NACA 65(4)-421 (naca654421-il) Xfoil prediction polar at RE=1,000,000 Ncrit=9
| Details | Polar file |
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Airfoil: NACA 65(4)-421 (naca654421-il) Reynolds number: 1,000,000 Max Cl/Cd: 121.96 at α=6.5° Description: Mach=0 Ncrit=9 Source: Xfoil prediction Download polar: xf-naca654421-il-1000000.txt Download as CSV file: xf-naca654421-il-1000000.csv |
XFOIL Version 6.96
Calculated polar for: NACA 65(4)-421
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 -0.9796 0.07928 0.07559 -0.0811 1.0000 0.0216
-19.500 -0.9829 0.07578 0.07199 -0.0824 1.0000 0.0217
-19.250 -0.9830 0.07262 0.06877 -0.0838 1.0000 0.0219
-19.000 -0.9835 0.06958 0.06563 -0.0848 1.0000 0.0220
-18.750 -0.9829 0.06665 0.06262 -0.0859 1.0000 0.0223
-18.500 -0.9818 0.06391 0.05979 -0.0867 1.0000 0.0224
-18.250 -0.9798 0.06131 0.05710 -0.0874 1.0000 0.0226
-18.000 -0.9770 0.05884 0.05455 -0.0881 1.0000 0.0227
-17.750 -0.9736 0.05650 0.05213 -0.0886 1.0000 0.0228
-17.500 -0.9687 0.05439 0.04994 -0.0890 1.0000 0.0229
-17.250 -0.9646 0.05220 0.04768 -0.0895 1.0000 0.0230
-17.000 -0.9578 0.05050 0.04590 -0.0889 1.0000 0.0233
-16.750 -0.9487 0.04905 0.04445 -0.0885 1.0000 0.0237
-16.500 -0.9410 0.04743 0.04282 -0.0879 0.9802 0.0239
-16.250 -0.9113 0.04538 0.04072 -0.0926 0.9669 0.0242
-16.000 -0.8780 0.04336 0.03865 -0.0979 0.9596 0.0246
-15.750 -0.8420 0.04148 0.03669 -0.1034 0.9514 0.0248
-15.500 -0.8049 0.03966 0.03477 -0.1091 0.9405 0.0251
-15.250 -0.7742 0.03811 0.03309 -0.1133 0.9217 0.0255
-15.000 -0.7570 0.03698 0.03183 -0.1141 0.9007 0.0257
-14.750 -0.7443 0.03597 0.03070 -0.1136 0.8839 0.0259
-14.500 -0.7323 0.03500 0.02962 -0.1131 0.8701 0.0261
-14.250 -0.7205 0.03401 0.02854 -0.1125 0.8584 0.0263
-14.000 -0.7079 0.03309 0.02754 -0.1119 0.8484 0.0265
-13.750 -0.6950 0.03220 0.02656 -0.1114 0.8386 0.0267
-13.500 -0.6819 0.03131 0.02561 -0.1107 0.8302 0.0268
-13.250 -0.6688 0.03043 0.02466 -0.1101 0.8216 0.0269
-13.000 -0.6569 0.02954 0.02370 -0.1092 0.8135 0.0271
-12.750 -0.6483 0.02844 0.02256 -0.1080 0.8059 0.0274
-12.500 -0.6387 0.02745 0.02149 -0.1070 0.7980 0.0275
-12.250 -0.6295 0.02639 0.02040 -0.1059 0.7913 0.0278
-12.000 -0.6182 0.02550 0.01946 -0.1050 0.7844 0.0281
-11.750 -0.6067 0.02469 0.01859 -0.1040 0.7774 0.0283
-11.500 -0.5945 0.02384 0.01772 -0.1031 0.7719 0.0286
-11.250 -0.5831 0.02300 0.01683 -0.1020 0.7657 0.0289
-11.000 -0.5702 0.02230 0.01607 -0.1010 0.7592 0.0292
-10.750 -0.5569 0.02155 0.01529 -0.1000 0.7539 0.0296
-10.500 -0.5447 0.02079 0.01448 -0.0989 0.7482 0.0298
-10.250 -0.5313 0.02014 0.01377 -0.0978 0.7423 0.0301
-10.000 -0.5180 0.01945 0.01305 -0.0967 0.7374 0.0305
-9.750 -0.5031 0.01885 0.01241 -0.0957 0.7325 0.0309
-9.500 -0.4895 0.01822 0.01173 -0.0946 0.7274 0.0311
-9.250 -0.4762 0.01762 0.01106 -0.0933 0.7222 0.0313
