NACA 0018 (naca0018-il) Xfoil prediction polar at RE=200,000 Ncrit=9
| Details | Polar file |
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Airfoil: NACA 0018 (naca0018-il) Reynolds number: 200,000 Max Cl/Cd: 50.05 at α=7° Description: Mach=0 Ncrit=9 Source: Xfoil prediction Download polar: xf-naca0018-il-200000.txt Download as CSV file: xf-naca0018-il-200000.csv |
XFOIL Version 6.96
Calculated polar for: NACA 0018
1 1 Reynolds number fixed Mach number fixed
xtrf = 1.000 (top) 1.000 (bottom)
Mach = 0.000 Re = 0.200 e 6 Ncrit = 9.000
alpha CL CD CDp CM Top_Xtr Bot_Xtr
------ -------- --------- --------- -------- -------- --------
-18.750 -1.1121 0.09926 0.09376 -0.0363 1.0000 0.0684
-18.500 -1.1463 0.09060 0.08484 -0.0410 1.0000 0.0687
-18.250 -1.1706 0.08389 0.07788 -0.0442 1.0000 0.0692
-18.000 -1.1908 0.07804 0.07180 -0.0468 1.0000 0.0698
-17.750 -1.2090 0.07277 0.06629 -0.0488 1.0000 0.0704
-17.500 -1.2255 0.06800 0.06126 -0.0504 1.0000 0.0710
-17.250 -1.2271 0.06487 0.05801 -0.0508 1.0000 0.0718
-17.000 -1.2116 0.06364 0.05686 -0.0504 1.0000 0.0730
-16.750 -1.2055 0.06154 0.05473 -0.0505 1.0000 0.0740
-16.500 -1.2036 0.05902 0.05212 -0.0507 1.0000 0.0752
-16.250 -1.2041 0.05630 0.04927 -0.0509 1.0000 0.0763
-16.000 -1.2068 0.05348 0.04627 -0.0510 1.0000 0.0775
-15.750 -1.2110 0.05068 0.04324 -0.0510 1.0000 0.0787
-15.500 -1.1967 0.04925 0.04188 -0.0504 1.0000 0.0804
-15.250 -1.1863 0.04774 0.04040 -0.0501 1.0000 0.0820
-15.000 -1.1804 0.04590 0.03849 -0.0497 1.0000 0.0838
-14.750 -1.1767 0.04390 0.03636 -0.0492 1.0000 0.0856
-14.500 -1.1754 0.04182 0.03407 -0.0485 1.0000 0.0873
-14.250 -1.1587 0.04065 0.03304 -0.0478 1.0000 0.0896
-14.000 -1.1497 0.03920 0.03159 -0.0471 1.0000 0.0919
-13.750 -1.1432 0.03762 0.02989 -0.0462 1.0000 0.0945
-13.500 -1.1351 0.03609 0.02828 -0.0452 1.0000 0.0972
-13.250 -1.1244 0.03482 0.02708 -0.0442 1.0000 0.1001
-13.000 -1.1158 0.03354 0.02575 -0.0431 1.0000 0.1033
-12.750 -1.1083 0.03224 0.02430 -0.0417 1.0000 0.1066
-12.500 -1.0966 0.03106 0.02323 -0.0405 1.0000 0.1100
-12.250 -1.0870 0.02999 0.02212 -0.0391 1.0000 0.1138
-12.000 -1.0774 0.02893 0.02097 -0.0374 1.0000 0.1179
-11.750 -1.0674 0.02790 0.02002 -0.0358 1.0000 0.1219
-11.500 -1.0578 0.02705 0.01911 -0.0338 1.0000 0.1266
-11.250 -1.0479 0.02612 0.01820 -0.0318 1.0000 0.1312
-11.000 -1.0392 0.02535 0.01745 -0.0294 1.0000 0.1359
-10.750 -1.0307 0.02474 0.01673 -0.0268 1.0000 0.1411
-10.500 -1.0240 0.02395 0.01606 -0.0238 1.0000 0.1460
-10.250 -1.0194 0.02345 0.01553 -0.0201 1.0000 0.1513
-10.000 -1.0163 0.02292 0.01500 -0.0161 1.0000 0.1565
-9.750 -1.0147 0.02244 0.01458 -0.0117 1.0000 0.1616
-9.500 -1.0085 0.02207 0.01413 -0.0081 1.0000 0.1680
-9.250 -1.0038 0.02150 0.01368 -0.0042 1.0000 0.1740
-9.000 -0.9968 0.02115 0.01329 -0.0007 1.0000 0.1812
-8.750 -0.9903 0.02066 0.01287 0.0028 1.0000 0.1882
