NACA 63(4)-221 (naca634221-il) Xfoil prediction polar at RE=500,000 Ncrit=9
| Details | Polar file |
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Airfoil: NACA 63(4)-221 (naca634221-il) Reynolds number: 500,000 Max Cl/Cd: 87.99 at α=8.5° Description: Mach=0 Ncrit=9 Source: Xfoil prediction Download polar: xf-naca634221-il-500000.txt Download as CSV file: xf-naca634221-il-500000.csv |
XFOIL Version 6.96
Calculated polar for: NACA 63(4)-221
1 1 Reynolds number fixed Mach number fixed
xtrf = 1.000 (top) 1.000 (bottom)
Mach = 0.000 Re = 0.500 e 6 Ncrit = 9.000
alpha CL CD CDp CM Top_Xtr Bot_Xtr
------ -------- --------- --------- -------- -------- --------
-19.250 -1.0542 0.08897 0.08405 -0.0408 1.0000 0.0364
-19.000 -1.0502 0.08621 0.08124 -0.0419 1.0000 0.0371
-18.750 -1.0472 0.08331 0.07827 -0.0431 1.0000 0.0379
-18.500 -1.0433 0.08048 0.07535 -0.0442 1.0000 0.0386
-18.250 -1.0396 0.07767 0.07244 -0.0453 1.0000 0.0392
-18.000 -1.0345 0.07547 0.07028 -0.0457 1.0000 0.0402
-17.750 -1.0295 0.07304 0.06783 -0.0465 1.0000 0.0409
-17.500 -1.0243 0.07061 0.06536 -0.0473 1.0000 0.0417
-17.250 -1.0187 0.06824 0.06295 -0.0480 1.0000 0.0426
-17.000 -1.0120 0.06602 0.06067 -0.0486 1.0000 0.0434
-16.750 -1.0055 0.06379 0.05837 -0.0492 1.0000 0.0441
-16.500 -0.9997 0.06167 0.05621 -0.0496 1.0000 0.0449
-16.250 -0.9954 0.05939 0.05394 -0.0500 1.0000 0.0458
-16.000 -0.9899 0.05718 0.05171 -0.0504 1.0000 0.0466
-15.750 -0.9827 0.05518 0.04968 -0.0508 1.0000 0.0476
-15.500 -0.9758 0.05317 0.04763 -0.0511 1.0000 0.0485
-15.250 -0.9676 0.05132 0.04572 -0.0514 1.0000 0.0494
-15.000 -0.9595 0.04947 0.04383 -0.0516 1.0000 0.0503
-14.750 -0.9573 0.04717 0.04153 -0.0517 1.0000 0.0514
-14.500 -0.9518 0.04517 0.03953 -0.0519 1.0000 0.0527
-14.250 -0.9442 0.04336 0.03770 -0.0520 1.0000 0.0540
-14.000 -0.9361 0.04165 0.03595 -0.0520 1.0000 0.0553
-13.750 -0.9274 0.04000 0.03426 -0.0520 1.0000 0.0567
-13.500 -0.9247 0.03788 0.03217 -0.0520 1.0000 0.0585
-13.250 -0.9185 0.03609 0.03039 -0.0517 0.9892 0.0603
-13.000 -0.8771 0.03411 0.02830 -0.0587 0.9379 0.0637
-12.750 -0.8594 0.03208 0.02616 -0.0614 0.9015 0.0673
-12.500 -0.8518 0.03083 0.02478 -0.0606 0.8780 0.0708
-12.250 -0.8510 0.02919 0.02309 -0.0594 0.8613 0.0743
-11.750 -0.8442 0.02631 0.02010 -0.0569 0.8358 0.0840
-11.500 -0.8398 0.02498 0.01872 -0.0556 0.8255 0.0905
-11.250 -0.8368 0.02357 0.01731 -0.0542 0.8155 0.0986
-11.000 -0.8340 0.02221 0.01595 -0.0526 0.8068 0.1077
-10.750 -0.8301 0.02093 0.01469 -0.0511 0.7978 0.1181
-10.500 -0.8260 0.01976 0.01350 -0.0493 0.7898 0.1295
-10.250 -0.8209 0.01862 0.01240 -0.0476 0.7820 0.1414
-10.000 -0.8158 0.01758 0.01136 -0.0457 0.7744 0.1539
-9.750 -0.8114 0.01659 0.01037 -0.0436 0.7676 0.1673
-9.500 -0.8087 0.01560 0.00943 -0.0411 0.7604 0.1822
-9.000 -0.8059 0.01408 0.00799 -0.0346 0.7471 0.2179
