XFOIL Version 6.96 Calculated polar for: NPL AIRFOIL FROM ARC CP 1372 1 1 Reynolds number fixed Mach number fixed xtrf = 1.000 (top) 1.000 (bottom) Mach = 0.000 Re = 1.000 e 6 Ncrit = 9.000 alpha CL CD CDp CM Top_Xtr Bot_Xtr ------ -------- --------- --------- -------- -------- -------- -13.250 -0.8123 0.07989 0.07778 -0.0357 1.0000 0.0105 -13.000 -0.8342 0.07031 0.06805 -0.0424 1.0000 0.0104 -12.750 -0.8592 0.06233 0.05990 -0.0476 1.0000 0.0104 -12.500 -0.8701 0.05753 0.05499 -0.0502 1.0000 0.0103 -12.250 -0.8808 0.05320 0.05054 -0.0523 1.0000 0.0103 -12.000 -0.8877 0.04972 0.04696 -0.0536 1.0000 0.0103 -11.750 -0.9325 0.04210 0.03906 -0.0551 1.0000 0.0101 -11.500 -0.9500 0.03836 0.03513 -0.0547 1.0000 0.0100 -11.250 -0.9700 0.03501 0.03158 -0.0527 1.0000 0.0100 -11.000 -0.9901 0.03270 0.02908 -0.0484 1.0000 0.0099 -10.750 -0.9986 0.03025 0.02641 -0.0449 1.0000 0.0099 -10.500 -0.9992 0.02812 0.02407 -0.0421 1.0000 0.0098 -10.250 -0.9951 0.02623 0.02199 -0.0396 1.0000 0.0098 -10.000 -0.9873 0.02457 0.02015 -0.0374 1.0000 0.0097 -9.750 -0.9771 0.02309 0.01851 -0.0354 1.0000 0.0097 -9.500 -0.9653 0.02169 0.01696 -0.0334 1.0000 0.0097 -9.250 -0.9516 0.02054 0.01569 -0.0316 1.0000 0.0096 -9.000 -0.9371 0.01943 0.01446 -0.0298 1.0000 0.0096 -8.750 -0.9213 0.01849 0.01342 -0.0282 1.0000 0.0096 -8.500 -0.9049 0.01762 0.01245 -0.0266 1.0000 0.0097 -8.250 -0.8830 0.01675 0.01150 -0.0261 0.9996 0.0097 -8.000 -0.8527 0.01591 0.01057 -0.0274 0.9984 0.0098 -7.750 -0.8218 0.01514 0.00973 -0.0286 0.9969 0.0098 -7.500 -0.7901 0.01446 0.00897 -0.0300 0.9955 0.0099 -7.250 -0.7577 0.01385 0.00831 -0.0315 0.9944 0.0100 -7.000 -0.7269 0.01330 0.00771 -0.0326 0.9928 0.0102 -6.750 -0.6969 0.01269 0.00706 -0.0335 0.9907 0.0104 -6.500 -0.6660 0.01202 0.00633 -0.0346 0.9887 0.0109 -6.250 -0.6335 0.01157 0.00588 -0.0359 0.9871 0.0114 -6.000 -0.6000 0.01120 0.00550 -0.0374 0.9858 0.0119 -5.750 -0.5657 0.01085 0.00513 -0.0390 0.9847 0.0128 -5.500 -0.5314 0.01046 0.00473 -0.0407 0.9837 0.0141 -5.250 -0.5043 0.01012 0.00439 -0.0407 0.9795 0.0161 -5.000 -0.4721 0.00977 0.00408 -0.0418 0.9772 0.0209 -4.750 -0.4387 0.00949 0.00385 -0.0432 0.9755 0.0265 -4.500 -0.4044 0.00926 0.00363 -0.0447 0.9741 0.0299 -4.250 -0.3695 0.00900 0.00340 -0.0464 0.9730 0.0337 -4.000 -0.3381 0.00880 0.00321 -0.0472 0.9702 0.0371 -3.750 -0.3081 0.00853 0.00298 -0.0478 0.9661 0.0423 -3.500 -0.2746 0.00829 0.00277 -0.0491 0.9638 0.0480 -3.250 -0.2398 0.00802 0.00256 -0.0507 0.9619 0.0595 -3.000 -0.2048 0.00774 0.00238 -0.0523 0.9600 0.0791 -2.750 -0.1746 0.00747 0.00220 -0.0529 0.9546 0.0989 -2.500 -0.1423 0.00709 0.00198 -0.0540 0.9487 0.1418 -2.250 -0.1129 0.00586 0.00149 -0.0553 0.9407 0.3540 -2.000 -0.0822 0.00526 0.00133 -0.0562 0.9316 0.4929 -1.750 -0.0523 0.00516 0.00130 -0.0565 0.9214 0.5212 -1.500 -0.0216 0.00512 0.00125 -0.0570 0.9112 0.5342 -1.250 0.0081 0.00511 0.00120 -0.0572 0.9006 0.5437 -1.000 0.0362 0.00512 0.00119 -0.0571 0.8882 0.5538 -0.750 0.0639 0.00512 0.00117 -0.0568 0.8736 0.5634 -0.500 0.0914 0.00515 0.00116 -0.0565 0.8578 0.5742 -0.250 0.1187 0.00517 0.00115 -0.0562 0.8424 0.5796 0.000 0.1457 0.00523 0.00113 -0.0558 0.8250 0.5838 0.250 0.1726 0.00530 0.00112 -0.0554 0.8070 0.5878 0.750 0.2256 0.00540 0.00114 -0.0544 0.7672 0.5990 1.000 0.2514 0.00550 0.00115 -0.0537 0.7379 0.6050 1.250 0.2749 0.00567 0.00115 -0.0526 0.6811 0.6096 1.500 0.2925 0.00629 0.00124 -0.0504 0.5439 0.6135 1.750 0.3121 0.00699 0.00142 -0.0489 0.4100 0.6175 2.000 0.3349 0.00746 0.00156 -0.0480 0.3197 0.6216 2.250 0.3585 0.00787 0.00170 -0.0472 0.2430 0.6259 2.500 0.3800 0.00854 0.00192 -0.0461 0.1301 0.6305 2.750 0.4052 0.00887 0.00208 -0.0455 0.0921 0.6349 3.000 0.4313 0.00907 0.00222 -0.0451 0.0742 0.6398 3.250 0.4573 0.00930 0.00239 -0.0447 0.0576 0.6450 3.500 0.4836 0.00952 0.00255 -0.0443 0.0487 0.6503 3.750 0.5102 0.00968 0.00273 -0.0440 0.0455 0.6558 4.000 0.5366 0.00986 0.00291 -0.0436 0.0428 0.6620 4.250 0.5625 0.01013 0.00318 -0.0431 0.0400 0.6681 4.500 0.5884 0.01035 0.00345 -0.0426 0.0388 0.6746 4.750 0.6148 0.01054 0.00367 -0.0422 0.0379 0.6815 5.000 0.6410 0.01073 0.00390 -0.0418 0.0367 0.6882 5.250 0.6669 0.01095 0.00415 -0.0414 0.0356 0.6957 5.500 0.6926 0.01121 0.00443 -0.0409 0.0347 0.7029 5.750 0.7176 0.01153 0.00479 -0.0403 0.0337 0.7109 6.000 0.7410 0.01204 0.00535 -0.0394 0.0326 0.7187 6.250 0.7644 0.01255 0.00594 -0.0385 0.0319 0.7274 6.500 0.7897 0.01281 0.00625 -0.0379 0.0315 0.7362 6.750 0.8146 0.01312 0.00662 -0.0373 0.0311 0.7457 7.000 0.8390 0.01347 0.00703 -0.0366 0.0306 