NACA 65(4)-221 (naca654221-il) Xfoil prediction polar at RE=1,000,000 Ncrit=9
| Details | Polar file |
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Airfoil: NACA 65(4)-221 (naca654221-il) Reynolds number: 1,000,000 Max Cl/Cd: 105.8 at α=6.25° Description: Mach=0 Ncrit=9 Source: Xfoil prediction Download polar: xf-naca654221-il-1000000.txt Download as CSV file: xf-naca654221-il-1000000.csv |
XFOIL Version 6.96
Calculated polar for: NACA 65(4)-221
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
------ -------- --------- --------- -------- -------- --------
-19.750 -1.0551 0.08007 0.07594 -0.0639 1.0000 0.0202
-19.500 -1.0544 0.07706 0.07285 -0.0650 1.0000 0.0203
-19.250 -1.0547 0.07393 0.06963 -0.0661 1.0000 0.0204
-18.750 -1.0490 0.06938 0.06492 -0.0661 1.0000 0.0207
-18.500 -1.0441 0.06736 0.06286 -0.0661 1.0000 0.0209
-18.250 -1.0384 0.06530 0.06076 -0.0663 1.0000 0.0210
-18.000 -1.0321 0.06321 0.05867 -0.0667 1.0000 0.0213
-17.750 -1.0263 0.06127 0.05666 -0.0667 1.0000 0.0213
-17.500 -1.0191 0.05928 0.05465 -0.0672 1.0000 0.0216
-17.250 -1.0120 0.05735 0.05268 -0.0674 1.0000 0.0218
-17.000 -1.0045 0.05549 0.05079 -0.0675 1.0000 0.0220
-16.750 -0.9960 0.05384 0.04908 -0.0675 1.0000 0.0220
-16.500 -0.9876 0.05212 0.04732 -0.0676 1.0000 0.0222
-16.250 -0.9790 0.05049 0.04565 -0.0675 1.0000 0.0224
-16.000 -0.9695 0.04895 0.04408 -0.0674 1.0000 0.0225
-15.750 -0.9558 0.04726 0.04234 -0.0681 0.9723 0.0227
-15.500 -0.9202 0.04514 0.04015 -0.0739 0.9593 0.0230
-15.250 -0.8836 0.04318 0.03810 -0.0796 0.9463 0.0232
-15.000 -0.8523 0.04159 0.03637 -0.0838 0.9228 0.0236
-14.750 -0.8393 0.04035 0.03499 -0.0839 0.8980 0.0237
-14.500 -0.8293 0.03916 0.03369 -0.0833 0.8805 0.0238
-14.250 -0.8178 0.03809 0.03253 -0.0827 0.8668 0.0239
-14.000 -0.8061 0.03704 0.03138 -0.0821 0.8551 0.0240
-13.750 -0.7995 0.03567 0.02993 -0.0812 0.8440 0.0242
-13.500 -0.7935 0.03425 0.02844 -0.0802 0.8344 0.0245
-13.250 -0.7853 0.03300 0.02712 -0.0793 0.8249 0.0246
-13.000 -0.7776 0.03171 0.02577 -0.0785 0.8164 0.0249
-12.750 -0.7684 0.03054 0.02455 -0.0776 0.8079 0.0252
-12.500 -0.7580 0.02948 0.02342 -0.0768 0.8003 0.0255
-12.250 -0.7467 0.02846 0.02236 -0.0760 0.7932 0.0257
-12.000 -0.7355 0.02750 0.02134 -0.0751 0.7859 0.0261
-11.750 -0.7241 0.02653 0.02032 -0.0742 0.7795 0.0263
-11.500 -0.7114 0.02567 0.01941 -0.0734 0.7728 0.0268
-11.250 -0.6999 0.02480 0.01847 -0.0724 0.7661 0.0271
-11.000 -0.6862 0.02403 0.01766 -0.0715 0.7601 0.0275
-10.750 -0.6728 0.02325 0.01683 -0.0706 0.7542 0.0278
-10.500 -0.6599 0.02250 0.01601 -0.0696 0.7483 0.0280
-10.250 -0.6498 0.02158 0.01505 -0.0683 0.7432 0.0285
-10.000 -0.6411 0.02059 0.01403 -0.0668 0.7380 0.0292
-9.750 -0.6285 0.01986 0.01326 -0.0657 0.7327 0.0298
-9.500 -0.6161 0.01916 0.01250 -0.0644 0.7272 0.0305
-9.250 -0.6016 0.01850 0.01183 -0.0633 0.7231 0.0313
-9.000 -0.5871 0.01788 0.01117 -0.0622 0.7185 0.0318