-8.750 -0.7945 0.01340 0.00742 -0.0327 0.7408 0.2434
-8.500 -0.7804 0.01276 0.00687 -0.0311 0.7350 0.2701
-8.250 -0.7631 0.01224 0.00640 -0.0299 0.7295 0.2983
-8.000 -0.7440 0.01169 0.00599 -0.0291 0.7239 0.3269
-7.750 -0.7221 0.01128 0.00568 -0.0285 0.7182 0.3539
-7.500 -0.6980 0.01102 0.00543 -0.0282 0.7129 0.3769
-7.250 -0.6721 0.01085 0.00526 -0.0280 0.7079 0.3943
-7.000 -0.6452 0.01069 0.00511 -0.0281 0.7026 0.4077
-6.750 -0.6175 0.01060 0.00495 -0.0282 0.6972 0.4193
-6.500 -0.5904 0.01050 0.00483 -0.0282 0.6921 0.4303
-6.250 -0.5625 0.01043 0.00474 -0.0283 0.6872 0.4419
-6.000 -0.5341 0.01040 0.00467 -0.0285 0.6822 0.4534
-5.750 -0.5059 0.01032 0.00459 -0.0287 0.6773 0.4615
-5.500 -0.4773 0.01033 0.00451 -0.0289 0.6725 0.4691
-5.250 -0.4485 0.01029 0.00443 -0.0291 0.6677 0.4758
-5.000 -0.4196 0.01023 0.00439 -0.0294 0.6627 0.4819
-4.750 -0.3905 0.01021 0.00430 -0.0297 0.6578 0.4875
-4.500 -0.3614 0.01020 0.00419 -0.0300 0.6534 0.4925
-4.250 -0.3324 0.01015 0.00416 -0.0302 0.6490 0.4978
-4.000 -0.3030 0.01015 0.00415 -0.0306 0.6444 0.5040
-3.500 -0.2446 0.01010 0.00403 -0.0312 0.6353 0.5148
-3.250 -0.2153 0.01011 0.00400 -0.0315 0.6308 0.5189
-3.000 -0.1857 0.01008 0.00396 -0.0319 0.6263 0.5231
-2.750 -0.1560 0.01007 0.00390 -0.0323 0.6219 0.5270
-2.500 -0.1267 0.01001 0.00381 -0.0326 0.6177 0.5310
-2.250 -0.0974 0.01003 0.00380 -0.0329 0.6135 0.5349
-2.000 -0.0677 0.01001 0.00380 -0.0333 0.6096 0.5390
-1.750 -0.0381 0.01000 0.00377 -0.0337 0.6053 0.5432
-1.500 -0.0083 0.01002 0.00373 -0.0342 0.6010 0.5469
-1.250 0.0209 0.00996 0.00368 -0.0345 0.5968 0.5512
-1.000 0.0503 0.01000 0.00371 -0.0348 0.5928 0.5551
-0.750 0.0800 0.00999 0.00372 -0.0352 0.5889 0.5590
-0.500 0.1097 0.01000 0.00371 -0.0356 0.5849 0.5632
-0.250 0.1394 0.01001 0.00368 -0.0361 0.5811 0.5669
0.000 0.1687 0.01000 0.00368 -0.0364 0.5773 0.5707
0.250 0.1981 0.01004 0.00373 -0.0368 0.5734 0.5745
0.500 0.2277 0.01005 0.00376 -0.0371 0.5694 0.5787
0.750 0.2574 0.01008 0.00378 -0.0376 0.5656 0.5829
1.000 0.2869 0.01009 0.00378 -0.0380 0.5619 0.5868
1.250 0.3161 0.01013 0.00381 -0.0383 0.5580 0.5907
1.500 0.3454 0.01017 0.00389 -0.0386 0.5544 0.5947
1.750 0.3749 0.01019 0.00395 -0.0390 0.5505 0.5989
2.000 0.4044 0.01023 0.00398 -0.0394 0.5464 0.6031
2.250 0.4335 0.01025 0.00400 -0.0397 0.5426 0.6075
2.500 0.4627 0.01035 0.00410 -0.0400 0.5385 0.6118
2.750 0.4918 0.01038 0.00419 -0.0403 0.5350 0.6162
3.000 0.5210 0.01042 0.00426 -0.0407 0.5310 0.6207
3.250 0.5502 0.01047 0.00431 -0.0410 0.5271 0.6249
3.500 0.5790 0.01050 0.00437 -0.0413 0.5232 0.6293
3.750 0.6080 0.01063 0.00450 -0.0416 0.5193 0.6337
4.000 0.6367 0.01067 0.00461 -0.0419 0.5156 0.6386
4.250 0.6656 0.01074 0.00470 -0.0422 0.5115 0.6432
4.500 0.6940 0.01076 0.00478 -0.0424 0.5074 0.6481
4.750 0.7225 0.01089 0.00488 -0.0426 0.5024 0.6529