-8.500 -0.9818 0.02033 0.01252 0.0061 1.0000 0.1964
-8.250 -0.9735 0.01989 0.01215 0.0093 1.0000 0.2044
-8.000 -0.9628 0.01961 0.01183 0.0122 1.0000 0.2137
-7.750 -0.9529 0.01919 0.01152 0.0151 1.0000 0.2227
-7.500 -0.9405 0.01892 0.01122 0.0175 1.0000 0.2330
-7.250 -0.9285 0.01858 0.01097 0.0200 1.0000 0.2432
-7.000 -0.9152 0.01829 0.01072 0.0223 1.0000 0.2539
-6.750 -0.8833 0.01800 0.01045 0.0209 0.9967 0.2687
-6.500 -0.8419 0.01772 0.01022 0.0177 0.9922 0.2857
-6.250 -0.8043 0.01741 0.00995 0.0153 0.9859 0.3025
-6.000 -0.7628 0.01712 0.00972 0.0122 0.9809 0.3201
-5.750 -0.7264 0.01679 0.00949 0.0102 0.9740 0.3369
-5.500 -0.6860 0.01649 0.00927 0.0074 0.9683 0.3546
-5.250 -0.6474 0.01620 0.00906 0.0051 0.9623 0.3720
-5.000 -0.6102 0.01591 0.00884 0.0031 0.9550 0.3894
-4.750 -0.5660 0.01560 0.00860 -0.0003 0.9510 0.4083
-4.500 -0.5334 0.01533 0.00840 -0.0012 0.9419 0.4250
-4.250 -0.4908 0.01501 0.00815 -0.0041 0.9368 0.4437
-4.000 -0.4473 0.01468 0.00789 -0.0071 0.9331 0.4625
-3.750 -0.4199 0.01443 0.00769 -0.0068 0.9214 0.4788
-3.500 -0.3809 0.01410 0.00741 -0.0087 0.9161 0.4970
-3.250 -0.3544 0.01388 0.00722 -0.0081 0.9039 0.5133
-3.000 -0.3191 0.01354 0.00696 -0.0090 0.8971 0.5301
-2.750 -0.2940 0.01331 0.00682 -0.0080 0.8836 0.5454
-2.500 -0.2650 0.01307 0.00661 -0.0078 0.8729 0.5617
-2.250 -0.2373 0.01285 0.00641 -0.0072 0.8606 0.5782
-2.000 -0.2116 0.01269 0.00627 -0.0063 0.8466 0.5951
-1.750 -0.1839 0.01250 0.00613 -0.0057 0.8340 0.6111
-1.500 -0.1571 0.01234 0.00600 -0.0049 0.8199 0.6271
-1.250 -0.1314 0.01222 0.00593 -0.0040 0.8042 0.6432
-1.000 -0.1052 0.01213 0.00584 -0.0032 0.7892 0.6599
-0.750 -0.0787 0.01206 0.00574 -0.0025 0.7744 0.6770
-0.500 -0.0522 0.01200 0.00569 -0.0017 0.7586 0.6934
-0.250 -0.0262 0.01197 0.00570 -0.0008 0.7418 0.7092
0.000 0.0000 0.01195 0.00570 0.0000 0.7254 0.7254
0.250 0.0262 0.01197 0.00570 0.0008 0.7092 0.7418
0.500 0.0522 0.01200 0.00569 0.0017 0.6934 0.7587
0.750 0.0787 0.01206 0.00574 0.0025 0.6770 0.7744
1.000 0.1052 0.01213 0.00584 0.0032 0.6599 0.7892
1.250 0.1315 0.01222 0.00593 0.0040 0.6432 0.8042
1.500 0.1571 0.01234 0.00601 0.0049 0.6271 0.8199
1.750 0.1839 0.01250 0.00613 0.0057 0.6111 0.8340
2.000 0.2116 0.01269 0.00627 0.0063 0.5951 0.8466
2.250 0.2373 0.01285 0.00641 0.0072 0.5782 0.8606
2.500 0.2650 0.01307 0.00661 0.0078 0.5617 0.8729
2.750 0.2940 0.01331 0.00682 0.0080 0.5454 0.8836
3.000 0.3191 0.01354 0.00696 0.0090 0.5301 0.8971
3.250 0.3543 0.01388 0.00722 0.0081 0.5133 0.9039
3.500 0.3809 0.01410 0.00740 0.0087 0.4970 0.9161
3.750 0.4199 0.01443 0.00769 0.0068 0.4788 0.9215
4.000 0.4473 0.01468 0.00789 0.0071 0.4625 0.9331
4.250 0.4908 0.01501 0.00815 0.0041 0.4437 0.9368
4.500 0.5334 0.01533 0.00840 0.0012 0.4250 0.9419
4.750 0.5661 0.01560 0.00860 0.0003 0.4083 0.9510
5.000 0.6102 0.01590 0.00883 -0.0031 0.3894 0.9550
