685 0.9248 0.0247 -9.750 -0.7629 0.01726 0.01072 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0.00406 -0.0624 0.8331 0.0630 -4.750 -0.2540 0.01093 0.00385 -0.0623 0.8274 0.0685 -4.500 -0.2268 0.01074 0.00364 -0.0622 0.8222 0.0746 -4.250 -0.1996 0.01054 0.00346 -0.0622 0.8165 0.0825 -4.000 -0.1723 0.01033 0.00329 -0.0621 0.8106 0.0917 -3.750 -0.1451 0.01014 0.00311 -0.0620 0.8052 0.1030 -3.500 -0.1178 0.00995 0.00296 -0.0620 0.7989 0.1166 -3.250 -0.0905 0.00975 0.00281 -0.0620 0.7926 0.1337 -3.000 -0.0632 0.00956 0.00266 -0.0620 0.7872 0.1550 -2.750 -0.0361 0.00932 0.00253 -0.0619 0.7810 0.1842 -2.500 -0.0093 0.00905 0.00239 -0.0619 0.7747 0.2242 -2.250 0.0170 0.00872 0.00225 -0.0618 0.7689 0.2813 -2.000 0.0425 0.00826 0.00209 -0.0616 0.7625 0.3679 -1.750 0.0670 0.00776 0.00198 -0.0612 0.7568 0.4855 -1.500 0.0939 0.00757 0.00196 -0.0611 0.7511 0.5425 -1.250 0.1216 0.00748 0.00196 -0.0610 0.7449 0.5761 -1.000 0.1496 0.00745 0.00194 -0.0610 0.7391 0.6015 -0.750 0.1777 0.00741 0.00196 -0.0610 0.7337 0.6229 -0.500 0.2058 0.00738 0.00198 -0.0610 0.7279 0.6420 -0.250 0.2338 0.00738 0.00199 -0.0609 0.7224 0.6614 0.000 0.2618 0.00737 0.00204 -0.0609 0.7169 0.6829 0.250 0.2896 0.00737 0.00210 -0.0608 0.7110 0.7046 0.500 0.3178 0.00739 0.00213 -0.0608 0.7059 0.7168 0.750 0.3465 0.00742 0.00216 -0.0609 0.7008 0.7236 1.000 0.3750 0.00745 0.00219 -0.0610 0.6945 0.7295 1.250 0.4026 0.00749 0.00220 -0.0609 0.6822 0.7355 1.500 0.4296 0.00756 0.00220 -0.0606 0.6632 0.7421 1.750 0.4565 0.00763 0.00223 -0.0604 0.6457 0.7484 2.000 0.4836 0.00771 0.00227 -0.0602 0.6312 0.7551 2.250 0.5108 0.00780 0.00232 -0.0600 0.6172 0.7618 2.750 0.5645 0.00798 0.00246 -0.0596 0.5866 0.7755 3.000 0.5909 0.00810 0.00254 -0.0593 0.5685 0.7827 3.250 0.6167 0.00824 0.00264 -0.0588 0.5458 0.7901 3.500 0.6414 0.00846 0.00276 -0.0583 0.5159 0.7978 3.750 0.6637 0.00877 0.00293 -0.0573 0.4710 0.8061 4.250 0.6999 0.01003 0.00360 -0.0540 0.3306 0.8260 4.500 0.7197 0.01056 0.00394 -0.0527 0.2811 0.8373 5.000 0.7609 0.01138 0.00455 -0.0502 0.2118 0.8700 5.250 0.7811 0.01172 0.00485 -0.0488 0.1874 0.8959 5.500 0.8041 0.01205 0.00515 -0.0480 0.1665 0.9318 5.750 0.8353 0.01245 0.00548 -0.0491 0.1469 0.9704 6.000 0.8651 0.01285 0.00580 -0.0499 0.1315 1.0000 6.250 0.8863 0.01319 0.00609 -0.0489 0.1202 1.0000 6.500 0.9072 0.01355 0.00639 -0.0478 0.1103 1.0000 7.000 0.9488 0.01427 0.00703 -0.0457 0.0939 1.0000 7.250 0.9687 0.01464 0.00736 -0.0444 0.0874 1.0000 7.500 0.9876 