NACA 4418 (naca4418-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5
| Details | Polar file |
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Airfoil: NACA 4418 (naca4418-il) Reynolds number: 1,000,000 Max Cl/Cd: 107.46 at α=5.75° Description: Mach=0 Ncrit=5 Source: Xfoil prediction Download polar: xf-naca4418-il-1000000-n5.txt Download as CSV file: xf-naca4418-il-1000000-n5.csv |
XFOIL Version 6.96
Calculated polar for: NACA 4418
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
------ -------- --------- --------- -------- -------- --------
-19.000 -0.9676 0.08506 0.08148 -0.0813 1.0000 0.0280
-18.750 -1.0014 0.07702 0.07333 -0.0857 1.0000 0.0281
-18.500 -1.0426 0.06836 0.06451 -0.0905 1.0000 0.0281
-18.250 -1.0844 0.05978 0.05577 -0.0951 1.0000 0.0281
-18.000 -1.1206 0.05186 0.04769 -0.0995 1.0000 0.0282
-17.750 -1.1470 0.04529 0.04097 -0.1031 1.0000 0.0282
-17.500 -1.1665 0.04007 0.03563 -0.1056 1.0000 0.0283
-17.250 -1.1824 0.03602 0.03146 -0.1067 1.0000 0.0284
-17.000 -1.1932 0.03282 0.02817 -0.1072 0.9996 0.0286
-16.750 -1.1827 0.03012 0.02536 -0.1101 0.9975 0.0288
-16.500 -1.1688 0.02798 0.02314 -0.1124 0.9953 0.0290
-16.250 -1.1519 0.02626 0.02134 -0.1144 0.9935 0.0293
-16.000 -1.1340 0.02484 0.01984 -0.1158 0.9914 0.0296
-15.750 -1.1173 0.02367 0.01860 -0.1164 0.9878 0.0298
-15.500 -1.1012 0.02242 0.01730 -0.1169 0.9839 0.0302
-15.250 -1.0820 0.02138 0.01620 -0.1173 0.9809 0.0306
-15.000 -1.0682 0.02057 0.01534 -0.1162 0.9748 0.0310
-14.750 -1.0511 0.01984 0.01457 -0.1154 0.9697 0.0313
-14.500 -1.0347 0.01923 0.01391 -0.1142 0.9646 0.0317
-14.250 -1.0171 0.01867 0.01330 -0.1130 0.9587 0.0321
-14.000 -0.9966 0.01813 0.01271 -0.1122 0.9539 0.0326
-13.750 -0.9766 0.01765 0.01219 -0.1113 0.9485 0.0330
-13.500 -0.9556 0.01721 0.01169 -0.1104 0.9427 0.0334
-13.250 -0.9343 0.01671 0.01114 -0.1096 0.9375 0.0340
-13.000 -0.9130 0.01624 0.01065 -0.1088 0.9316 0.0348
-12.750 -0.8908 0.01581 0.01018 -0.1081 0.9251 0.0356
-12.500 -0.8676 0.01541 0.00973 -0.1075 0.9194 0.0364
-12.250 -0.8440 0.01505 0.00934 -0.1069 0.9128 0.0372
-12.000 -0.8203 0.01467 0.00892 -0.1063 0.9057 0.0382
-11.750 -0.7964 0.01430 0.00851 -0.1057 0.8988 0.0394
-11.500 -0.7719 0.01396 0.00814 -0.1052 0.8906 0.0407
-11.250 -0.7470 0.01366 0.00779 -0.1048 0.8828 0.0420
-11.000 -0.7222 0.01333 0.00743 -0.1043 0.8746 0.0438
-10.750 -0.6969 0.01305 0.00711 -0.1039 0.8664 0.0457
-10.500 -0.6713 0.01276 0.00680 -0.1035 0.8587 0.0477
-10.250 -0.6456 0.01250 0.00650 -0.1031 0.8502 0.0501
-10.000 -0.6196 0.01225 0.00623 -0.1028 0.8425 0.0525
-9.750 -0.5934 0.01201 0.00598 -0.1025 0.8340 0.0554
-9.500 -0.5671 0.01180 0.00573 -0.1022 0.8259 0.0579
-9.250 -0.5404 0.01159 0.00551 -0.1020 0.8174 0.0605
-9.000 -0.5137 0.01144 0.00529 -0.1017 0.8088 0.0626
-8.750 -0.4867 0.01123 0.00508 -0.1015 0.8006 0.0650
-8.500 -0.4598 0.01108 0.00489 -0.1012 0.7915 0.0672
