XFOIL Version 6.96 Calculated polar for: NACA 2418 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 ------ -------- --------- --------- -------- -------- -------- -19.750 -1.1926 0.08389 0.07986 -0.0564 1.0000 0.0294 -19.500 -1.2161 0.07721 0.07306 -0.0596 1.0000 0.0296 -19.250 -1.2364 0.07108 0.06681 -0.0625 1.0000 0.0297 -19.000 -1.2559 0.06515 0.06076 -0.0653 1.0000 0.0299 -18.750 -1.2715 0.05981 0.05531 -0.0678 1.0000 0.0301 -18.500 -1.2843 0.05498 0.05037 -0.0699 1.0000 0.0302 -18.250 -1.2942 0.05060 0.04588 -0.0718 1.0000 0.0304 -18.000 -1.3005 0.04678 0.04195 -0.0734 1.0000 0.0306 -17.750 -1.3043 0.04334 0.03842 -0.0747 1.0000 0.0308 -17.500 -1.3052 0.04031 0.03531 -0.0758 1.0000 0.0310 -17.250 -1.3039 0.03761 0.03252 -0.0766 1.0000 0.0312 -17.000 -1.3036 0.03491 0.02975 -0.0772 1.0000 0.0314 -16.750 -1.3013 0.03254 0.02731 -0.0776 1.0000 0.0318 -16.500 -1.2972 0.03049 0.02519 -0.0777 1.0000 0.0321 -16.250 -1.2914 0.02872 0.02337 -0.0774 1.0000 0.0325 -16.000 -1.2843 0.02718 0.02178 -0.0769 1.0000 0.0329 -15.750 -1.2764 0.02584 0.02039 -0.0762 1.0000 0.0334 -15.500 -1.2681 0.02467 0.01917 -0.0751 1.0000 0.0338 -15.250 -1.2599 0.02365 0.01810 -0.0736 1.0000 0.0343 -15.000 -1.2531 0.02277 0.01717 -0.0716 1.0000 0.0346 -14.750 -1.2487 0.02202 0.01638 -0.0689 1.0000 0.0349 -14.500 -1.2480 0.02135 0.01566 -0.0654 0.9999 0.0353 -14.250 -1.2265 0.02050 0.01479 -0.0657 0.9976 0.0360 -14.000 -1.2041 0.01976 0.01403 -0.0660 0.9953 0.0368 -13.750 -1.1798 0.01910 0.01334 -0.0664 0.9934 0.0376 -13.500 -1.1555 0.01851 0.01272 -0.0667 0.9913 0.0384 -13.250 -1.1330 0.01799 0.01216 -0.0664 0.9874 0.0392 -13.000 -1.1100 0.01742 0.01158 -0.0663 0.9837 0.0402 -12.750 -1.0850 0.01689 0.01104 -0.0664 0.9807 0.0415 -12.500 -1.0637 0.01646 0.01059 -0.0657 0.9756 0.0428 -12.250 -1.0401 0.01605 0.01016 -0.0653 0.9708 0.0439 -12.000 -1.0157 0.01559 0.00968 -0.0651 0.9669 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0.00212 -0.0500 0.5648 0.2574 -2.000 0.0207 0.00858 0.00209 -0.0499 0.5544 0.2663 -1.500 0.0763 0.00853 0.00204 -0.0497 0.5358 0.2857 -1.250 0.1040 0.00851 0.00202 -0.0496 0.5268 0.2952 -1.000 0.1318 0.00849 0.00201 -0.0495 0.5183 0.3071 -0.750 0.1592 0.00847 0.00201 -0.0493 0.5078 0.3201 -0.500 0.1867 0.00846 0.00200 -0.0492 0.4973 0.3338 -0.250 0.2135 0.00842 0.00200 -0.0489 0.4856 0.3579 0.000 0.2407 0.00835 0.00201 -0.0487 0.4767 0.3864 0.250 0.2679 0.00831 0.00202 -0.0485 0.4677 0.4101 0.500 0.2952 0.00828 0.00204 -0.0484 0.4602 0.4329 0.750 0.3228 0.00823 0.00206 -0.0483 0.4530 0.4572 1.000 0.3499 0.00823 0.00209 -0.0480 0.4449 0.4799 1.250 0.3776 0.00821 0.00213 -0.0479 0.4374 0.5020 1.500 0.4047 0.00823 0.00217 -0.0477 0.4280 0.5242 1.750 0.4322 0.00824 0.00222 -0.0476 0.4205 0.5435 2.000 0.4597 0.00826 0.00228 -0.0474 0.4124 0.5619 2.250 0.4867 0.00831 0.00234 -0.0472 0.4043 0.5813 2.500 0.5142 0.00834 0.00241 -0.0471 0.3954 0.5988 2.750 0.5409 0.00842 0.00249 -0.0468 0.3857 0.6153 3.000 0.5682 0.00846 0.00257 -0.0466 0.3772 0.6329 3.250 0.5945 0.00854 0.00266 -0.0463 0.3670 0.6529 3.500 0.6204 0.00865 0.00277 -0.0459 0.3527 0.6731 3.750 0.6462 0.00877 0.00289 -0.0454 0.3377 0.6921 4.000 0.6719 0.00888 