NACA 64(4)-221 (naca644221-il) Xfoil prediction polar at RE=200,000 Ncrit=5
| Details | Polar file |
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Airfoil: NACA 64(4)-221 (naca644221-il) Reynolds number: 200,000 Max Cl/Cd: 58.1 at α=8° Description: Mach=0 Ncrit=5 Source: Xfoil prediction Download polar: xf-naca644221-il-200000-n5.txt Download as CSV file: xf-naca644221-il-200000-n5.csv |
XFOIL Version 6.96
Calculated polar for: NACA 64(4)-221
1 1 Reynolds number fixed Mach number fixed
xtrf = 1.000 (top) 1.000 (bottom)
Mach = 0.000 Re = 0.200 e 6 Ncrit = 5.000
alpha CL CD CDp CM Top_Xtr Bot_Xtr
------ -------- --------- --------- -------- -------- --------
-19.750 -0.9404 0.10723 0.10142 -0.0425 1.0000 0.0318
-19.500 -0.9435 0.10308 0.09716 -0.0445 1.0000 0.0322
-19.250 -0.9451 0.09922 0.09317 -0.0464 1.0000 0.0325
-19.000 -0.9465 0.09547 0.08929 -0.0481 1.0000 0.0329
-18.750 -0.9467 0.09198 0.08566 -0.0496 1.0000 0.0333
-18.500 -0.9456 0.08870 0.08224 -0.0509 1.0000 0.0337
-18.250 -0.9433 0.08565 0.07907 -0.0521 1.0000 0.0341
-18.000 -0.9372 0.08329 0.07670 -0.0529 1.0000 0.0346
-17.750 -0.9318 0.08080 0.07419 -0.0538 1.0000 0.0351
-17.500 -0.9269 0.07825 0.07159 -0.0547 1.0000 0.0356
-17.250 -0.9212 0.07585 0.06913 -0.0554 1.0000 0.0361
-17.000 -0.9155 0.07343 0.06665 -0.0562 1.0000 0.0368
-16.750 -0.9094 0.07110 0.06423 -0.0568 1.0000 0.0376
-16.500 -0.9023 0.06895 0.06198 -0.0573 1.0000 0.0382
-16.250 -0.8947 0.06691 0.05989 -0.0577 1.0000 0.0389
-16.000 -0.8877 0.06485 0.05784 -0.0581 1.0000 0.0395
-15.750 -0.8805 0.06281 0.05577 -0.0586 1.0000 0.0402
-15.500 -0.8724 0.06089 0.05382 -0.0589 1.0000 0.0410
-15.250 -0.8643 0.05901 0.05188 -0.0591 1.0000 0.0419
-15.000 -0.8558 0.05720 0.05002 -0.0593 1.0000 0.0429
-14.750 -0.8468 0.05545 0.04822 -0.0595 1.0000 0.0439
-14.500 -0.8396 0.05357 0.04635 -0.0597 1.0000 0.0448
-14.250 -0.8316 0.05177 0.04454 -0.0599 1.0000 0.0460
-14.000 -0.8226 0.05011 0.04285 -0.0599 1.0000 0.0473
-13.750 -0.8131 0.04852 0.04121 -0.0600 1.0000 0.0488
-13.500 -0.8056 0.04678 0.03948 -0.0600 1.0000 0.0501
-13.250 -0.7976 0.04512 0.03783 -0.0599 1.0000 0.0514
-13.000 -0.7895 0.04352 0.03622 -0.0596 0.9906 0.0532
-12.750 -0.7635 0.04178 0.03438 -0.0634 0.9380 0.0559
-12.500 -0.7427 0.03993 0.03246 -0.0662 0.9123 0.0588
-12.250 -0.7263 0.03850 0.03090 -0.0672 0.8911 0.0619
-12.000 -0.7161 0.03700 0.02935 -0.0673 0.8735 0.0645
-11.750 -0.7059 0.03568 0.02795 -0.0670 0.8588 0.0683
-11.500 -0.6977 0.03433 0.02655 -0.0664 0.8461 0.0720
-11.250 -0.6894 0.03310 0.02525 -0.0656 0.8338 0.0764
-11.000 -0.6823 0.03181 0.02392 -0.0647 0.8231 0.0813
-10.750 -0.6738 0.03065 0.02270 -0.0638 0.8127 0.0870
-10.500 -0.6676 0.02934 0.02138 -0.0628 0.8035 0.0936
-10.250 -0.6607 0.02813 0.02015 -0.0617 0.7942 0.1009
-10.000 -0.6538 0.02695 0.01894 -0.0605 0.7860 0.1096