-9.000 -0.4668 0.01679 0.01021 -0.0916 0.7183 0.0321
-8.750 -0.4545 0.01613 0.00953 -0.0901 0.7138 0.0326
-8.500 -0.4407 0.01557 0.00894 -0.0888 0.7092 0.0334
-8.250 -0.4266 0.01509 0.00840 -0.0874 0.7043 0.0342
-8.000 -0.4113 0.01460 0.00790 -0.0861 0.7006 0.0350
-7.750 -0.3954 0.01416 0.00744 -0.0849 0.6969 0.0358
-7.500 -0.3825 0.01364 0.00689 -0.0832 0.6930 0.0370
-7.250 -0.3706 0.01315 0.00638 -0.0812 0.6891 0.0387
-7.000 -0.3585 0.01278 0.00596 -0.0791 0.6848 0.0408
-6.750 -0.3513 0.01241 0.00561 -0.0761 0.6821 0.0440
-6.500 -0.3378 0.01201 0.00525 -0.0742 0.6790 0.0526
-6.250 -0.3269 0.01141 0.00481 -0.0720 0.6757 0.0835
-6.000 -0.3162 0.01069 0.00433 -0.0699 0.6723 0.1370
-5.750 -0.3016 0.01004 0.00390 -0.0683 0.6685 0.1948
-5.500 -0.2860 0.00926 0.00345 -0.0671 0.6656 0.2702
-5.250 -0.2699 0.00827 0.00291 -0.0660 0.6632 0.3726
-5.000 -0.2487 0.00755 0.00257 -0.0656 0.6606 0.4675
-4.750 -0.2211 0.00739 0.00248 -0.0659 0.6579 0.5003
-4.500 -0.1924 0.00733 0.00243 -0.0663 0.6552 0.5183
-4.250 -0.1637 0.00730 0.00241 -0.0667 0.6525 0.5323
-4.000 -0.1345 0.00733 0.00239 -0.0672 0.6492 0.5418
-3.750 -0.1050 0.00733 0.00239 -0.0677 0.6474 0.5518
-3.500 -0.0754 0.00732 0.00238 -0.0682 0.6452 0.5598
-3.250 -0.0458 0.00734 0.00241 -0.0687 0.6428 0.5683
-3.000 -0.0162 0.00738 0.00243 -0.0692 0.6404 0.5763
-2.750 0.0132 0.00745 0.00251 -0.0696 0.6381 0.5853
-2.500 0.0429 0.00756 0.00256 -0.0702 0.6357 0.5907
-2.250 0.0722 0.00756 0.00253 -0.0707 0.6331 0.5939
-2.000 0.1017 0.00757 0.00253 -0.0712 0.6307 0.5965
-1.750 0.1313 0.00755 0.00252 -0.0718 0.6291 0.5985
-1.500 0.1610 0.00754 0.00251 -0.0723 0.6272 0.6005
-1.250 0.1906 0.00754 0.00250 -0.0729 0.6251 0.6024
-1.000 0.2203 0.00755 0.00250 -0.0734 0.6229 0.6045
-0.750 0.2498 0.00757 0.00249 -0.0740 0.6208 0.6065
-0.500 0.2794 0.00760 0.00250 -0.0745 0.6187 0.6082
-0.250 0.3089 0.00766 0.00251 -0.0751 0.6165 0.6096
0.000 0.3385 0.00770 0.00253 -0.0757 0.6138 0.6118
0.250 0.3678 0.00768 0.00254 -0.0762 0.6124 0.6143
0.500 0.3972 0.00767 0.00257 -0.0767 0.6107 0.6166
0.750 0.4265 0.00768 0.00259 -0.0772 0.6088 0.6187
1.000 0.4559 0.00770 0.00262 -0.0777 0.6068 0.6207
1.250 0.4853 0.00773 0.00265 -0.0783 0.6049 0.6227
1.500 0.5147 0.00776 0.00269 -0.0788 0.6031 0.6247
1.750 0.5440 0.00781 0.00273 -0.0793 0.6011 0.6265
2.000 0.5734 0.00788 0.00278 -0.0798 0.5989 0.6281
2.250 0.6029 0.00797 0.00286 -0.0804 0.5961 0.6307
2.500 0.6318 0.00796 0.00291 -0.0809 0.5947 0.6335
2.750 0.6607 0.00798 0.00297 -0.0813 0.5932 0.6359
3.000 0.6896 0.00800 0.00304 -0.0818 0.5913 0.6382
3.250 0.7184 0.00803 0.00309 -0.0822 0.5891 0.6405
3.500 0.7470 0.00806 0.00314 -0.0826 0.5864 0.6428
3.750 0.7755 0.00811 0.00319 -0.0829 0.5835 0.6449
4.000 0.8041 0.00821 0.00327 -0.0834 0.5797 0.6468
4.250 0.8318 0.00822 0.00332 -0.0836 0.5765 0.6494
4.500 0.8585 0.00817 0.00334 -0.0836 0.5712 0.6525
