NACA 66-018 (naca66-018-il) Xfoil prediction polar at RE=500,000 Ncrit=5
| Details | Polar file |
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Airfoil: NACA 66-018 (naca66-018-il) Reynolds number: 500,000 Max Cl/Cd: 50.69 at α=4° Description: Mach=0 Ncrit=5 Source: Xfoil prediction Download polar: xf-naca66-018-il-500000-n5.txt Download as CSV file: xf-naca66-018-il-500000-n5.csv |
XFOIL Version 6.96
Calculated polar for: NACA 66-018
1 1 Reynolds number fixed Mach number fixed
xtrf = 1.000 (top) 1.000 (bottom)
Mach = 0.000 Re = 0.500 e 6 Ncrit = 5.000
alpha CL CD CDp CM Top_Xtr Bot_Xtr
------ -------- --------- --------- -------- -------- --------
-19.750 -0.9310 0.10972 0.10619 -0.0469 1.0000 0.0129
-19.500 -0.9498 0.10242 0.09871 -0.0509 1.0000 0.0129
-19.250 -0.9651 0.09600 0.09213 -0.0542 1.0000 0.0130
-19.000 -0.9766 0.09041 0.08638 -0.0569 1.0000 0.0131
-18.750 -0.9882 0.08505 0.08086 -0.0593 1.0000 0.0131
-18.500 -0.9968 0.08031 0.07598 -0.0612 1.0000 0.0131
-18.250 -1.0027 0.07611 0.07164 -0.0627 1.0000 0.0132
-18.000 -1.0081 0.07209 0.06747 -0.0641 1.0000 0.0133
-17.750 -1.0155 0.06868 0.06394 -0.0638 0.9911 0.0133
-17.500 -1.0090 0.06491 0.05999 -0.0672 0.9601 0.0135
-17.250 -1.0002 0.06120 0.05608 -0.0705 0.9510 0.0136
-17.000 -0.9892 0.05802 0.05272 -0.0735 0.9413 0.0137
-16.750 -0.9792 0.05529 0.04983 -0.0754 0.9311 0.0137
-16.500 -0.9746 0.05275 0.04714 -0.0761 0.9196 0.0140
-16.250 -0.9702 0.05057 0.04485 -0.0760 0.9089 0.0141
-16.000 -0.9646 0.04866 0.04281 -0.0758 0.8991 0.0141
-15.750 -0.9588 0.04687 0.04091 -0.0753 0.8896 0.0142
-15.500 -0.9522 0.04522 0.03918 -0.0748 0.8819 0.0144
-15.250 -0.9452 0.04364 0.03749 -0.0742 0.8749 0.0146
-14.750 -0.9288 0.04072 0.03438 -0.0729 0.8630 0.0149
-14.500 -0.9194 0.03941 0.03298 -0.0722 0.8575 0.0151
-14.250 -0.9105 0.03808 0.03154 -0.0713 0.8525 0.0153
-14.000 -0.8995 0.03691 0.03030 -0.0706 0.8482 0.0155
-13.750 -0.8887 0.03575 0.02906 -0.0699 0.8436 0.0158
-13.500 -0.8770 0.03469 0.02791 -0.0691 0.8392 0.0161
-13.250 -0.8656 0.03361 0.02673 -0.0682 0.8353 0.0163
-13.000 -0.8535 0.03260 0.02563 -0.0673 0.8317 0.0166
-12.750 -0.8409 0.03162 0.02457 -0.0665 0.8279 0.0169
-12.500 -0.8302 0.03054 0.02343 -0.0654 0.8241 0.0170
-12.250 -0.8192 0.02952 0.02236 -0.0643 0.8206 0.0174
-12.000 -0.8069 0.02861 0.02139 -0.0632 0.8173 0.0177
-11.750 -0.7930 0.02780 0.02054 -0.0623 0.8144 0.0179
-11.500 -0.7789 0.02701 0.01970 -0.0614 0.8112 0.0183