5.000 0.7503 0.01091 0.00499 -0.0426 0.4967 0.6578
5.250 0.7784 0.01095 0.00505 -0.0428 0.4908 0.6626
5.500 0.8062 0.01103 0.00514 -0.0429 0.4859 0.6673
5.750 0.8338 0.01112 0.00530 -0.0430 0.4810 0.6722
6.000 0.8613 0.01118 0.00543 -0.0430 0.4754 0.6776
6.250 0.8888 0.01128 0.00553 -0.0431 0.4696 0.6829
6.500 0.9154 0.01138 0.00567 -0.0430 0.4636 0.6880
6.750 0.9419 0.01143 0.00583 -0.0429 0.4568 0.6931
7.000 0.9677 0.01158 0.00594 -0.0426 0.4492 0.6986
7.250 0.9935 0.01167 0.00610 -0.0424 0.4399 0.7039
7.500 1.0168 0.01181 0.00625 -0.0418 0.4291 0.7094
7.750 1.0409 0.01194 0.00644 -0.0413 0.4179 0.7152
8.000 1.0645 0.01214 0.00665 -0.0408 0.4078 0.7210
8.250 1.0858 0.01237 0.00688 -0.0399 0.3961 0.7264
8.500 1.1069 0.01258 0.00715 -0.0390 0.3826 0.7322
8.750 1.1255 0.01290 0.00746 -0.0377 0.3671 0.7387
9.000 1.1403 0.01329 0.00782 -0.0359 0.3495 0.7448
9.250 1.1467 0.01374 0.00825 -0.0326 0.3314 0.7510
9.500 1.1490 0.01442 0.00887 -0.0289 0.3130 0.7580
9.750 1.1503 0.01528 0.00968 -0.0255 0.2947 0.7652
10.000 1.1513 0.01625 0.01063 -0.0224 0.2760 0.7726
10.250 1.1521 0.01741 0.01172 -0.0196 0.2568 0.7807
10.500 1.1518 0.01867 0.01296 -0.0169 0.2382 0.7884
10.750 1.1512 0.02010 0.01434 -0.0144 0.2203 0.7970
11.000 1.1501 0.02163 0.01584 -0.0121 0.2035 0.8056
11.250 1.1488 0.02326 0.01745 -0.0100 0.1879 0.8154
11.500 1.1480 0.02494 0.01912 -0.0081 0.1741 0.8252
11.750 1.1477 0.02666 0.02084 -0.0064 0.1623 0.8365
12.250 1.1481 0.03010 0.02434 -0.0032 0.1411 0.8628
12.500 1.1483 0.03182 0.02612 -0.0017 0.1316 0.8814
12.750 1.1460 0.03367 0.02805 0.0000 0.1215 0.9148
13.000 1.1551 0.03589 0.03030 -0.0013 0.1100 1.0000
13.250 1.1568 0.03819 0.03255 -0.0010 0.1007 1.0000
13.500 1.1597 0.04043 0.03475 -0.0008 0.0918 1.0000
13.750 1.1626 0.04270 0.03700 -0.0006 0.0843 1.0000
14.000 1.1639 0.04518 0.03945 -0.0005 0.0776 1.0000
14.250 1.1646 0.04776 0.04201 -0.0005 0.0720 1.0000
14.500 1.1691 0.05005 0.04431 -0.0006 0.0675 1.0000
14.750 1.1686 0.05287 0.04712 -0.0007 0.0637 1.0000
15.000 1.1746 0.05509 0.04937 -0.0009 0.0605 1.0000
15.250 1.1756 0.05789 0.05217 -0.0012 0.0578 1.0000
15.500 1.1792 0.06043 0.05475 -0.0015 0.0553 1.0000
15.750 1.1835 0.06297 0.05733 -0.0020 0.0532 1.0000
16.000 1.1851 0.06583 0.06019 -0.0025 0.0514 1.0000
16.250 1.1862 0.06883 0.06323 -0.0031 0.0499 1.0000
16.500 1.1920 0.07131 0.06577 -0.0037 0.0486 1.0000
16.750 1.1957 0.07408 0.06859 -0.0044 0.0473 1.0000
17.000 1.1985 0.07698 0.07152 -0.0051 0.0461 1.0000
17.250 1.1978 0.08038 0.07493 -0.0061 0.0449 1.0000
17.500 1.2018 0.08322 0.07784 -0.0069 0.0440 1.0000
17.750 1.2065 0.08601 0.08069 -0.0078 0.0429 1.0000
18.000 1.2104 0.08893 0.08367 -0.0088 0.0419 1.0000
18.250 1.2135 0.09199 0.08677 -0.0099 0.0409 1.0000
18.500 1.2140 0.09543 0.09023 -0.0112 0.0400 1.0000
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