4.750 0.8845 0.00819 0.00335 -0.0834 0.5644 0.6554
5.000 0.9114 0.00825 0.00344 -0.0835 0.5595 0.6583
5.250 0.9383 0.00826 0.00351 -0.0835 0.5543 0.6610
5.500 0.9628 0.00834 0.00356 -0.0831 0.5461 0.6636
5.750 0.9887 0.00839 0.00364 -0.0829 0.5377 0.6658
6.000 1.0117 0.00849 0.00373 -0.0823 0.5286 0.6692
6.250 1.0369 0.00854 0.00384 -0.0820 0.5199 0.6725
6.500 1.0586 0.00868 0.00398 -0.0811 0.5091 0.6758
6.750 1.0781 0.00887 0.00414 -0.0798 0.4944 0.6790
7.000 1.0927 0.00911 0.00433 -0.0776 0.4740 0.6823
7.250 1.0963 0.00954 0.00465 -0.0733 0.4460 0.6852
7.500 1.0937 0.01024 0.00521 -0.0681 0.4093 0.6898
7.750 1.0849 0.01125 0.00604 -0.0623 0.3685 0.6940
8.000 1.0764 0.01241 0.00704 -0.0569 0.3315 0.6983
8.250 1.0682 0.01372 0.00817 -0.0520 0.2950 0.7022
8.500 1.0600 0.01517 0.00945 -0.0474 0.2591 0.7059
8.750 1.0527 0.01670 0.01085 -0.0433 0.2261 0.7110
9.000 1.0505 0.01813 0.01218 -0.0401 0.2001 0.7157
9.250 1.0456 0.01980 0.01372 -0.0367 0.1706 0.7204
9.500 1.0434 0.02144 0.01523 -0.0339 0.1455 0.7244
9.750 1.0401 0.02317 0.01687 -0.0311 0.1202 0.7301
10.000 1.0379 0.02495 0.01854 -0.0287 0.0969 0.7356
10.250 1.0346 0.02690 0.02037 -0.0263 0.0726 0.7408
10.500 1.0331 0.02881 0.02217 -0.0242 0.0519 0.7459
10.750 1.0358 0.03050 0.02381 -0.0225 0.0387 0.7517
11.000 1.0431 0.03195 0.02527 -0.0213 0.0334 0.7575
11.250 1.0516 0.03336 0.02667 -0.0203 0.0302 0.7628
11.500 1.0626 0.03458 0.02795 -0.0195 0.0284 0.7693
11.750 1.0713 0.03601 0.02941 -0.0186 0.0266 0.7759
12.000 1.0825 0.03730 0.03074 -0.0180 0.0255 0.7821
12.250 1.0936 0.03859 0.03210 -0.0173 0.0247 0.7895
12.500 1.1042 0.03995 0.03351 -0.0167 0.0237 0.7971
12.750 1.1122 0.04155 0.03515 -0.0159 0.0227 0.8046
13.000 1.1206 0.04313 0.03681 -0.0153 0.0221 0.8128
13.250 1.1325 0.04446 0.03819 -0.0149 0.0216 0.8208
13.500 1.1424 0.04594 0.03975 -0.0143 0.0210 0.8298
13.750 1.1526 0.04746 0.04133 -0.0139 0.0206 0.8388
14.000 1.1619 0.04900 0.04295 -0.0134 0.0201 0.8490
14.250 1.1692 0.05078 0.04479 -0.0129 0.0196 0.8600
14.500 1.1709 0.05309 0.04719 -0.0122 0.0189 0.8728
14.750 1.1777 0.05486 0.04906 -0.0116 0.0188 0.8894
15.000 1.1846 0.05646 0.05080 -0.0108 0.0186 0.9149
15.250 1.1994 0.05821 0.05271 -0.0118 0.0183 0.9631
15.500 1.2073 0.06016 0.05471 -0.0119 0.0181 1.0000
15.750 1.2156 0.06217 0.05676 -0.0120 0.0178 1.0000
16.000 1.2236 0.06423 0.05886 -0.0121 0.0175 1.0000
16.250 1.2298 0.06653 0.06121 -0.0123 0.0173 1.0000
16.500 1.2377 0.06867 0.06339 -0.0125 0.0170 1.0000
16.750 1.2440 0.07101 0.06577 -0.0128 0.0168 1.0000
17.000 1.2490 0.07353 0.06834 -0.0132 0.0167 1.0000
17.250 1.2532 0.07616 0.07101 -0.0135 0.0164 1.0000
17.500 1.2547 0.07918 0.07408 -0.0140 0.0162 1.0000
17.750 1.2512 0.08281 0.07777 -0.0145 0.0158 1.0000
18.000 1.2552 0.08563 0.08065 -0.0151 0.0158 1.0000
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