NACA 65(4)-421 a=0.5 (naca654421a05-il) Xfoil prediction polar at RE=1,000,000 Ncrit=9
| Details | Polar file |
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Airfoil: NACA 65(4)-421 a=0.5 (naca654421a05-il) Reynolds number: 1,000,000 Max Cl/Cd: 128.24 at α=7.25° Description: Mach=0 Ncrit=9 Source: Xfoil prediction Download polar: xf-naca654421a05-il-1000000.txt Download as CSV file: xf-naca654421a05-il-1000000.csv |
XFOIL Version 6.96
Calculated polar for: NACA 65(4)-421 a=0.5
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
------ -------- --------- --------- -------- -------- --------
-19.500 -0.9374 0.07344 0.06957 -0.0868 0.8632 0.0218
-19.250 -0.9397 0.07000 0.06601 -0.0884 0.8544 0.0220
-19.000 -0.9410 0.06681 0.06269 -0.0897 0.8466 0.0221
-18.750 -0.9420 0.06369 0.05947 -0.0910 0.8396 0.0223
-18.500 -0.9398 0.06111 0.05679 -0.0921 0.8321 0.0227
-18.250 -0.9402 0.05823 0.05378 -0.0930 0.8261 0.0228
-18.000 -0.9384 0.05570 0.05115 -0.0938 0.8195 0.0231
-17.750 -0.9357 0.05338 0.04870 -0.0944 0.8129 0.0233
-17.500 -0.9330 0.05111 0.04633 -0.0950 0.8072 0.0235
-17.250 -0.9298 0.04892 0.04402 -0.0953 0.8013 0.0236
-17.000 -0.9257 0.04697 0.04195 -0.0956 0.7951 0.0238
-16.750 -0.9225 0.04484 0.03969 -0.0956 0.7898 0.0241
-16.500 -0.9134 0.04322 0.03802 -0.0954 0.7845 0.0244
-16.250 -0.9048 0.04173 0.03648 -0.0953 0.7790 0.0246
-16.000 -0.8956 0.04033 0.03501 -0.0951 0.7731 0.0249
-15.750 -0.8862 0.03893 0.03358 -0.0951 0.7689 0.0251
-15.500 -0.8766 0.03761 0.03220 -0.0949 0.7640 0.0253
-15.250 -0.8666 0.03634 0.03085 -0.0946 0.7590 0.0255
-15.000 -0.8568 0.03514 0.02957 -0.0943 0.7539 0.0258
-14.750 -0.8458 0.03396 0.02834 -0.0939 0.7501 0.0261
-14.500 -0.8341 0.03288 0.02719 -0.0935 0.7456 0.0263
-14.250 -0.8226 0.03185 0.02610 -0.0930 0.7411 0.0267
-14.000 -0.8103 0.03087 0.02502 -0.0925 0.7362 0.0269
-13.750 -0.7969 0.02991 0.02401 -0.0920 0.7326 0.0271
-13.500 -0.7834 0.02899 0.02303 -0.0914 0.7286 0.0273
-13.250 -0.7695 0.02813 0.02211 -0.0908 0.7244 0.0275
-13.000 -0.7557 0.02733 0.02123 -0.0902 0.7202 0.0277
-12.750 -0.7416 0.02637 0.02019 -0.0894 0.7162 0.0281
-12.500 -0.7280 0.02540 0.01922 -0.0885 0.7133 0.0284
-12.250 -0.7145 0.02451 0.01831 -0.0877 0.7099 0.0286
-12.000 -0.7009 0.02370 0.01748 -0.0868 0.7064 0.0289
-11.750 -0.6872 0.02293 0.01666 -0.0859 0.7028 0.0292
-11.500 -0.6726 0.02226 0.01594 -0.0851 0.6987 0.0296
-11.250 -0.6578 0.02154 0.01520 -0.0843 0.6962 0.0299
-11.000 -0.6432 0.02082 0.01446 -0.0833 0.6933 0.0301
-10.750 -0.6285 0.02015 0.01375 -0.0823 0.6901 0.0304
-10.500 -0.6136 0.01951 0.01307 -0.0813 0.6870 0.0308
-10.250 -0.5986 0.01891 0.01242 -0.0803 0.6837 0.0311
-10.000 -0.5841 0.01833 0.01177 -0.0791 0.6801 0.0313
-9.750 -0.5692 0.01772 0.01114 -0.0779 0.6782 0.0315
-9.500 -0.5542 0.01714 0.01054 -0.0767 0.6758 0.0318
-9.250 -0.5384 0.01663 0.00999 -0.0756 0.6734 0.0319