-8.750 -0.5732 0.01727 0.01052 -0.0610 0.7135 0.0330
-8.500 -0.5611 0.01662 0.00982 -0.0595 0.7084 0.0343
-8.250 -0.5477 0.01597 0.00918 -0.0581 0.7050 0.0361
-8.000 -0.5323 0.01545 0.00864 -0.0569 0.7010 0.0378
-7.750 -0.5215 0.01478 0.00797 -0.0551 0.6969 0.0425
-7.500 -0.5114 0.01413 0.00734 -0.0531 0.6928 0.0506
-7.250 -0.5101 0.01320 0.00653 -0.0499 0.6889 0.0762
-7.000 -0.5116 0.01227 0.00576 -0.0460 0.6856 0.1082
-6.750 -0.5167 0.01159 0.00522 -0.0409 0.6818 0.1386
-6.500 -0.5129 0.01095 0.00475 -0.0373 0.6782 0.1794
-6.250 -0.5062 0.01022 0.00425 -0.0343 0.6744 0.2341
-6.000 -0.4966 0.00943 0.00374 -0.0319 0.6711 0.3006
-5.750 -0.4862 0.00847 0.00318 -0.0296 0.6686 0.3859
-5.500 -0.4692 0.00777 0.00282 -0.0283 0.6658 0.4628
-5.250 -0.4438 0.00756 0.00270 -0.0281 0.6630 0.4948
-5.000 -0.4163 0.00747 0.00262 -0.0283 0.6602 0.5133
-4.750 -0.3883 0.00742 0.00257 -0.0286 0.6573 0.5272
-4.500 -0.3594 0.00745 0.00253 -0.0290 0.6539 0.5370
-4.250 -0.3309 0.00739 0.00251 -0.0293 0.6520 0.5467
-4.000 -0.3015 0.00739 0.00249 -0.0298 0.6496 0.5554
-3.750 -0.2726 0.00737 0.00249 -0.0302 0.6471 0.5639
-3.500 -0.2431 0.00743 0.00249 -0.0307 0.6447 0.5705
-3.250 -0.2143 0.00743 0.00252 -0.0310 0.6423 0.5791
-3.000 -0.1850 0.00753 0.00258 -0.0314 0.6397 0.5860
-2.750 -0.1556 0.00762 0.00259 -0.0319 0.6368 0.5892
-2.500 -0.1263 0.00754 0.00254 -0.0324 0.6349 0.5927
-2.250 -0.0966 0.00751 0.00251 -0.0330 0.6331 0.5951
-2.000 -0.0670 0.00749 0.00249 -0.0335 0.6310 0.5972
-1.750 -0.0373 0.00748 0.00247 -0.0341 0.6288 0.5991
-1.500 -0.0076 0.00748 0.00245 -0.0346 0.6266 0.6010
-1.250 0.0220 0.00749 0.00243 -0.0352 0.6244 0.6030
-1.000 0.0516 0.00752 0.00242 -0.0357 0.6222 0.6049
-0.750 0.0812 0.00758 0.00243 -0.0363 0.6196 0.6063
-0.500 0.1108 0.00757 0.00242 -0.0369 0.6176 0.6084
-0.250 0.1403 0.00752 0.00241 -0.0374 0.6161 0.6108
0.000 0.1698 0.00750 0.00241 -0.0380 0.6142 0.6129
0.250 0.1994 0.00750 0.00242 -0.0385 0.6122 0.6150
0.500 0.2290 0.00751 0.00244 -0.0390 0.6101 0.6171
0.750 0.2586 0.00753 0.00246 -0.0396 0.6082 0.6192
1.000 0.2882 0.00756 0.00248 -0.0401 0.6063 0.6212
1.250 0.3177 0.00760 0.00250 -0.0407 0.6042 0.6230
1.500 0.3473 0.00769 0.00256 -0.0413 0.6017 0.6245
1.750 0.3768 0.00770 0.00259 -0.0418 0.5998 0.6268
2.000 0.4060 0.00768 0.00262 -0.0423 0.5982 0.6295
2.250 0.4353 0.00768 0.00267 -0.0428 0.5965 0.6319
2.500 0.4647 0.00770 0.00272 -0.0433 0.5946 0.6343
2.750 0.4940 0.00773 0.00277 -0.0439 0.5925 0.6366
3.000 0.5233 0.00775 0.00281 -0.0443 0.5902 0.6388
3.250 0.5524 0.00779 0.00284 -0.0448 0.5874 0.6409
3.500 0.5816 0.00791 0.00292 -0.0453 0.5834 0.6427
3.750 0.6101 0.00787 0.00295 -0.0457 0.5807 0.6453
4.000 0.6382 0.00781 0.00295 -0.0459 0.5758 0.6482
4.250 0.6657 0.00781 0.00294 -0.0460 0.5687 0.6508
4.500 0.6936 0.00783 0.00300 -0.0462 0.5631 0.6535
4.750 0.7218 0.00783 0.00304 -0.0465 0.5577 0.6562
5.000 0.7484 0.00791 0.00308 -0.0465 0.5495 0.6589
