NACA 64(4)-421 (naca644421-il) Xfoil prediction polar at RE=200,000 Ncrit=9
| Details | Polar file |
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Airfoil: NACA 64(4)-421 (naca644421-il) Reynolds number: 200,000 Max Cl/Cd: 61.51 at α=9.5° Description: Mach=0 Ncrit=9 Source: Xfoil prediction Download polar: xf-naca644421-il-200000.txt Download as CSV file: xf-naca644421-il-200000.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 = 9.000
alpha CL CD CDp CM Top_Xtr Bot_Xtr
------ -------- --------- --------- -------- -------- --------
-18.000 -0.6907 0.10945 0.10495 -0.0672 1.0000 0.0539
-17.750 -0.7297 0.09917 0.09450 -0.0728 1.0000 0.0534
-17.500 -0.7686 0.09000 0.08512 -0.0777 1.0000 0.0531
-17.250 -0.8023 0.08238 0.07728 -0.0814 1.0000 0.0529
-17.000 -0.8306 0.07606 0.07073 -0.0841 1.0000 0.0528
-16.750 -0.8558 0.07061 0.06505 -0.0860 1.0000 0.0529
-16.500 -0.8774 0.06593 0.06013 -0.0873 1.0000 0.0531
-16.250 -0.8943 0.06198 0.05596 -0.0880 1.0000 0.0533
-16.000 -0.9094 0.05845 0.05219 -0.0884 1.0000 0.0535
-15.750 -0.9254 0.05527 0.04877 -0.0883 1.0000 0.0538
-15.500 -0.9175 0.05285 0.04627 -0.0881 1.0000 0.0545
-15.250 -0.9032 0.05126 0.04468 -0.0878 1.0000 0.0553
-15.000 -0.8942 0.04959 0.04297 -0.0875 1.0000 0.0561
-14.750 -0.8848 0.04796 0.04128 -0.0870 1.0000 0.0568
-14.500 -0.8771 0.04631 0.03954 -0.0864 1.0000 0.0576
-14.250 -0.8699 0.04466 0.03777 -0.0857 1.0000 0.0584
-14.000 -0.8646 0.04311 0.03610 -0.0848 1.0000 0.0593
-13.750 -0.8632 0.04165 0.03449 -0.0834 1.0000 0.0601
-13.500 -0.8469 0.04066 0.03352 -0.0822 1.0000 0.0613
-13.250 -0.8503 0.04050 0.03346 -0.0784 1.0000 0.0620
-13.000 -0.8158 0.03921 0.03218 -0.0810 0.9912 0.0638
-12.750 -0.7819 0.03783 0.03070 -0.0838 0.9835 0.0657
-12.500 -0.7494 0.03633 0.02900 -0.0870 0.9758 0.0677
-12.250 -0.7063 0.03554 0.02839 -0.0892 0.9703 0.0705
-12.000 -0.6712 0.03435 0.02715 -0.0923 0.9618 0.0737
-11.750 -0.6328 0.03331 0.02607 -0.0952 0.9539 0.0769
-11.500 -0.5987 0.03231 0.02512 -0.0977 0.9428 0.0805
-11.250 -0.5689 0.03123 0.02391 -0.1000 0.9304 0.0847
-11.000 -0.5434 0.03026 0.02303 -0.1012 0.9181 0.0894
-10.750 -0.5266 0.02941 0.02208 -0.1009 0.9036 0.0943
-10.500 -0.5171 0.02845 0.02119 -0.0996 0.8898 0.0993
-10.250 -0.5064 0.02759 0.02023 -0.0984 0.8780 0.1057
-10.000 -0.5026 0.02645 0.01916 -0.0966 0.8661 0.1125
-9.750 -0.4987 0.02536 0.01808 -0.0947 0.8551 0.1212
-9.500 -0.4951 0.02424 0.01695 -0.0928 0.8453 0.1321
-9.250 -0.4950 0.02302 0.01579 -0.0907 0.8352 0.1455
-9.000 -0.4985 0.02165 0.01449 -0.0880 0.8259 0.1619
-8.750 -0.5053 0.02028 0.01324 -0.0850 0.8164 0.1825
-8.500 -0.5153 0.01902 0.01209 -0.0810 0.8071 0.2093
-8.250 -0.5288 0.01800 0.01122 -0.0762 0.7988 0.2421
-8.000 -0.5355 0.01686 0.01038 -0.0723 0.7899 0.2973
-7.750 -0.5330 0.01596 0.00990 -0.0692 0.7836 0.3740