-9.000 -0.5226 0.01614 0.00947 -0.0743 0.6708 0.0321
-8.750 -0.5144 0.01538 0.00866 -0.0720 0.6682 0.0325
-8.500 -0.5038 0.01479 0.00802 -0.0699 0.6655 0.0330
-8.250 -0.4915 0.01433 0.00752 -0.0679 0.6623 0.0334
-8.000 -0.4779 0.01394 0.00712 -0.0658 0.6607 0.0338
-7.750 -0.4641 0.01365 0.00681 -0.0637 0.6586 0.0344
-7.500 -0.4465 0.01337 0.00652 -0.0622 0.6565 0.0349
-7.250 -0.4264 0.01309 0.00622 -0.0612 0.6544 0.0355
-7.000 -0.4052 0.01284 0.00594 -0.0604 0.6523 0.0362
-6.750 -0.3829 0.01262 0.00568 -0.0597 0.6502 0.0368
-6.500 -0.3621 0.01232 0.00535 -0.0588 0.6480 0.0380
-6.250 -0.3400 0.01210 0.00510 -0.0581 0.6453 0.0395
-6.000 -0.3161 0.01188 0.00488 -0.0577 0.6438 0.0411
-5.750 -0.2919 0.01165 0.00465 -0.0573 0.6424 0.0433
-5.500 -0.2680 0.01139 0.00441 -0.0569 0.6406 0.0471
-5.250 -0.2446 0.01109 0.00418 -0.0564 0.6388 0.0570
-5.000 -0.2267 0.01046 0.00381 -0.0551 0.6369 0.1110
-4.750 -0.2084 0.00981 0.00347 -0.0540 0.6351 0.1822
-4.250 -0.1724 0.00832 0.00275 -0.0517 0.6316 0.3732
-4.000 -0.1518 0.00775 0.00254 -0.0509 0.6295 0.4715
-3.750 -0.1247 0.00767 0.00253 -0.0510 0.6271 0.5034
-3.500 -0.0963 0.00759 0.00250 -0.0513 0.6262 0.5236
-3.250 -0.0675 0.00754 0.00248 -0.0517 0.6250 0.5383
-3.000 -0.0381 0.00753 0.00246 -0.0521 0.6235 0.5499
-2.750 -0.0094 0.00749 0.00246 -0.0525 0.6219 0.5620
-2.500 0.0201 0.00749 0.00245 -0.0529 0.6202 0.5709
-2.250 0.0491 0.00748 0.00246 -0.0533 0.6187 0.5803
-2.000 0.0783 0.00751 0.00248 -0.0538 0.6172 0.5912
-1.750 0.1074 0.00754 0.00252 -0.0541 0.6157 0.6006
-1.250 0.1661 0.00760 0.00254 -0.0551 0.6123 0.6111
-1.000 0.1955 0.00767 0.00258 -0.0556 0.6101 0.6142
-0.750 0.2250 0.00767 0.00259 -0.0562 0.6090 0.6170
-0.500 0.2546 0.00767 0.00259 -0.0567 0.6078 0.6198
-0.250 0.2842 0.00768 0.00260 -0.0573 0.6065 0.6226
0.000 0.3139 0.00771 0.00262 -0.0578 0.6051 0.6250
0.250 0.3431 0.00769 0.00262 -0.0584 0.6037 0.6289
0.500 0.3724 0.00769 0.00264 -0.0589 0.6023 0.6323
0.750 0.4018 0.00770 0.00266 -0.0594 0.6008 0.6355
1.000 0.4312 0.00772 0.00268 -0.0599 0.5993 0.6387
1.250 0.4606 0.00776 0.00271 -0.0605 0.5977 0.6417
1.500 0.4901 0.00782 0.00275 -0.0610 0.5961 0.6444
1.750 0.5192 0.00786 0.00281 -0.0615 0.5943 0.6489
2.000 0.5484 0.00796 0.00292 -0.0621 0.5924 0.6528
2.250 0.5774 0.00797 0.00297 -0.0626 0.5915 0.6567
2.500 0.6064 0.00799 0.00302 -0.0631 0.5902 0.6603
2.750 0.6355 0.00803 0.00307 -0.0636 0.5888 0.6634
3.000 0.6643 0.00804 0.00314 -0.0640 0.5873 0.6680
3.250 0.6930 0.00806 0.00320 -0.0645 0.5857 0.6723
3.500 0.7219 0.00809 0.00326 -0.0650 0.5841 0.6767
3.750 0.7508 0.00814 0.00332 -0.0655 0.5824 0.6808
4.000 0.7795 0.00818 0.00338 -0.0659 0.5807 0.6853
4.250 0.8080 0.00822 0.00346 -0.0663 0.5786 0.6905
4.500 0.8371 0.00837 0.00360 -0.0669 0.5757 0.6956
4.750 0.8646 0.00836 0.00366 -0.0671 0.5740 0.7004
5.000 0.8918 0.00835 0.00371 -0.0673 0.5712 0.7053