-11.250 -0.7653 0.02620 0.01885 -0.0603 0.8080 0.0186
-11.000 -0.7501 0.02552 0.01810 -0.0594 0.8050 0.0192
-10.750 -0.7358 0.02480 0.01732 -0.0583 0.8020 0.0196
-10.250 -0.7059 0.02346 0.01587 -0.0562 0.7966 0.0205
-10.000 -0.6915 0.02275 0.01515 -0.0551 0.7938 0.0212
-9.750 -0.6754 0.02215 0.01453 -0.0541 0.7912 0.0221
-9.500 -0.6593 0.02158 0.01392 -0.0531 0.7886 0.0230
-9.250 -0.6426 0.02105 0.01334 -0.0521 0.7863 0.0237
-9.000 -0.6260 0.02052 0.01275 -0.0510 0.7841 0.0245
-8.750 -0.6104 0.01995 0.01217 -0.0498 0.7820 0.0259
-8.500 -0.5934 0.01944 0.01164 -0.0488 0.7801 0.0271
-8.250 -0.5755 0.01898 0.01116 -0.0479 0.7780 0.0282
-8.000 -0.5586 0.01848 0.01065 -0.0468 0.7759 0.0300
-7.750 -0.5414 0.01801 0.01017 -0.0457 0.7738 0.0321
-7.500 -0.5234 0.01759 0.00973 -0.0447 0.7719 0.0344
-7.250 -0.5062 0.01714 0.00928 -0.0436 0.7700 0.0375
-7.000 -0.4893 0.01669 0.00884 -0.0424 0.7682 0.0429
-6.750 -0.4731 0.01622 0.00840 -0.0410 0.7665 0.0515
-6.500 -0.4584 0.01571 0.00794 -0.0395 0.7648 0.0674
-6.250 -0.4463 0.01509 0.00745 -0.0375 0.7632 0.0938
-6.000 -0.4372 0.01436 0.00693 -0.0351 0.7614 0.1335
-5.750 -0.4305 0.01359 0.00639 -0.0322 0.7595 0.1810
-5.500 -0.4254 0.01282 0.00584 -0.0290 0.7575 0.2300
-5.250 -0.4228 0.01204 0.00528 -0.0252 0.7553 0.2809
-5.000 -0.4240 0.01125 0.00471 -0.0206 0.7532 0.3335
-4.750 -0.4292 0.01059 0.00425 -0.0149 0.7514 0.3831
-4.500 -0.4352 0.01000 0.00388 -0.0088 0.7496 0.4402
-4.250 -0.4381 0.00928 0.00347 -0.0033 0.7480 0.5116
-4.000 -0.4390 0.00866 0.00337 0.0021 0.7465 0.6161
-3.750 -0.4178 0.00868 0.00349 0.0034 0.7453 0.6607
-3.500 -0.3931 0.00876 0.00356 0.0039 0.7441 0.6791
-3.250 -0.3661 0.00884 0.00366 0.0039 0.7430 0.6891
-3.000 -0.3407 0.00891 0.00365 0.0042 0.7418 0.6982
-2.750 -0.3117 0.00901 0.00379 0.0039 0.7407 0.7045
-2.500 -0.2841 0.00907 0.00383 0.0038 0.7396 0.7098
-2.250 -0.2572 0.00909 0.00378 0.0037 0.7385 0.7136
-2.000 -0.2285 0.00909 0.00376 0.0033 0.7375 0.7159
-1.750 -0.1995 0.00911 0.00379 0.0029 0.7365 0.7183
-1.500 -0.1706 0.00915 0.00382 0.0025 0.7354 0.7210
-1.250 -0.1421 0.00917 0.00382 0.0021 0.7343 0.7236
-1.000 -0.1137 0.00917 0.00379 0.0017 0.7334 0.7254
-0.750 -0.0852 0.00916 0.00375 0.0013 0.7325 0.7267
-0.500 -0.0567 0.00915 0.00372 0.0008 0.7317 0.7280
-0.250 -0.0282 0.00916 0.00369 0.0004 0.7308 0.7291
0.000 0.0001 0.00916 0.00368 0.0000 0.7300 0.7300
0.250 0.0282 0.00916 0.00369 -0.0004 0.7291 0.7309
