NACA 64(4)-421 (naca644421-il) Xfoil prediction polar at RE=200,000 Ncrit=5
| Details | Polar file |
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Airfoil: NACA 64(4)-421 (naca644421-il) Reynolds number: 200,000 Max Cl/Cd: 62.6 at α=8° Description: Mach=0 Ncrit=5 Source: Xfoil prediction Download polar: xf-naca644421-il-200000-n5.txt Download as CSV file: xf-naca644421-il-200000-n5.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 = 0.200 e 6 Ncrit = 5.000
alpha CL CD CDp CM Top_Xtr Bot_Xtr
------ -------- --------- --------- -------- -------- --------
-19.750 -0.8404 0.10657 0.10102 -0.0627 1.0000 0.0331
-19.500 -0.8588 0.09987 0.09408 -0.0664 1.0000 0.0333
-19.250 -0.8568 0.09677 0.09097 -0.0679 1.0000 0.0336
-19.000 -0.8557 0.09354 0.08770 -0.0695 1.0000 0.0340
-18.750 -0.8563 0.09008 0.08418 -0.0711 1.0000 0.0343
-18.500 -0.8577 0.08654 0.08054 -0.0727 1.0000 0.0346
-18.250 -0.8587 0.08310 0.07703 -0.0743 1.0000 0.0351
-18.000 -0.8599 0.07974 0.07356 -0.0757 1.0000 0.0355
-17.750 -0.8600 0.07658 0.07028 -0.0769 1.0000 0.0359
-17.500 -0.8594 0.07355 0.06714 -0.0779 1.0000 0.0364
-17.250 -0.8574 0.07077 0.06423 -0.0788 1.0000 0.0368
-17.000 -0.8547 0.06814 0.06147 -0.0795 1.0000 0.0373
-16.750 -0.8507 0.06572 0.05891 -0.0800 1.0000 0.0377
-16.500 -0.8427 0.06389 0.05709 -0.0803 1.0000 0.0382
-16.250 -0.8354 0.06199 0.05518 -0.0806 1.0000 0.0387
-16.000 -0.8283 0.06008 0.05325 -0.0809 1.0000 0.0393
-15.750 -0.8209 0.05824 0.05137 -0.0811 1.0000 0.0399
-15.500 -0.8137 0.05641 0.04949 -0.0813 1.0000 0.0406
-15.250 -0.8054 0.05472 0.04774 -0.0813 1.0000 0.0414
-15.000 -0.7971 0.05306 0.04599 -0.0813 1.0000 0.0422
-14.750 -0.7880 0.05155 0.04443 -0.0811 1.0000 0.0428
-14.500 -0.7795 0.05007 0.04297 -0.0809 1.0000 0.0435
-14.250 -0.7711 0.04860 0.04151 -0.0807 1.0000 0.0442
-14.000 -0.7628 0.04717 0.04008 -0.0804 1.0000 0.0450
-13.750 -0.7547 0.04580 0.03868 -0.0800 1.0000 0.0460
-13.500 -0.7343 0.04415 0.03697 -0.0818 0.9725 0.0473
-13.250 -0.7067 0.04242 0.03517 -0.0855 0.9493 0.0487
-13.000 -0.6793 0.04065 0.03335 -0.0893 0.9309 0.0503
-12.750 -0.6539 0.03911 0.03170 -0.0922 0.9131 0.0520
-12.500 -0.6326 0.03780 0.03025 -0.0939 0.8958 0.0538
-12.250 -0.6180 0.03637 0.02878 -0.0947 0.8801 0.0554
-12.000 -0.6044 0.03513 0.02746 -0.0950 0.8659 0.0573
-11.750 -0.5919 0.03402 0.02626 -0.0947 0.8533 0.0596
-11.500 -0.5819 0.03285 0.02502 -0.0942 0.8417 0.0616
-11.250 -0.5727 0.03171 0.02384 -0.0935 0.8305 0.0640
-11.000 -0.5620 0.03068 0.02271 -0.0928 0.8209 0.0668
-10.750 -0.5534 0.02957 0.02158 -0.0919 0.8107 0.0695
-10.500 -0.5445 0.02852 0.02046 -0.0909 0.8021 0.0731
-10.250 -0.5352 0.02750 0.01940 -0.0899 0.7931 0.0770
-10.000 -0.5269 0.02647 0.01833 -0.0887 0.7846 0.0818
-9.750 -0.5182 0.02546 0.01729 -0.0876 0.7769 0.0870
-9.500 -0.5095 0.02449 0.01629 -0.0864 0.7688 0.0932
-9.250 -0.5021 0.02348 0.01526 -0.0850 0.7621 0.1006
-9.000 -0.4942 0.02251 0.01430 -0.0836 0.7546 0.1091
