NACA 64(4)-421 (naca644421-il) Xfoil prediction polar at RE=1,000,000 Ncrit=9
| Details | Polar file |
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Airfoil: NACA 64(4)-421 (naca644421-il) Reynolds number: 1,000,000 Max Cl/Cd: 124.13 at α=7.5° Description: Mach=0 Ncrit=9 Source: Xfoil prediction Download polar: xf-naca644421-il-1000000.txt Download as CSV file: xf-naca644421-il-1000000.csv |
XFOIL Version 6.96
Calculated polar for: NACA 64(4)-421
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
------ -------- --------- --------- -------- -------- --------
-19.750 -1.0476 0.08168 0.07755 -0.0643 1.0000 0.0250
-19.500 -1.0468 0.07860 0.07440 -0.0655 1.0000 0.0252
-19.250 -1.0433 0.07591 0.07164 -0.0666 1.0000 0.0253
-19.000 -1.0404 0.07318 0.06884 -0.0675 1.0000 0.0255
-18.750 -1.0417 0.07023 0.06585 -0.0683 1.0000 0.0258
-18.500 -1.0420 0.06731 0.06289 -0.0691 1.0000 0.0261
-18.250 -1.0387 0.06481 0.06036 -0.0698 1.0000 0.0264
-18.000 -1.0352 0.06232 0.05784 -0.0705 1.0000 0.0266
-17.750 -1.0299 0.06009 0.05557 -0.0711 1.0000 0.0269
-17.500 -1.0239 0.05792 0.05336 -0.0716 1.0000 0.0273
-17.250 -1.0180 0.05580 0.05120 -0.0721 1.0000 0.0276
-17.000 -1.0107 0.05384 0.04921 -0.0725 1.0000 0.0278
-16.750 -1.0043 0.05182 0.04714 -0.0729 1.0000 0.0282
-16.500 -0.9956 0.05006 0.04533 -0.0732 1.0000 0.0285
-16.250 -0.9877 0.04824 0.04346 -0.0734 1.0000 0.0288
-16.000 -0.9781 0.04661 0.04178 -0.0736 1.0000 0.0290
-15.750 -0.9709 0.04482 0.03995 -0.0737 1.0000 0.0294
-15.500 -0.9687 0.04261 0.03772 -0.0737 1.0000 0.0298
-15.250 -0.9631 0.04075 0.03584 -0.0737 1.0000 0.0302
-15.000 -0.9561 0.03903 0.03411 -0.0737 1.0000 0.0306
-14.750 -0.9299 0.03718 0.03223 -0.0770 0.9650 0.0311
-14.500 -0.8817 0.03527 0.03025 -0.0849 0.9530 0.0320
-14.250 -0.8270 0.03352 0.02840 -0.0938 0.9350 0.0330
-14.000 -0.7969 0.03203 0.02673 -0.0977 0.9030 0.0336
-13.750 -0.7924 0.03047 0.02504 -0.0971 0.8764 0.0344
-13.500 -0.7841 0.02933 0.02380 -0.0962 0.8591 0.0349
-13.000 -0.7661 0.02719 0.02150 -0.0945 0.8325 0.0361
-12.750 -0.7553 0.02626 0.02049 -0.0936 0.8212 0.0368
-12.500 -0.7437 0.02535 0.01952 -0.0929 0.8115 0.0374
-12.250 -0.7341 0.02437 0.01845 -0.0919 0.8015 0.0381
-12.000 -0.7273 0.02318 0.01724 -0.0907 0.7931 0.0392
-11.750 -0.7176 0.02224 0.01624 -0.0896 0.7841 0.0401
-11.500 -0.7057 0.02138 0.01535 -0.0887 0.7768 0.0411
-11.250 -0.6931 0.02060 0.01450 -0.0878 0.7688 0.0422
-11.000 -0.6825 0.01976 0.01360 -0.0866 0.7610 0.0433
-10.750 -0.6726 0.01884 0.01267 -0.0853 0.7542 0.0448
-10.500 -0.6613 0.01806 0.01185 -0.0841 0.7467 0.0463
-10.250 -0.6479 0.01741 0.01114 -0.0829 0.7399 0.0478
-10.000 -0.6375 0.01659 0.01032 -0.0815 0.7333 0.0499
-9.750 -0.6263 0.01590 0.00959 -0.0800 0.7263 0.0524
-9.500 -0.6144 0.01526 0.00891 -0.0785 0.7198 0.0551
-9.250 -0.6043 0.01456 0.00822 -0.0768 0.7137 0.0588