-7.500 -0.5154 0.01593 0.01004 -0.0678 0.7763 0.4340
-7.250 -0.4919 0.01606 0.01013 -0.0671 0.7695 0.4616
-7.000 -0.4661 0.01625 0.01021 -0.0665 0.7643 0.4808
-6.750 -0.4406 0.01650 0.01037 -0.0661 0.7583 0.4957
-6.500 -0.4160 0.01670 0.01043 -0.0656 0.7516 0.5096
-6.250 -0.3861 0.01716 0.01093 -0.0652 0.7463 0.5196
-6.000 -0.3589 0.01741 0.01101 -0.0649 0.7418 0.5309
-5.750 -0.3306 0.01793 0.01161 -0.0644 0.7353 0.5390
-5.500 -0.3053 0.01799 0.01152 -0.0642 0.7295 0.5487
-5.250 -0.2743 0.01843 0.01199 -0.0639 0.7249 0.5543
-5.000 -0.2459 0.01875 0.01223 -0.0636 0.7203 0.5617
-4.750 -0.2206 0.01890 0.01234 -0.0632 0.7140 0.5697
-4.500 -0.1897 0.01963 0.01313 -0.0625 0.7088 0.5760
-4.250 -0.1623 0.01984 0.01322 -0.0624 0.7046 0.5853
-4.000 -0.1339 0.02012 0.01346 -0.0620 0.7006 0.5906
-3.750 -0.1068 0.02044 0.01384 -0.0615 0.6952 0.5942
-3.500 -0.0794 0.02053 0.01389 -0.0613 0.6905 0.5982
-3.250 -0.0528 0.02026 0.01350 -0.0617 0.6866 0.6033
-3.000 -0.0261 0.01981 0.01285 -0.0625 0.6832 0.6080
-2.750 0.0003 0.01982 0.01289 -0.0623 0.6791 0.6102
-2.500 0.0264 0.01985 0.01294 -0.0621 0.6745 0.6126
-2.250 0.0536 0.01980 0.01286 -0.0622 0.6706 0.6152
-2.000 0.0816 0.01971 0.01270 -0.0625 0.6673 0.6181
-1.750 0.1105 0.01955 0.01243 -0.0631 0.6644 0.6216
-1.500 0.1380 0.01937 0.01215 -0.0638 0.6610 0.6254
-1.250 0.1634 0.01923 0.01201 -0.0641 0.6568 0.6286
-1.000 0.1897 0.01924 0.01204 -0.0640 0.6532 0.6307
-0.750 0.2171 0.01926 0.01207 -0.0641 0.6501 0.6330
-0.500 0.2457 0.01925 0.01202 -0.0645 0.6475 0.6355
-0.250 0.2751 0.01921 0.01193 -0.0651 0.6452 0.6382
0.000 0.3042 0.01927 0.01193 -0.0657 0.6429 0.6414
0.250 0.3290 0.01934 0.01203 -0.0660 0.6397 0.6449
0.500 0.3556 0.01938 0.01205 -0.0666 0.6364 0.6479
0.750 0.3818 0.01940 0.01211 -0.0666 0.6332 0.6500
1.000 0.4091 0.01946 0.01219 -0.0667 0.6306 0.6523
1.250 0.4371 0.01955 0.01230 -0.0670 0.6284 0.6550
1.500 0.4660 0.01966 0.01240 -0.0674 0.6265 0.6582
1.750 0.4960 0.01979 0.01250 -0.0681 0.6246 0.6618
2.000 0.5200 0.02005 0.01281 -0.0682 0.6215 0.6655
2.250 0.5438 0.02032 0.01312 -0.0683 0.6182 0.6691
2.500 0.5677 0.02053 0.01343 -0.0680 0.6151 0.6717
2.750 0.5939 0.02068 0.01364 -0.0679 0.6123 0.6747
3.000 0.6221 0.02079 0.01377 -0.0682 0.6099 0.6782
3.250 0.6518 0.02089 0.01387 -0.0688 0.6078 0.6824
3.500 0.6831 0.02102 0.01397 -0.0698 0.6059 0.6871
3.750 0.7043 0.02147 0.01451 -0.0693 0.6029 0.6911
4.000 0.7203 0.02206 0.01528 -0.0679 0.5990 0.6948
4.250 0.7421 0.02246 0.01578 -0.0673 0.5957 0.6993
4.500 0.7686 0.02267 0.01603 -0.0675 0.5928 0.7046
4.750 0.7995 0.02276 0.01611 -0.0684 0.5904 0.7102
5.000 0.8295 0.02277 0.01619 -0.0687 0.5884 0.7142
5.250 0.8618 0.02286 0.01630 -0.0694 0.5863 0.7188
5.500 0.8639 0.02396 0.01762 -0.0663 0.5804 0.7246
5.750 0.8875 0.02422 0.01792 -0.0662 0.5760 0.7310