-8.750 -0.4869 0.02156 0.01335 -0.0820 0.7475 0.1195
-8.500 -0.4807 0.02062 0.01239 -0.0802 0.7413 0.1316
-8.250 -0.4760 0.01966 0.01149 -0.0782 0.7339 0.1458
-8.000 -0.4745 0.01879 0.01064 -0.0754 0.7270 0.1618
-7.750 -0.4742 0.01803 0.00990 -0.0723 0.7212 0.1807
-7.500 -0.4678 0.01726 0.00925 -0.0701 0.7143 0.2078
-7.000 -0.4509 0.01555 0.00788 -0.0661 0.7028 0.2939
-6.750 -0.4380 0.01480 0.00744 -0.0646 0.6971 0.3539
-6.500 -0.4182 0.01451 0.00742 -0.0637 0.6914 0.4113
-6.250 -0.3930 0.01445 0.00733 -0.0634 0.6862 0.4424
-6.000 -0.3667 0.01444 0.00722 -0.0633 0.6818 0.4616
-5.750 -0.3402 0.01443 0.00716 -0.0632 0.6763 0.4758
-5.500 -0.3132 0.01444 0.00710 -0.0632 0.6711 0.4875
-5.250 -0.2857 0.01447 0.00706 -0.0632 0.6664 0.4962
-5.000 -0.2580 0.01450 0.00696 -0.0632 0.6624 0.5051
-4.750 -0.2305 0.01455 0.00699 -0.0632 0.6574 0.5137
-4.500 -0.2030 0.01468 0.00708 -0.0632 0.6524 0.5248
-4.250 -0.1751 0.01482 0.00720 -0.0630 0.6478 0.5340
-4.000 -0.1470 0.01492 0.00721 -0.0631 0.6439 0.5410
-3.750 -0.1191 0.01486 0.00706 -0.0633 0.6393 0.5455
-3.500 -0.0911 0.01478 0.00690 -0.0636 0.6347 0.5486
-3.250 -0.0629 0.01473 0.00683 -0.0637 0.6306 0.5509
-3.000 -0.0345 0.01471 0.00674 -0.0639 0.6270 0.5533
-2.750 -0.0058 0.01469 0.00664 -0.0642 0.6239 0.5559
-2.500 0.0222 0.01466 0.00660 -0.0644 0.6199 0.5588
-2.250 0.0505 0.01463 0.00652 -0.0647 0.6161 0.5620
-2.000 0.0790 0.01460 0.00641 -0.0651 0.6125 0.5652
-1.750 0.1077 0.01456 0.00628 -0.0654 0.6093 0.5677
-1.500 0.1363 0.01455 0.00624 -0.0657 0.6066 0.5698
-1.250 0.1648 0.01456 0.00623 -0.0659 0.6037 0.5720
-1.000 0.1928 0.01456 0.00626 -0.0661 0.6004 0.5741
-0.750 0.2210 0.01457 0.00626 -0.0664 0.5971 0.5764
-0.500 0.2494 0.01458 0.00625 -0.0667 0.5939 0.5788
-0.250 0.2780 0.01459 0.00622 -0.0670 0.5909 0.5816
0.000 0.3071 0.01461 0.00617 -0.0675 0.5883 0.5846
0.250 0.3365 0.01466 0.00614 -0.0680 0.5861 0.5875
0.500 0.3640 0.01470 0.00625 -0.0681 0.5834 0.5896
0.750 0.3917 0.01475 0.00636 -0.0683 0.5807 0.5919
1.000 0.4197 0.01482 0.00646 -0.0685 0.5780 0.5945
1.250 0.4478 0.01488 0.00654 -0.0687 0.5756 0.5973
1.500 0.4762 0.01495 0.00662 -0.0691 0.5733 0.6004
1.750 0.5050 0.01503 0.00668 -0.0694 0.5712 0.6036
2.000 0.5343 0.01511 0.00672 -0.0699 0.5691 0.6069
2.250 0.5630 0.01520 0.00683 -0.0702 0.5670 0.6096
2.500 0.5895 0.01532 0.00705 -0.0702 0.5645 0.6126
2.750 0.6165 0.01545 0.00726 -0.0703 0.5621 0.6161
3.000 0.6438 0.01558 0.00746 -0.0705 0.5597 0.6201
3.250 0.6715 0.01571 0.00761 -0.0707 0.5571 0.6244
3.500 0.6994 0.01581 0.00774 -0.0709 0.5546 0.6283
3.750 0.7272 0.01591 0.00789 -0.0711 0.5521 0.6316
4.000 0.7560 0.01602 0.00803 -0.0714 0.5498 0.6354
4.250 0.7831 0.01618 0.00825 -0.0715 0.5474 0.6397
4.500 0.8084 0.01637 0.00854 -0.0714 0.5446 0.6443
4.750 0.8343 0.01655 0.00880 -0.0713 0.5417 0.6488
5.000 0.8600 0.01671 0.00907 -0.0712 0.5390 0.6528
5.250 0.8866 0.01686 0.00930 -0.0712 0.5363 0.6573