-9.750 -0.6481 0.02572 0.01772 -0.0592 0.7775 0.1202
-9.500 -0.6433 0.02451 0.01650 -0.0576 0.7700 0.1317
-9.250 -0.6391 0.02328 0.01531 -0.0561 0.7619 0.1458
-9.000 -0.6361 0.02206 0.01412 -0.0542 0.7541 0.1621
-8.750 -0.6344 0.02085 0.01295 -0.0521 0.7472 0.1801
-8.500 -0.6349 0.01962 0.01179 -0.0496 0.7392 0.2015
-8.250 -0.6370 0.01848 0.01072 -0.0465 0.7322 0.2253
-8.000 -0.6441 0.01754 0.00986 -0.0422 0.7256 0.2514
-7.750 -0.6460 0.01664 0.00913 -0.0385 0.7187 0.2874
-7.500 -0.6425 0.01581 0.00850 -0.0355 0.7127 0.3335
-7.250 -0.6327 0.01526 0.00819 -0.0331 0.7074 0.3825
-7.000 -0.6133 0.01508 0.00815 -0.0320 0.7012 0.4243
-6.750 -0.5904 0.01499 0.00799 -0.0314 0.6955 0.4479
-6.500 -0.5663 0.01495 0.00787 -0.0308 0.6906 0.4640
-6.250 -0.5410 0.01493 0.00779 -0.0305 0.6854 0.4761
-6.000 -0.5156 0.01488 0.00762 -0.0303 0.6797 0.4867
-5.750 -0.4887 0.01489 0.00760 -0.0301 0.6745 0.4945
-5.500 -0.4626 0.01488 0.00745 -0.0299 0.6700 0.5031
-5.250 -0.4355 0.01492 0.00747 -0.0298 0.6647 0.5114
-5.000 -0.4089 0.01500 0.00750 -0.0297 0.6592 0.5216
-4.750 -0.3815 0.01510 0.00756 -0.0295 0.6543 0.5300
-4.500 -0.3539 0.01518 0.00757 -0.0295 0.6503 0.5367
-4.250 -0.3267 0.01511 0.00740 -0.0296 0.6457 0.5415
-4.000 -0.2993 0.01499 0.00719 -0.0298 0.6411 0.5446
-3.750 -0.2708 0.01493 0.00710 -0.0299 0.6368 0.5469
-3.500 -0.2425 0.01488 0.00698 -0.0301 0.6331 0.5493
-3.250 -0.2143 0.01483 0.00686 -0.0303 0.6297 0.5519
-3.000 -0.1862 0.01477 0.00677 -0.0306 0.6256 0.5547
-2.750 -0.1582 0.01471 0.00666 -0.0308 0.6215 0.5578
-2.500 -0.1302 0.01465 0.00651 -0.0311 0.6179 0.5611
-2.250 -0.1020 0.01458 0.00636 -0.0313 0.6146 0.5638
-2.000 -0.0733 0.01455 0.00629 -0.0316 0.6118 0.5658
-1.750 -0.0449 0.01453 0.00627 -0.0318 0.6084 0.5681
-1.500 -0.0167 0.01450 0.00625 -0.0321 0.6047 0.5703
-1.250 0.0117 0.01447 0.00620 -0.0323 0.6011 0.5726
-1.000 0.0401 0.01445 0.00613 -0.0326 0.5979 0.5750
-0.750 0.0687 0.01443 0.00606 -0.0329 0.5952 0.5775
-0.500 0.0974 0.01443 0.00598 -0.0333 0.5928 0.5805
-0.250 0.1258 0.01444 0.00597 -0.0336 0.5901 0.5831
0.000 0.1540 0.01445 0.00604 -0.0338 0.5873 0.5853
0.250 0.1822 0.01447 0.00610 -0.0341 0.5844 0.5876
0.500 0.2106 0.01450 0.00615 -0.0344 0.5818 0.5901
0.750 0.2390 0.01453 0.00618 -0.0346 0.5794 0.5928
1.000 0.2676 0.01457 0.00621 -0.0350 0.5772 0.5958
1.250 0.2965 0.01462 0.00622 -0.0353 0.5750 0.5989
1.750 0.3529 0.01474 0.00639 -0.0359 0.5702 0.6046
2.000 0.3806 0.01482 0.00656 -0.0361 0.5677 0.6074
2.250 0.4084 0.01491 0.00671 -0.0363 0.5654 0.6107
2.500 0.4364 0.01501 0.00684 -0.0365 0.5630 0.6145
2.750 0.4647 0.01509 0.00694 -0.0368 0.5606 0.6187
3.000 0.4931 0.01517 0.00702 -0.0371 0.5582 0.6226
3.250 0.5216 0.01524 0.00714 -0.0373 0.5559 0.6257
3.500 0.5496 0.01535 0.00730 -0.0375 0.5534 0.6293
3.750 0.5760 0.01548 0.00754 -0.0375 0.5504 0.6334