5.250 0.9189 0.00833 0.00375 -0.0674 0.5678 0.7109
5.500 0.9460 0.00833 0.00378 -0.0675 0.5643 0.7165
5.750 0.9732 0.00842 0.00384 -0.0677 0.5590 0.7216
6.000 0.9976 0.00837 0.00388 -0.0674 0.5539 0.7276
6.250 1.0222 0.00837 0.00393 -0.0670 0.5477 0.7339
6.500 1.0466 0.00846 0.00402 -0.0667 0.5420 0.7402
6.750 1.0700 0.00848 0.00411 -0.0661 0.5339 0.7467
7.000 1.0906 0.00859 0.00423 -0.0651 0.5257 0.7539
7.250 1.1131 0.00868 0.00437 -0.0644 0.5175 0.7608
7.500 1.1302 0.00883 0.00454 -0.0628 0.5077 0.7680
7.750 1.1377 0.00904 0.00476 -0.0592 0.4953 0.7764
8.000 1.1414 0.00945 0.00515 -0.0552 0.4787 0.7848
8.250 1.1416 0.01005 0.00573 -0.0509 0.4573 0.7949
8.500 1.1329 0.01103 0.00663 -0.0455 0.4310 0.8056
8.750 1.1247 0.01217 0.00770 -0.0405 0.4044 0.8180
9.000 1.1102 0.01368 0.00913 -0.0350 0.3756 0.8318
9.250 1.0899 0.01561 0.01096 -0.0290 0.3425 0.8477
9.500 1.0758 0.01740 0.01270 -0.0242 0.3162 0.8658
9.750 1.0636 0.01918 0.01444 -0.0198 0.2897 0.8883
10.000 1.0519 0.02106 0.01632 -0.0158 0.2637 0.9230
10.250 1.0662 0.02391 0.01906 -0.0190 0.2216 0.9640
10.500 1.0669 0.02628 0.02128 -0.0183 0.1906 1.0000
10.750 1.0646 0.02830 0.02317 -0.0163 0.1686 1.0000
11.000 1.0608 0.03047 0.02520 -0.0144 0.1439 1.0000
11.250 1.0595 0.03250 0.02710 -0.0126 0.1201 1.0000
11.500 1.0577 0.03464 0.02911 -0.0110 0.0980 1.0000
11.750 1.0561 0.03681 0.03114 -0.0095 0.0754 1.0000
12.000 1.0531 0.03913 0.03331 -0.0079 0.0536 1.0000
12.250 1.0528 0.04129 0.03535 -0.0066 0.0370 1.0000
12.500 1.0595 0.04300 0.03703 -0.0058 0.0313 1.0000
12.750 1.0676 0.04458 0.03860 -0.0052 0.0277 1.0000
13.000 1.0775 0.04603 0.04005 -0.0047 0.0257 1.0000
13.250 1.0851 0.04772 0.04176 -0.0041 0.0242 1.0000
13.500 1.0968 0.04908 0.04314 -0.0037 0.0233 1.0000
13.750 1.1060 0.05065 0.04473 -0.0033 0.0219 1.0000
14.000 1.1132 0.05245 0.04655 -0.0028 0.0211 1.0000
14.250 1.1219 0.05411 0.04824 -0.0024 0.0205 1.0000
14.500 1.1326 0.05561 0.04977 -0.0022 0.0198 1.0000
14.750 1.1416 0.05730 0.05150 -0.0019 0.0195 1.0000
15.000 1.1499 0.05907 0.05330 -0.0017 0.0188 1.0000
15.250 1.1575 0.06092 0.05517 -0.0014 0.0183 1.0000
15.500 1.1635 0.06296 0.05725 -0.0012 0.0181 1.0000
15.750 1.1666 0.06531 0.05965 -0.0009 0.0175 1.0000
16.000 1.1755 0.06711 0.06149 -0.0008 0.0174 1.0000
16.250 1.1825 0.06915 0.06358 -0.0008 0.0171 1.0000
16.500 1.1901 0.07113 0.06561 -0.0008 0.0168 1.0000
16.750 1.1974 0.07317 0.06769 -0.0008 0.0166 1.0000
17.000 1.2023 0.07549 0.07007 -0.0009 0.0164 1.0000
17.250 1.2084 0.07769 0.07230 -0.0011 0.0160 1.0000
17.500 1.2130 0.08009 0.07475 -0.0012 0.0158 1.0000
17.750 1.2167 0.08266 0.07737 -0.0015 0.0157 1.0000
18.000 1.2208 0.08517 0.07992 -0.0018 0.0154 1.0000
18.250 1.2197 0.08839 0.08319 -0.0022 0.0151 1.0000
18.500 1.2179 0.09167 0.08653 -0.0026 0.0149 1.0000
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