5.250 0.7761 0.00792 0.00313 -0.0467 0.5408 0.6611
5.500 0.8018 0.00799 0.00319 -0.0465 0.5319 0.6642
5.750 0.8286 0.00802 0.00327 -0.0465 0.5213 0.6674
6.000 0.8538 0.00813 0.00338 -0.0463 0.5088 0.6705
6.250 0.8771 0.00829 0.00351 -0.0457 0.4912 0.6735
6.500 0.8973 0.00855 0.00370 -0.0445 0.4677 0.6765
6.750 0.9098 0.00903 0.00401 -0.0421 0.4266 0.6794
7.000 0.9077 0.00978 0.00452 -0.0370 0.3733 0.6832
7.250 0.8990 0.01054 0.00511 -0.0308 0.3329 0.6873
7.500 0.8918 0.01150 0.00589 -0.0253 0.2918 0.6914
7.750 0.8848 0.01261 0.00681 -0.0204 0.2527 0.6953
8.000 0.8801 0.01378 0.00781 -0.0161 0.2180 0.6987
8.250 0.8765 0.01499 0.00890 -0.0123 0.1856 0.7035
8.500 0.8750 0.01624 0.01003 -0.0090 0.1568 0.7079
8.750 0.8751 0.01751 0.01119 -0.0060 0.1306 0.7125
9.000 0.8728 0.01899 0.01253 -0.0030 0.1024 0.7166
9.250 0.8720 0.02045 0.01387 -0.0004 0.0785 0.7214
9.500 0.8716 0.02194 0.01527 0.0021 0.0558 0.7267
9.750 0.8750 0.02330 0.01655 0.0041 0.0417 0.7321
10.000 0.8830 0.02446 0.01769 0.0056 0.0360 0.7367
10.250 0.8938 0.02545 0.01872 0.0067 0.0329 0.7424
10.500 0.9039 0.02653 0.01982 0.0079 0.0308 0.7481
10.750 0.9153 0.02756 0.02088 0.0089 0.0293 0.7536
11.000 0.9271 0.02860 0.02197 0.0098 0.0279 0.7590
11.250 0.9383 0.02967 0.02308 0.0107 0.0269 0.7654
11.500 0.9465 0.03099 0.02444 0.0118 0.0258 0.7718
11.750 0.9592 0.03204 0.02553 0.0125 0.0252 0.7781
12.000 0.9714 0.03310 0.02666 0.0132 0.0245 0.7856
12.250 0.9831 0.03425 0.02786 0.0139 0.0237 0.7927
12.500 0.9944 0.03543 0.02910 0.0145 0.0234 0.8003
12.750 1.0038 0.03677 0.03049 0.0153 0.0227 0.8084
13.000 1.0108 0.03835 0.03212 0.0161 0.0222 0.8162
13.250 1.0177 0.03992 0.03378 0.0169 0.0218 0.8251
13.500 1.0289 0.04123 0.03515 0.0174 0.0216 0.8339
13.750 1.0393 0.04255 0.03656 0.0179 0.0213 0.8442
14.000 1.0495 0.04391 0.03800 0.0184 0.0209 0.8548
14.500 1.0668 0.04685 0.04113 0.0196 0.0204 0.8835
14.750 1.0730 0.04842 0.04282 0.0205 0.0201 0.9057
15.000 1.0842 0.05000 0.04456 0.0203 0.0199 0.9443
15.250 1.1054 0.05206 0.04670 0.0174 0.0194 1.0000
15.500 1.1118 0.05411 0.04878 0.0174 0.0192 1.0000
15.750 1.1182 0.05616 0.05086 0.0174 0.0191 1.0000
16.000 1.1157 0.05913 0.05388 0.0176 0.0185 1.0000
16.250 1.1202 0.06141 0.05621 0.0176 0.0185 1.0000
16.500 1.1283 0.06342 0.05826 0.0174 0.0184 1.0000
16.750 1.1378 0.06531 0.06021 0.0171 0.0182 1.0000
17.000 1.1445 0.06749 0.06243 0.0168 0.0181 1.0000
17.250 1.1526 0.06961 0.06461 0.0164 0.0178 1.0000
17.500 1.1588 0.07193 0.06698 0.0160 0.0177 1.0000
17.750 1.1643 0.07432 0.06942 0.0155 0.0176 1.0000
18.000 1.1698 0.07679 0.07194 0.0150 0.0174 1.0000
18.250 1.1754 0.07924 0.07446 0.0144 0.0172 1.0000
18.500 1.1791 0.08198 0.07725 0.0137 0.0171 1.0000
18.750 1.1849 0.08453 0.07985 0.0130 0.0169 1.0000
19.000 1.1886 0.08732 0.08270 0.0122 0.0168 1.0000
19.250 1.1928 0.09010 0.08553 0.0112 0.0166 1.0000
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