4.000 0.6029 0.01562 0.00775 -0.0376 0.5476 0.6379
4.250 0.6302 0.01575 0.00793 -0.0377 0.5447 0.6422
4.500 0.6574 0.01586 0.00813 -0.0378 0.5421 0.6459
4.750 0.6851 0.01596 0.00831 -0.0379 0.5396 0.6502
5.000 0.7136 0.01607 0.00845 -0.0382 0.5373 0.6551
5.250 0.7410 0.01623 0.00865 -0.0383 0.5344 0.6603
5.500 0.7646 0.01637 0.00895 -0.0378 0.5295 0.6647
5.750 0.7900 0.01638 0.00905 -0.0375 0.5235 0.6694
6.000 0.8190 0.01632 0.00895 -0.0376 0.5177 0.6750
6.250 0.8399 0.01642 0.00919 -0.0367 0.5094 0.6812
6.500 0.8650 0.01635 0.00915 -0.0362 0.5012 0.6862
6.750 0.8866 0.01645 0.00939 -0.0353 0.4931 0.6919
7.000 0.9098 0.01653 0.00953 -0.0346 0.4857 0.6983
7.250 0.9330 0.01662 0.00968 -0.0340 0.4784 0.7041
7.500 0.9525 0.01675 0.00995 -0.0327 0.4691 0.7095
7.750 0.9719 0.01688 0.01015 -0.0315 0.4589 0.7159
8.000 0.9889 0.01702 0.01031 -0.0299 0.4453 0.7227
8.250 1.0001 0.01724 0.01064 -0.0273 0.4277 0.7284
8.500 1.0055 0.01753 0.01097 -0.0239 0.4042 0.7353
8.750 1.0050 0.01810 0.01140 -0.0198 0.3738 0.7431
9.000 0.9980 0.01909 0.01227 -0.0154 0.3446 0.7499
9.250 0.9912 0.02039 0.01345 -0.0116 0.3157 0.7583
9.500 0.9833 0.02194 0.01489 -0.0081 0.2881 0.7665
9.750 0.9740 0.02373 0.01659 -0.0048 0.2621 0.7751
10.000 0.9679 0.02556 0.01834 -0.0022 0.2382 0.7842
10.250 0.9616 0.02749 0.02022 0.0002 0.2166 0.7930
10.500 0.9572 0.02948 0.02215 0.0021 0.1972 0.8028
11.000 0.9527 0.03336 0.02598 0.0054 0.1642 0.8231
11.250 0.9524 0.03527 0.02788 0.0067 0.1499 0.8344
11.500 0.9538 0.03715 0.02977 0.0078 0.1369 0.8468
11.750 0.9558 0.03905 0.03167 0.0088 0.1248 0.8612
12.000 0.9589 0.04086 0.03352 0.0097 0.1144 0.8789
12.250 0.9631 0.04269 0.03540 0.0104 0.1055 0.9036
12.500 0.9728 0.04469 0.03745 0.0095 0.0963 0.9481
13.000 0.9842 0.04856 0.04130 0.0096 0.0825 1.0000
13.250 0.9908 0.05062 0.04335 0.0095 0.0766 1.0000
13.500 0.9967 0.05277 0.04548 0.0094 0.0715 1.0000
13.750 1.0043 0.05479 0.04752 0.0092 0.0667 1.0000
14.000 1.0099 0.05702 0.04974 0.0090 0.0628 1.0000
14.250 1.0172 0.05914 0.05189 0.0087 0.0590 1.0000
14.500 1.0228 0.06146 0.05420 0.0084 0.0560 1.0000
14.750 1.0301 0.06363 0.05643 0.0081 0.0533 1.0000
15.000 1.0350 0.06609 0.05889 0.0077 0.0508 1.0000
15.250 1.0416 0.06840 0.06124 0.0073 0.0486 1.0000
15.500 1.0477 0.07081 0.06370 0.0068 0.0466 1.0000
15.750 1.0518 0.07347 0.06638 0.0062 0.0449 1.0000
16.000 1.0579 0.07594 0.06890 0.0056 0.0434 1.0000
16.250 1.0636 0.07847 0.07149 0.0050 0.0418 1.0000
16.500 1.0683 0.08116 0.07422 0.0042 0.0405 1.0000
16.750 1.0714 0.08410 0.07718 0.0033 0.0394 1.0000
17.000 1.0772 0.08671 0.07988 0.0026 0.0382 1.0000
17.250 1.0822 0.08947 0.08271 0.0017 0.0371 1.0000
17.500 1.0861 0.09238 0.08567 0.0007 0.0361 1.0000
17.750 1.0896 0.09537 0.08870 -0.0003 0.0354 1.0000
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