6.000 0.9196 0.02387 0.01764 -0.0665 0.5724 0.7356
6.250 0.9603 0.02326 0.01702 -0.0680 0.5692 0.7414
6.500 0.9801 0.02358 0.01743 -0.0671 0.5639 0.7484
6.750 0.9965 0.02381 0.01779 -0.0656 0.5578 0.7543
7.000 1.0370 0.02288 0.01685 -0.0668 0.5525 0.7605
7.250 1.0722 0.02236 0.01631 -0.0676 0.5464 0.7683
7.500 1.0852 0.02249 0.01660 -0.0653 0.5391 0.7750
7.750 1.1187 0.02197 0.01610 -0.0658 0.5338 0.7820
8.000 1.1494 0.02177 0.01591 -0.0663 0.5280 0.7905
8.250 1.1591 0.02186 0.01619 -0.0633 0.5204 0.7970
8.500 1.1987 0.02105 0.01531 -0.0645 0.5131 0.8051
8.750 1.2029 0.02121 0.01566 -0.0609 0.5041 0.8134
9.000 1.2332 0.02056 0.01496 -0.0606 0.4949 0.8217
9.250 1.2326 0.02079 0.01537 -0.0562 0.4854 0.8315
9.500 1.2541 0.02039 0.01496 -0.0547 0.4760 0.8409
9.750 1.2406 0.02084 0.01562 -0.0484 0.4668 0.8527
10.000 1.2488 0.02091 0.01572 -0.0453 0.4561 0.8654
10.250 1.2420 0.02142 0.01637 -0.0404 0.4442 0.8798
10.500 1.2337 0.02217 0.01725 -0.0357 0.4311 0.8965
10.750 1.2255 0.02300 0.01819 -0.0313 0.4156 0.9175
11.000 1.2208 0.02389 0.01912 -0.0279 0.3941 0.9525
11.250 1.2239 0.02532 0.02040 -0.0273 0.3626 1.0000
11.500 1.2195 0.02751 0.02236 -0.0260 0.3308 1.0000
11.750 1.2105 0.03012 0.02476 -0.0245 0.3002 1.0000
12.000 1.1986 0.03306 0.02750 -0.0229 0.2723 1.0000
12.250 1.1868 0.03618 0.03046 -0.0216 0.2461 1.0000
12.500 1.1752 0.03944 0.03356 -0.0205 0.2227 1.0000
12.750 1.1661 0.04268 0.03667 -0.0197 0.2006 1.0000
13.000 1.1579 0.04595 0.03981 -0.0191 0.1811 1.0000
13.250 1.1510 0.04922 0.04296 -0.0186 0.1639 1.0000
13.750 1.1428 0.05551 0.04905 -0.0182 0.1348 1.0000
14.000 1.1413 0.05851 0.05197 -0.0182 0.1226 1.0000
14.250 1.1411 0.06146 0.05487 -0.0182 0.1116 1.0000
14.500 1.1423 0.06428 0.05766 -0.0184 0.1023 1.0000
14.750 1.1433 0.06715 0.06048 -0.0185 0.0943 1.0000
15.000 1.1441 0.07005 0.06328 -0.0187 0.0879 1.0000
15.250 1.1494 0.07260 0.06587 -0.0190 0.0817 1.0000
15.500 1.1533 0.07522 0.06845 -0.0193 0.0767 1.0000
15.750 1.1587 0.07776 0.07099 -0.0197 0.0723 1.0000
16.000 1.1649 0.08013 0.07336 -0.0200 0.0684 1.0000
16.250 1.1715 0.08258 0.07583 -0.0204 0.0650 1.0000
16.500 1.1790 0.08478 0.07798 -0.0207 0.0620 1.0000
16.750 1.1863 0.08719 0.08047 -0.0212 0.0591 1.0000
17.000 1.1949 0.08930 0.08252 -0.0216 0.0568 1.0000
17.250 1.2045 0.09130 0.08456 -0.0219 0.0546 1.0000
17.500 1.2125 0.09361 0.08694 -0.0224 0.0525 1.0000
17.750 1.2232 0.09544 0.08872 -0.0228 0.0507 1.0000
18.000 1.2338 0.09730 0.09061 -0.0231 0.0489 1.0000
18.250 1.2402 0.09988 0.09331 -0.0238 0.0473 1.0000
18.500 1.2492 0.10200 0.09545 -0.0244 0.0458 1.0000
18.750 1.2673 0.10262 0.09592 -0.0243 0.0442 1.0000
19.000 1.2695 0.10589 0.09940 -0.0254 0.0432 1.0000
19.250 1.2746 0.10868 0.10234 -0.0263 0.0421 1.0000
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