-9.000 -0.5957 0.01394 0.00758 -0.0746 0.7070 0.0632
-8.750 -0.5903 0.01348 0.00708 -0.0717 0.7006 0.0675
-8.500 -0.5777 0.01300 0.00663 -0.0699 0.6950 0.0740
-8.250 -0.5609 0.01259 0.00623 -0.0686 0.6888 0.0821
-8.000 -0.5425 0.01223 0.00586 -0.0675 0.6822 0.0915
-7.750 -0.5220 0.01183 0.00551 -0.0668 0.6771 0.1034
-7.250 -0.4804 0.01100 0.00481 -0.0655 0.6652 0.1397
-7.000 -0.4583 0.01055 0.00447 -0.0651 0.6600 0.1648
-6.750 -0.4360 0.01004 0.00410 -0.0647 0.6548 0.1979
-6.500 -0.4139 0.00947 0.00370 -0.0644 0.6493 0.2441
-6.250 -0.3923 0.00878 0.00325 -0.0641 0.6434 0.3057
-6.000 -0.3685 0.00808 0.00285 -0.0641 0.6392 0.3732
-5.750 -0.3416 0.00775 0.00271 -0.0644 0.6342 0.4259
-5.500 -0.3127 0.00769 0.00264 -0.0647 0.6289 0.4445
-5.250 -0.2834 0.00770 0.00259 -0.0651 0.6235 0.4550
-5.000 -0.2538 0.00763 0.00255 -0.0655 0.6195 0.4641
-4.750 -0.2240 0.00764 0.00250 -0.0659 0.6148 0.4709
-4.500 -0.1948 0.00761 0.00246 -0.0663 0.6100 0.4780
-4.250 -0.1655 0.00765 0.00245 -0.0667 0.6048 0.4858
-4.000 -0.1353 0.00767 0.00243 -0.0672 0.6014 0.4903
-3.750 -0.1057 0.00762 0.00239 -0.0676 0.5972 0.4953
-3.500 -0.0762 0.00762 0.00237 -0.0680 0.5929 0.4998
-3.250 -0.0468 0.00769 0.00238 -0.0683 0.5884 0.5054
-3.000 -0.0170 0.00773 0.00239 -0.0688 0.5846 0.5117
-2.750 0.0128 0.00771 0.00241 -0.0692 0.5814 0.5183
-2.500 0.0426 0.00773 0.00241 -0.0697 0.5777 0.5218
-2.250 0.0722 0.00775 0.00239 -0.0701 0.5739 0.5238
-2.000 0.1015 0.00779 0.00237 -0.0704 0.5698 0.5257
-1.750 0.1312 0.00782 0.00237 -0.0709 0.5663 0.5271
-1.500 0.1613 0.00784 0.00236 -0.0714 0.5638 0.5285
-1.250 0.1909 0.00778 0.00233 -0.0718 0.5610 0.5319
-1.000 0.2204 0.00777 0.00232 -0.0723 0.5580 0.5348
-0.750 0.2499 0.00779 0.00233 -0.0727 0.5551 0.5371
-0.500 0.2791 0.00783 0.00234 -0.0730 0.5520 0.5390
-0.250 0.3084 0.00790 0.00238 -0.0734 0.5486 0.5409
0.000 0.3383 0.00790 0.00239 -0.0739 0.5470 0.5429
0.250 0.3681 0.00792 0.00241 -0.0744 0.5450 0.5447
0.500 0.3979 0.00794 0.00243 -0.0749 0.5430 0.5465
0.750 0.4276 0.00797 0.00246 -0.0753 0.5409 0.5483
1.000 0.4569 0.00797 0.00248 -0.0757 0.5387 0.5518
1.250 0.4862 0.00799 0.00252 -0.0761 0.5364 0.5546
1.500 0.5153 0.00805 0.00257 -0.0765 0.5339 0.5573
1.750 0.5444 0.00815 0.00265 -0.0769 0.5310 0.5600
2.000 0.5740 0.00819 0.00271 -0.0773 0.5294 0.5627
2.250 0.6035 0.00822 0.00276 -0.0778 0.5277 0.5653
2.500 0.6330 0.00825 0.00280 -0.0782 0.5255 0.5674
2.750 0.6622 0.00825 0.00285 -0.0786 0.5233 0.5716
3.000 0.6914 0.00828 0.00292 -0.0790 0.5213 0.5754
3.250 0.7205 0.00833 0.00299 -0.0794 0.5193 0.5790
3.500 0.7494 0.00841 0.00307 -0.0797 0.5172 0.5825
3.750 0.7782 0.00851 0.00317 -0.0800 0.5149 0.5858
4.000 0.8072 0.00864 0.00330 -0.0804 0.5121 0.5896
4.250 0.8359 0.00862 0.00336 -0.0807 0.5100 0.5943
4.500 0.8644 0.00862 0.00341 -0.0810 0.5064 0.5988
4.750 0.8927 0.00865 0.00347 -0.0812 0.5025 0.6031
5.000 0.9204 0.00875 0.00355 -0.0813 0.4981 0.6069