0.01501 0.00771 -0.0430 0.0815 1.0000 7.750 1.0063 0.01541 0.00809 -0.0416 0.0764 1.0000 8.000 1.0252 0.01581 0.00848 -0.0402 0.0718 1.0000 8.250 1.0438 0.01626 0.00891 -0.0389 0.0678 1.0000 8.500 1.0629 0.01669 0.00935 -0.0377 0.0640 1.0000 8.750 1.0808 0.01720 0.00984 -0.0363 0.0603 1.0000 9.000 1.0998 0.01766 0.01032 -0.0352 0.0575 1.0000 9.250 1.1180 0.01818 0.01084 -0.0340 0.0546 1.0000 9.500 1.1353 0.01876 0.01142 -0.0327 0.0519 1.0000 9.750 1.1537 0.01929 0.01198 -0.0315 0.0496 1.0000 10.000 1.1709 0.01989 0.01259 -0.0303 0.0474 1.0000 10.250 1.1872 0.02057 0.01327 -0.0290 0.0454 1.0000 10.500 1.2046 0.02117 0.01392 -0.0279 0.0437 1.0000 10.750 1.2212 0.02184 0.01462 -0.0267 0.0419 1.0000 11.000 1.2366 0.02260 0.01539 -0.0254 0.0402 1.0000 11.250 1.2521 0.02337 0.01619 -0.0242 0.0389 1.0000 11.500 1.2677 0.02412 0.01700 -0.0231 0.0377 1.0000 11.750 1.2827 0.02494 0.01786 -0.0219 0.0364 1.0000 12.000 1.2966 0.02585 0.01879 -0.0207 0.0352 1.0000 12.250 1.3095 0.02684 0.01981 -0.0194 0.0340 1.0000 12.500 1.3237 0.02775 0.02078 -0.0183 0.0331 1.0000 12.750 1.3370 0.02873 0.02182 -0.0172 0.0321 1.0000 13.000 1.3495 0.02979 0.02294 -0.0160 0.0311 1.0000 13.250 1.3608 0.03096 0.02415 -0.0149 0.0303 1.0000 13.500 1.3704 0.03228 0.02551 -0.0137 0.0296 1.0000 13.750 1.3816 0.03351 0.02681 -0.0126 0.0289 1.0000 14.000 1.3922 0.03479 0.02817 -0.0116 0.0282 1.0000 14.250 1.4024 0.03614 0.02959 -0.0107 0.0275 1.0000 14.500 1.4113 0.03760 0.03111 -0.0098 0.0268 1.0000 14.750 1.4192 0.03919 0.03276 -0.0089 0.0262 1.0000 15.000 1.4255 0.04098 0.03460 -0.0080 0.0256 1.0000 15.250 1.4312 0.04286 0.03655 -0.0072 0.0251 1.0000 15.500 1.4379 0.04469 0.03848 -0.0065 0.0247 1.0000 15.750 1.4437 0.04665 0.04054 -0.0059 0.0242 1.0000 16.000 1.4489 0.04874 0.04272 -0.0054 0.0238 1.0000 16.250 1.4534 0.05094 0.04501 -0.0050 0.0233 1.0000 16.500 1.4568 0.05330 0.04746 -0.0047 0.0229 1.0000 16.750 1.4590 0.05586 0.05009 -0.0046 0.0225 1.0000 17.000 1.4597 0.05867 0.05298 -0.0046 0.0221 1.0000 17.250 1.4580 0.06184 0.05623 -0.0047 0.0218 1.0000 17.500 1.4563 0.06509 0.05958 -0.0050 0.0215 1.0000 17.750 1.4555 0.06829 0.06290 -0.0054 0.0212 1.0000 18.000 1.4532 0.07177 0.06651 -0.0059 0.0209 1.0000 18.250 1.4494 0.07554 0.07039 -0.0067 0.0206 1.0000 18.500 1.4445 0.07956 0.07453 -0.0077 0.0204 1.0000 18.750 1.4382 0.08388 0.07897 -0.0089 0.0201 1.0000 19.000 1.4303 0.08853 0.08374 -0.0104 0.0199 1.0000 19.250 1.4212 0.09347 0.08881 -0.0122 0.0197 1.0000