0.7553 7.250 0.8635 0.01383 0.00745 -0.0359 0.0301 0.7657 7.500 0.8878 0.01417 0.00786 -0.0352 0.0295 0.7774 7.750 0.9119 0.01451 0.00827 -0.0345 0.0289 0.7904 8.000 0.9356 0.01489 0.00873 -0.0337 0.0284 0.8052 8.250 0.9587 0.01529 0.00922 -0.0329 0.0279 0.8226 8.500 0.9810 0.01573 0.00975 -0.0318 0.0275 0.8450 8.750 1.0013 0.01631 0.01046 -0.0304 0.0270 0.8769 9.000 1.0166 0.01738 0.01177 -0.0281 0.0263 0.9404 9.250 1.0433 0.01854 0.01307 -0.0283 0.0259 1.0000 9.500 1.0673 0.01884 0.01342 -0.0277 0.0256 1.0000 9.750 1.0911 0.01914 0.01376 -0.0270 0.0252 1.0000 10.000 1.1136 0.01972 0.01440 -0.0262 0.0249 1.0000 10.250 1.1358 0.02031 0.01506 -0.0253 0.0245 1.0000 10.500 1.1574 0.02094 0.01574 -0.0244 0.0241 1.0000 10.750 1.1785 0.02158 0.01645 -0.0234 0.0237 1.0000 11.000 1.1991 0.02221 0.01715 -0.0224 0.0233 1.0000 11.250 1.2192 0.02285 0.01784 -0.0213 0.0230 1.0000 11.500 1.2390 0.02340 0.01845 -0.0201 0.0227 1.0000 11.750 1.2581 0.02397 0.01905 -0.0189 0.0224 1.0000 12.000 1.2763 0.02459 0.01970 -0.0176 0.0220 1.0000 12.250 1.2916 0.02560 0.02077 -0.0160 0.0216 1.0000 12.500 1.2939 0.02852 0.02396 -0.0132 0.0210 1.0000 12.750 1.3129 0.02833 0.02380 -0.0117 0.0208 1.0000 13.000 1.3220 0.02932 0.02490 -0.0091 0.0207 1.0000 13.250 1.3338 0.02973 0.02538 -0.0068 0.0204 1.0000 13.500 1.3445 0.03029 0.02600 -0.0045 0.0201 1.0000 13.750 1.3510 0.03134 0.02716 -0.0019 0.0198 1.0000 14.000 1.3575 0.03236 0.02829 0.0004 0.0196 1.0000 14.250 1.3631 0.03347 0.02949 0.0027 0.0194 1.0000 14.500 1.3717 0.03429 0.03037 0.0045 0.0191 1.0000 14.750 1.3731 0.03588 0.03207 0.0066 0.0189 1.0000 15.000 1.3788 0.03708 0.03334 0.0082 0.0187 1.0000 15.250 1.3786 0.03895 0.03532 0.0098 0.0185 1.0000 15.500 1.3783 0.04093 0.03740 0.0110 0.0184 1.0000 15.750 1.3906 0.04167 0.03813 0.0117 0.0181 1.0000 16.000 1.3988 0.04292 0.03941 0.0123 0.0179 1.0000 16.250 1.3978 0.04528 0.04185 0.0128 0.0178 1.0000 16.500 1.3953 0.04798 0.04464 0.0128 0.0177 1.0000 16.750 1.3869 0.05162 0.04840 0.0122 0.0175 1.0000 17.000 1.3723 0.05645 0.05337 0.0106 0.0174 1.0000 17.250 1.3522 0.06271 0.05980 0.0076 0.0173 1.0000 17.500 1.3252 0.07101 0.06830 0.0025 0.0173 1.0000 17.750 1.2924 0.08159 0.07910 -0.0048 0.0173 1.0000 18.000 1.2435 0.09658 0.09434 -0.0152 0.0174 1.0000