-8.250 -0.4325 0.01093 0.00470 -0.1011 0.7835 0.0691
-8.000 -0.4056 0.01077 0.00451 -0.1008 0.7741 0.0714
-7.750 -0.3783 0.01064 0.00435 -0.1006 0.7655 0.0736
-7.500 -0.3508 0.01052 0.00419 -0.1005 0.7563 0.0755
-7.250 -0.3239 0.01038 0.00402 -0.1002 0.7470 0.0779
-7.000 -0.2963 0.01025 0.00387 -0.1001 0.7375 0.0801
-6.750 -0.2691 0.01016 0.00373 -0.0998 0.7281 0.0820
-6.500 -0.2414 0.01004 0.00359 -0.0997 0.7187 0.0841
-6.250 -0.2144 0.00994 0.00345 -0.0994 0.7084 0.0866
-6.000 -0.1866 0.00984 0.00333 -0.0993 0.6987 0.0893
-5.750 -0.1594 0.00977 0.00321 -0.0991 0.6889 0.0923
-5.500 -0.1319 0.00965 0.00309 -0.0989 0.6788 0.0966
-5.250 -0.1047 0.00959 0.00298 -0.0987 0.6684 0.1002
-5.000 -0.0771 0.00947 0.00287 -0.0986 0.6586 0.1049
-4.750 -0.0498 0.00942 0.00278 -0.0983 0.6486 0.1090
-4.500 -0.0223 0.00933 0.00268 -0.0982 0.6383 0.1142
-4.250 0.0049 0.00928 0.00260 -0.0980 0.6281 0.1198
-4.000 0.0325 0.00918 0.00252 -0.0978 0.6186 0.1282
-3.750 0.0595 0.00911 0.00245 -0.0976 0.6088 0.1379
-3.500 0.0871 0.00904 0.00239 -0.0974 0.5990 0.1485
-3.250 0.1142 0.00901 0.00235 -0.0972 0.5895 0.1589
-3.000 0.1421 0.00895 0.00230 -0.0971 0.5810 0.1697
-2.500 0.1973 0.00891 0.00225 -0.0968 0.5632 0.1854
-2.250 0.2248 0.00891 0.00223 -0.0967 0.5545 0.1917
-2.000 0.2526 0.00889 0.00221 -0.0965 0.5472 0.1989
-1.750 0.2804 0.00889 0.00219 -0.0964 0.5389 0.2048
-1.500 0.3076 0.00890 0.00219 -0.0962 0.5309 0.2128
-1.250 0.3357 0.00888 0.00218 -0.0962 0.5244 0.2199
-1.000 0.3631 0.00887 0.00218 -0.0960 0.5169 0.2300
-0.750 0.3904 0.00887 0.00220 -0.0958 0.5098 0.2432
-0.500 0.4182 0.00884 0.00221 -0.0958 0.5033 0.2598
-0.250 0.4454 0.00885 0.00224 -0.0956 0.4963 0.2764
0.000 0.4727 0.00886 0.00227 -0.0954 0.4899 0.2925
0.250 0.5003 0.00884 0.00230 -0.0953 0.4836 0.3107
0.500 0.5274 0.00885 0.00234 -0.0951 0.4769 0.3281
1.000 0.5821 0.00888 0.00243 -0.0948 0.4647 0.3578
1.250 0.6090 0.00891 0.00248 -0.0946 0.4582 0.3732
1.500 0.6358 0.00894 0.00254 -0.0944 0.4521 0.3929
1.750 0.6630 0.00892 0.00260 -0.0942 0.4462 0.4207
2.000 0.6894 0.00892 0.00267 -0.0939 0.4397 0.4575
2.250 0.7155 0.00892 0.00276 -0.0936 0.4335 0.4966
2.500 0.7424 0.00891 0.00285 -0.0934 0.4273 0.5320
2.750 0.7683 0.00896 0.00295 -0.0930 0.4198 0.5631
3.000 0.7941 0.00900 0.00305 -0.0927 0.4119 0.5966
3.250 0.8196 0.00907 0.00317 -0.0922 0.4025 0.6271
3.500 0.8449 0.00913 0.00329 -0.0917 0.3950 0.6592
3.750 0.8704 0.00912 0.00342 -0.0913 0.3884 0.7100
4.000 0.8946 0.00916 0.00357 -0.0905 0.3816 0.7616
4.250 0.9193 0.00920 0.00372 -0.0899 0.3756 0.8009
4.500 0.9432 0.00925 0.00387 -0.0890 0.3686 0.8395
4.750 0.9646 0.00934 0.00405 -0.0876 0.3619 0.8856
5.000 0.9853 0.00940 0.00422 -0.0859 0.3563 0.9380
5.250 1.0140 0.00958 0.00440 -0.0861 0.3481 0.9761
5.500 1.0489 0.00980 0.00459 -0.0878 0.3409 0.9974
5.750 1.0714 0.00997 0.00474 -0.0868 0.3339 1.0000