0.00301 -0.0450 0.3254 0.7131 4.250 0.6972 0.00899 0.00315 -0.0445 0.3142 0.7378 4.500 0.7232 0.00907 0.00328 -0.0440 0.3048 0.7621 4.750 0.7481 0.00920 0.00343 -0.0435 0.2941 0.7872 5.000 0.7723 0.00929 0.00360 -0.0427 0.2829 0.8226 5.250 0.7959 0.00940 0.00379 -0.0417 0.2729 0.8590 5.500 0.8189 0.00958 0.00399 -0.0407 0.2610 0.8868 5.750 0.8426 0.00976 0.00418 -0.0398 0.2499 0.9058 6.000 0.8658 0.00998 0.00438 -0.0388 0.2393 0.9225 6.250 0.8885 0.01024 0.00461 -0.0378 0.2277 0.9379 6.500 0.9125 0.01048 0.00482 -0.0370 0.2175 0.9517 6.750 0.9374 0.01074 0.00506 -0.0365 0.2085 0.9640 7.000 0.9651 0.01104 0.00531 -0.0366 0.1989 0.9730 7.250 0.9925 0.01134 0.00556 -0.0368 0.1884 0.9810 7.500 1.0213 0.01170 0.00585 -0.0373 0.1763 0.9875 7.750 1.0487 0.01208 0.00616 -0.0376 0.1650 0.9932 8.000 1.0779 0.01248 0.00649 -0.0383 0.1533 0.9972 8.250 1.0979 0.01284 0.00679 -0.0371 0.1428 1.0000 8.500 1.1098 0.01313 0.00704 -0.0341 0.1355 1.0000 8.750 1.1243 0.01349 0.00736 -0.0318 0.1281 1.0000 9.000 1.1411 0.01385 0.00769 -0.0299 0.1214 1.0000 9.250 1.1582 0.01425 0.00806 -0.0283 0.1156 1.0000 9.500 1.1756 0.01467 0.00845 -0.0267 0.1099 1.0000 9.750 1.1932 0.01510 0.00887 -0.0252 0.1048 1.0000 10.000 1.2104 0.01558 0.00932 -0.0237 0.0996 1.0000 10.250 1.2279 0.01605 0.00979 -0.0223 0.0953 1.0000 10.500 1.2452 0.01656 0.01028 -0.0210 0.0909 1.0000 10.750 1.2619 0.01711 0.01082 -0.0196 0.0870 1.0000 11.000 1.2787 0.01767 0.01138 -0.0183 0.0829 1.0000 11.250 1.2942 0.01832 0.01201 -0.0170 0.0791 1.0000 11.500 1.3104 0.01895 0.01264 -0.0157 0.0753 1.0000 11.750 1.3249 0.01969 0.01338 -0.0143 0.0718 1.0000 12.000 1.3398 0.02043 0.01412 -0.0131 0.0682 1.0000 12.250 1.3532 0.02129 0.01497 -0.0118 0.0649 1.0000 12.500 1.3670 0.02214 0.01584 -0.0106 0.0619 1.0000 12.750 1.3793 0.02313 0.01682 -0.0093 0.0590 1.0000 13.000 1.3926 0.02407 0.01778 -0.0082 0.0569 1.0000 13.250 1.4043 0.02515 0.01888 -0.0071 0.0546 1.0000 13.500 1.4158 0.02628 0.02003 -0.0060 0.0528 1.0000 13.750 1.4274 0.02744 0.02121 -0.0051 0.0511 1.0000 14.000 1.4374 0.02874 0.02255 -0.0041 0.0494 1.0000 14.250 1.4462 0.03018 0.02401 -0.0032 0.0479 1.0000 14.500 1.4565 0.03154 0.02541 -0.0024 0.0467 1.0000 14.750 1.4654 0.03306 0.02697 -0.0017 0.0455 1.0000 15.000 1.4726 0.03476 0.02870 -0.0010 0.0442 1.0000 15.250 1.4783 0.03665 0.03063 -0.0004 0.0430 1.0000 15.500 1.4860 0.03841 0.03244 0.0001 0.0422 1.0000 15.750 1.4925 0.04033 0.03441 0.0005 0.0412 1.0000 16.000 1.4974 0.04244 0.03657 0.0009 0.0404 1.0000 16.250 1.5009 0.04473 0.03891 0.0011 0.0396 1.0000 16.500 1.5032 0.04721 0.04144 0.0013 0.0389 1.0000 16.750 1.5053 0.04977 0.04406 0.0014 0.0383 1.0000 17.000 1.5084 0.05227 0.04662 0.0013 0.0378 1.0000 17.250 1.5101 0.05493 0.04935 0.0012 0.0373 1.0000 17.500 1.5104 0.05782 0.05231 0.0010 0.0368 1.0000 17.750 1.5096 0.06087 0.05543 0.0007 0.0363 1.0000 18.000 1.5077 0.06410 0.05873 0.0003 0.0358 1.0000 18.250 1.5045 0.06749 0.06219 -0.0001 0.0353 1.0000 18.500 1.5003 0.07105 0.06581 -0.0007 0.0349 1.0000 18.750 1.4944 0.07489 0.06972 -0.0014 0.0344 1.0000 19.000 1.4884 0.07880 0.07371 -0.0023 0.0341 1.0000 19.250 1.4838 0.08253 0.07753 -0.0031 0.0338 1.0000