5.500 0.9143 0.01699 0.00948 -0.0713 0.5337 0.6625
5.750 0.9437 0.01712 0.00961 -0.0718 0.5312 0.6680
6.000 0.9659 0.01731 0.00995 -0.0711 0.5269 0.6724
6.250 0.9874 0.01742 0.01019 -0.0702 0.5210 0.6777
6.500 1.0132 0.01743 0.01024 -0.0699 0.5155 0.6838
6.750 1.0380 0.01751 0.01035 -0.0695 0.5098 0.6900
7.000 1.0554 0.01762 0.01061 -0.0679 0.5017 0.6953
7.250 1.0811 0.01757 0.01054 -0.0675 0.4943 0.7014
7.500 1.0958 0.01781 0.01094 -0.0656 0.4866 0.7081
7.750 1.1155 0.01792 0.01112 -0.0643 0.4797 0.7137
8.000 1.1330 0.01810 0.01141 -0.0628 0.4726 0.7199
8.250 1.1457 0.01833 0.01173 -0.0605 0.4642 0.7269
8.500 1.1568 0.01853 0.01200 -0.0579 0.4552 0.7334
8.750 1.1634 0.01889 0.01245 -0.0547 0.4436 0.7402
9.000 1.1682 0.01943 0.01307 -0.0516 0.4291 0.7482
9.250 1.1711 0.02006 0.01375 -0.0484 0.4099 0.7555
9.500 1.1709 0.02091 0.01456 -0.0450 0.3839 0.7639
9.750 1.1653 0.02216 0.01567 -0.0413 0.3574 0.7726
10.000 1.1570 0.02376 0.01718 -0.0377 0.3313 0.7813
10.250 1.1480 0.02567 0.01898 -0.0346 0.3063 0.7909
10.500 1.1386 0.02772 0.02098 -0.0316 0.2816 0.8000
10.750 1.1289 0.03006 0.02322 -0.0291 0.2586 0.8102
11.000 1.1209 0.03236 0.02548 -0.0269 0.2377 0.8204
11.250 1.1141 0.03475 0.02783 -0.0250 0.2180 0.8317
11.500 1.1087 0.03715 0.03019 -0.0234 0.2002 0.8441
11.750 1.1052 0.03945 0.03249 -0.0219 0.1846 0.8579
12.000 1.1014 0.04182 0.03485 -0.0206 0.1691 0.8749
12.250 1.0990 0.04410 0.03715 -0.0193 0.1552 0.8987
12.500 1.0987 0.04635 0.03944 -0.0187 0.1419 0.9550
13.000 1.1022 0.05118 0.04418 -0.0183 0.1193 1.0000
13.250 1.1052 0.05368 0.04663 -0.0183 0.1095 1.0000
13.500 1.1099 0.05606 0.04900 -0.0184 0.1006 1.0000
13.750 1.1149 0.05843 0.05136 -0.0186 0.0928 1.0000
14.000 1.1191 0.06093 0.05385 -0.0187 0.0860 1.0000
14.250 1.1236 0.06345 0.05635 -0.0190 0.0795 1.0000
14.500 1.1292 0.06586 0.05878 -0.0193 0.0737 1.0000
14.750 1.1338 0.06843 0.06135 -0.0196 0.0686 1.0000
15.000 1.1387 0.07101 0.06395 -0.0200 0.0640 1.0000
15.250 1.1438 0.07360 0.06656 -0.0205 0.0599 1.0000
15.500 1.1477 0.07636 0.06933 -0.0210 0.0563 1.0000
15.750 1.1530 0.07899 0.07201 -0.0215 0.0530 1.0000
16.000 1.1567 0.08185 0.07488 -0.0222 0.0503 1.0000
16.250 1.1617 0.08458 0.07768 -0.0228 0.0478 1.0000
16.500 1.1655 0.08751 0.08064 -0.0236 0.0455 1.0000
16.750 1.1689 0.09049 0.08366 -0.0244 0.0436 1.0000
17.000 1.1734 0.09339 0.08663 -0.0252 0.0418 1.0000
17.250 1.1766 0.09647 0.08976 -0.0262 0.0403 1.0000
17.500 1.1785 0.09976 0.09308 -0.0272 0.0389 1.0000
17.750 1.1830 0.10273 0.09615 -0.0282 0.0375 1.0000
18.000 1.1864 0.10586 0.09935 -0.0294 0.0362 1.0000
18.250 1.1882 0.10924 0.10277 -0.0307 0.0353 1.0000
18.500 1.1903 0.11258 0.10616 -0.0320 0.0343 1.0000
18.750 1.1938 0.11575 0.10942 -0.0332 0.0333 1.0000
19.000 1.1969 0.11899 0.11273 -0.0346 0.0323 1.0000
19.250 1.1991 0.12238 0.11619 -0.0362 0.0314 1.0000
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