6.000 1.0909 0.01021 0.00493 -0.0853 0.3259 1.0000
6.250 1.1130 0.01040 0.00510 -0.0843 0.3190 1.0000
6.500 1.1330 0.01069 0.00533 -0.0829 0.3094 1.0000
6.750 1.1537 0.01096 0.00556 -0.0817 0.2982 1.0000
7.000 1.1736 0.01129 0.00583 -0.0803 0.2870 1.0000
7.250 1.1932 0.01164 0.00613 -0.0790 0.2761 1.0000
7.500 1.2131 0.01199 0.00643 -0.0778 0.2647 1.0000
7.750 1.2312 0.01243 0.00679 -0.0763 0.2506 1.0000
8.000 1.2476 0.01295 0.00722 -0.0745 0.2346 1.0000
8.250 1.2634 0.01352 0.00769 -0.0728 0.2181 1.0000
8.500 1.2796 0.01408 0.00818 -0.0711 0.2048 1.0000
8.750 1.2964 0.01462 0.00867 -0.0696 0.1948 1.0000
9.000 1.3138 0.01514 0.00915 -0.0682 0.1854 1.0000
9.250 1.3305 0.01570 0.00968 -0.0667 0.1770 1.0000
9.500 1.3458 0.01635 0.01027 -0.0652 0.1679 1.0000
9.750 1.3627 0.01692 0.01083 -0.0638 0.1608 1.0000
10.000 1.3781 0.01759 0.01147 -0.0624 0.1538 1.0000
10.250 1.3941 0.01824 0.01211 -0.0610 0.1474 1.0000
10.500 1.4086 0.01899 0.01283 -0.0596 0.1409 1.0000
10.750 1.4233 0.01974 0.01357 -0.0582 0.1343 1.0000
11.000 1.4369 0.02059 0.01440 -0.0568 0.1279 1.0000
11.250 1.4490 0.02153 0.01532 -0.0552 0.1207 1.0000
11.500 1.4610 0.02251 0.01628 -0.0537 0.1136 1.0000
11.750 1.4712 0.02364 0.01738 -0.0522 0.1065 1.0000
12.000 1.4800 0.02489 0.01861 -0.0506 0.0992 1.0000
12.250 1.4900 0.02609 0.01980 -0.0492 0.0930 1.0000
12.500 1.4987 0.02742 0.02112 -0.0477 0.0877 1.0000
12.750 1.5066 0.02886 0.02256 -0.0464 0.0827 1.0000
13.000 1.5158 0.03026 0.02397 -0.0452 0.0785 1.0000
13.250 1.5224 0.03188 0.02559 -0.0439 0.0743 1.0000
13.500 1.5305 0.03343 0.02717 -0.0428 0.0708 1.0000
13.750 1.5363 0.03523 0.02898 -0.0417 0.0672 1.0000
14.000 1.5438 0.03693 0.03070 -0.0408 0.0641 1.0000
14.250 1.5483 0.03894 0.03273 -0.0399 0.0610 1.0000
14.500 1.5540 0.04087 0.03469 -0.0391 0.0584 1.0000
14.750 1.5580 0.04301 0.03685 -0.0383 0.0556 1.0000
15.000 1.5620 0.04520 0.03908 -0.0376 0.0534 1.0000
15.250 1.5652 0.04752 0.04144 -0.0370 0.0512 1.0000
15.500 1.5669 0.05003 0.04398 -0.0364 0.0493 1.0000
15.750 1.5707 0.05234 0.04634 -0.0360 0.0478 1.0000
16.000 1.5724 0.05493 0.04898 -0.0356 0.0463 1.0000
16.250 1.5727 0.05772 0.05181 -0.0353 0.0449 1.0000
16.500 1.5739 0.06043 0.05457 -0.0350 0.0438 1.0000
16.750 1.5748 0.06320 0.05740 -0.0349 0.0428 1.0000
17.000 1.5744 0.06616 0.06042 -0.0348 0.0419 1.0000
17.250 1.5736 0.06918 0.06349 -0.0347 0.0409 1.0000
17.500 1.5711 0.07245 0.06682 -0.0348 0.0401 1.0000
17.750 1.5689 0.07574 0.07018 -0.0349 0.0394 1.0000
18.000 1.5683 0.07880 0.07330 -0.0351 0.0388 1.0000
18.250 1.5657 0.08215 0.07673 -0.0353 0.0381 1.0000
18.500 1.5625 0.08563 0.08027 -0.0357 0.0375 1.0000
18.750 1.5596 0.08907 0.08377 -0.0361 0.0368 1.0000
19.000 1.5542 0.09289 0.08766 -0.0367 0.0363 1.0000
19.250 1.5492 0.09666 0.09148 -0.0373 0.0357 1.0000
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