5.250 0.6473 0.01620 0.00905 -0.0050 0.3721 0.9624
5.500 0.6861 0.01649 0.00926 -0.0074 0.3546 0.9683
5.750 0.7264 0.01679 0.00949 -0.0102 0.3369 0.9741
6.000 0.7629 0.01711 0.00972 -0.0122 0.3201 0.9809
6.250 0.8044 0.01740 0.00994 -0.0154 0.3025 0.9860
6.500 0.8421 0.01771 0.01021 -0.0177 0.2857 0.9923
6.750 0.8834 0.01799 0.01044 -0.0209 0.2687 0.9968
7.000 0.9150 0.01828 0.01071 -0.0222 0.2539 1.0000
7.250 0.9283 0.01858 0.01096 -0.0200 0.2432 1.0000
7.500 0.9403 0.01891 0.01121 -0.0175 0.2330 1.0000
7.750 0.9527 0.01918 0.01151 -0.0150 0.2227 1.0000
8.000 0.9627 0.01960 0.01182 -0.0122 0.2138 1.0000
8.250 0.9733 0.01988 0.01214 -0.0093 0.2044 1.0000
8.500 0.9817 0.02032 0.01252 -0.0061 0.1964 1.0000
8.750 0.9902 0.02066 0.01287 -0.0028 0.1882 1.0000
9.000 0.9968 0.02114 0.01328 0.0007 0.1812 1.0000
9.250 1.0038 0.02150 0.01367 0.0043 0.1740 1.0000
9.500 1.0085 0.02207 0.01412 0.0081 0.1680 1.0000
9.750 1.0148 0.02243 0.01457 0.0117 0.1616 1.0000
10.000 1.0166 0.02292 0.01499 0.0160 0.1564 1.0000
10.250 1.0197 0.02344 0.01552 0.0201 0.1513 1.0000
10.500 1.0244 0.02394 0.01605 0.0237 0.1460 1.0000
10.750 1.0311 0.02474 0.01672 0.0267 0.1411 1.0000
11.000 1.0397 0.02535 0.01745 0.0293 0.1359 1.0000
11.250 1.0485 0.02611 0.01819 0.0317 0.1312 1.0000
11.500 1.0585 0.02704 0.01910 0.0337 0.1265 1.0000
11.750 1.0681 0.02789 0.02001 0.0356 0.1218 1.0000
12.000 1.0782 0.02892 0.02096 0.0373 0.1178 1.0000
12.250 1.0880 0.02998 0.02211 0.0389 0.1137 1.0000
12.500 1.0976 0.03105 0.02322 0.0404 0.1100 1.0000
12.750 1.1096 0.03224 0.02429 0.0416 0.1065 1.0000
13.000 1.1170 0.03353 0.02574 0.0429 0.1032 1.0000
13.250 1.1257 0.03480 0.02706 0.0440 0.1000 1.0000
13.500 1.1366 0.03607 0.02825 0.0450 0.0972 1.0000
13.750 1.1444 0.03761 0.02988 0.0460 0.0944 1.0000
14.000 1.1511 0.03918 0.03156 0.0469 0.0919 1.0000
14.250 1.1603 0.04063 0.03301 0.0476 0.0896 1.0000
14.500 1.1775 0.04179 0.03403 0.0482 0.0872 1.0000
14.750 1.1782 0.04389 0.03635 0.0489 0.0856 1.0000
15.000 1.1821 0.04588 0.03847 0.0494 0.0837 1.0000
15.250 1.1883 0.04770 0.04036 0.0498 0.0820 1.0000
15.500 1.1990 0.04919 0.04181 0.0502 0.0803 1.0000
15.750 1.2126 0.05068 0.04325 0.0507 0.0786 1.0000
16.000 1.2087 0.05347 0.04626 0.0508 0.0775 1.0000
16.250 1.2061 0.05629 0.04926 0.0506 0.0762 1.0000
16.500 1.2058 0.05898 0.05208 0.0504 0.0751 1.0000
16.750 1.2080 0.06147 0.05466 0.0502 0.0740 1.0000
17.000 1.2147 0.06353 0.05673 0.0501 0.0729 1.0000
17.250 1.2311 0.06470 0.05782 0.0506 0.0717 1.0000
17.500 1.2272 0.06805 0.06131 0.0501 0.0709 1.0000
17.750 1.2108 0.07283 0.06634 0.0485 0.0704 1.0000
18.000 1.1929 0.07807 0.07183 0.0464 0.0698 1.0000
18.250 1.1728 0.08392 0.07791 0.0438 0.0692 1.0000
18.500 1.1488 0.09060 0.08484 0.0406 0.0687 1.0000
18.750 1.1147 0.09924 0.09375 0.0359 0.0683 1.0000
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