5.250 0.9478 0.00882 0.00365 -0.0814 0.4926 0.6124
5.500 0.9760 0.00882 0.00373 -0.0816 0.4883 0.6178
5.750 1.0039 0.00888 0.00382 -0.0818 0.4847 0.6230
6.000 1.0308 0.00899 0.00393 -0.0818 0.4803 0.6273
6.250 1.0574 0.00908 0.00406 -0.0817 0.4750 0.6331
6.500 1.0850 0.00910 0.00415 -0.0818 0.4690 0.6388
6.750 1.1102 0.00923 0.00427 -0.0815 0.4614 0.6443
7.000 1.1366 0.00933 0.00440 -0.0815 0.4550 0.6492
7.250 1.1624 0.00941 0.00454 -0.0813 0.4471 0.6555
7.500 1.1867 0.00956 0.00470 -0.0808 0.4386 0.6616
7.750 1.2095 0.00975 0.00487 -0.0802 0.4251 0.6672
8.000 1.2291 0.01001 0.00510 -0.0789 0.4021 0.6732
8.250 1.2349 0.01061 0.00554 -0.0753 0.3655 0.6796
8.500 1.2343 0.01131 0.00611 -0.0706 0.3361 0.6858
8.750 1.2324 0.01218 0.00684 -0.0660 0.3062 0.6917
9.000 1.2288 0.01319 0.00773 -0.0615 0.2759 0.6987
9.250 1.2237 0.01439 0.00880 -0.0571 0.2458 0.7055
9.500 1.2208 0.01564 0.00995 -0.0534 0.2215 0.7118
9.750 1.2165 0.01707 0.01129 -0.0499 0.1970 0.7193
10.000 1.2155 0.01849 0.01264 -0.0469 0.1785 0.7266
10.250 1.2143 0.02002 0.01411 -0.0443 0.1596 0.7335
10.500 1.2139 0.02159 0.01564 -0.0419 0.1431 0.7413
10.750 1.2137 0.02327 0.01726 -0.0397 0.1280 0.7490
11.000 1.2160 0.02484 0.01883 -0.0379 0.1170 0.7570
11.250 1.2175 0.02655 0.02052 -0.0361 0.1058 0.7655
11.500 1.2196 0.02827 0.02223 -0.0346 0.0960 0.7738
11.750 1.2229 0.02997 0.02393 -0.0332 0.0881 0.7831
12.000 1.2277 0.03165 0.02563 -0.0321 0.0812 0.7919
12.250 1.2325 0.03334 0.02736 -0.0310 0.0747 0.8019
12.500 1.2370 0.03513 0.02916 -0.0300 0.0686 0.8117
12.750 1.2407 0.03702 0.03108 -0.0291 0.0631 0.8229
13.000 1.2464 0.03878 0.03287 -0.0283 0.0575 0.8345
13.250 1.2513 0.04066 0.03478 -0.0275 0.0530 0.8478
13.500 1.2559 0.04251 0.03669 -0.0267 0.0488 0.8644
13.750 1.2590 0.04441 0.03868 -0.0258 0.0451 0.8886
14.000 1.2670 0.04608 0.04053 -0.0254 0.0422 0.9566
14.500 1.2808 0.05009 0.04456 -0.0252 0.0372 1.0000
14.750 1.2860 0.05233 0.04680 -0.0251 0.0352 1.0000
15.000 1.2940 0.05429 0.04880 -0.0251 0.0337 1.0000
15.250 1.3012 0.05637 0.05090 -0.0252 0.0323 1.0000
15.500 1.3065 0.05867 0.05322 -0.0252 0.0309 1.0000
15.750 1.3141 0.06077 0.05535 -0.0253 0.0298 1.0000
16.000 1.3205 0.06304 0.05765 -0.0256 0.0287 1.0000
16.250 1.3271 0.06530 0.05994 -0.0258 0.0276 1.0000
16.500 1.3297 0.06805 0.06272 -0.0261 0.0266 1.0000
16.750 1.3376 0.07023 0.06495 -0.0264 0.0258 1.0000
17.000 1.3450 0.07247 0.06723 -0.0268 0.0250 1.0000
17.250 1.3496 0.07513 0.06992 -0.0273 0.0243 1.0000
17.500 1.3519 0.07805 0.07287 -0.0278 0.0234 1.0000
17.750 1.3567 0.08072 0.07560 -0.0284 0.0228 1.0000
18.000 1.3621 0.08334 0.07827 -0.0290 0.0221 1.0000
18.250 1.3682 0.08588 0.08086 -0.0297 0.0215 1.0000
18.500 1.3709 0.08893 0.08395 -0.0305 0.0209 1.0000
18.750 1.3719 0.09222 0.08728 -0.0314 0.0203 1.0000
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