0.500 0.0568 0.00916 0.00371 -0.0009 0.7281 0.7317
0.750 0.0852 0.00916 0.00374 -0.0013 0.7268 0.7326
1.000 0.1137 0.00917 0.00378 -0.0017 0.7254 0.7334
1.250 0.1421 0.00917 0.00381 -0.0021 0.7236 0.7343
1.500 0.1706 0.00915 0.00381 -0.0024 0.7210 0.7354
1.750 0.1994 0.00911 0.00379 -0.0028 0.7182 0.7365
2.000 0.2284 0.00908 0.00376 -0.0033 0.7158 0.7375
2.250 0.2575 0.00909 0.00377 -0.0038 0.7137 0.7385
2.500 0.2842 0.00907 0.00382 -0.0038 0.7098 0.7396
2.750 0.3117 0.00901 0.00380 -0.0039 0.7045 0.7407
3.000 0.3405 0.00891 0.00366 -0.0042 0.6981 0.7418
3.250 0.3662 0.00884 0.00366 -0.0039 0.6891 0.7430
3.500 0.3935 0.00876 0.00356 -0.0039 0.6798 0.7441
3.750 0.4178 0.00868 0.00349 -0.0034 0.6609 0.7453
4.000 0.4390 0.00866 0.00337 -0.0021 0.6150 0.7466
4.250 0.4366 0.00932 0.00349 0.0036 0.5079 0.7481
4.500 0.4349 0.01001 0.00389 0.0089 0.4393 0.7497
4.750 0.4302 0.01057 0.00424 0.0147 0.3849 0.7514
5.000 0.4232 0.01127 0.00472 0.0207 0.3315 0.7533
5.250 0.4220 0.01207 0.00529 0.0254 0.2783 0.7552
5.500 0.4248 0.01285 0.00585 0.0291 0.2278 0.7574
5.750 0.4303 0.01361 0.00639 0.0323 0.1796 0.7595
6.000 0.4376 0.01435 0.00692 0.0350 0.1339 0.7614
6.250 0.4463 0.01509 0.00745 0.0375 0.0931 0.7632
6.750 0.4733 0.01623 0.00840 0.0410 0.0511 0.7665
7.000 0.4898 0.01668 0.00883 0.0423 0.0430 0.7682
7.250 0.5067 0.01713 0.00927 0.0435 0.0380 0.7700
7.500 0.5237 0.01759 0.00973 0.0447 0.0343 0.7719
7.750 0.5417 0.01801 0.01017 0.0457 0.0320 0.7738
8.000 0.5587 0.01849 0.01065 0.0468 0.0299 0.7759
8.250 0.5758 0.01898 0.01115 0.0479 0.0283 0.7780
8.500 0.5935 0.01945 0.01165 0.0488 0.0271 0.7801
8.750 0.6108 0.01995 0.01216 0.0498 0.0258 0.7821
9.000 0.6266 0.02050 0.01274 0.0509 0.0246 0.7842
9.250 0.6430 0.02105 0.01333 0.0520 0.0237 0.7863
9.500 0.6602 0.02155 0.01389 0.0530 0.0227 0.7887
9.750 0.6766 0.02211 0.01448 0.0540 0.0218 0.7911
10.000 0.6920 0.02274 0.01513 0.0550 0.0211 0.7938
10.250 0.7072 0.02340 0.01582 0.0561 0.0206 0.7965
10.500 0.7218 0.02411 0.01656 0.0571 0.0199 0.7992
10.750 0.7363 0.02480 0.01732 0.0583 0.0197 0.8019
11.000 0.7511 0.02548 0.01807 0.0593 0.0192 0.8048
11.250 0.7653 0.02623 0.01888 0.0603 0.0188 0.8080
11.500 0.7796 0.02699 0.01969 0.0613 0.0184 0.8113
11.750 0.7935 0.02779 0.02053 0.0622 0.0180 0.8144
12.000 0.8075 0.02861 0.02138 0.0631 0.0175 0.8174
12.250 0.8201 0.02949 0.02233 0.0642 0.0172 0.8206
12.500 0.8308 0.03054 0.02343 0.0653 0.0169 0.8242
12.750 0.8421 0.03157 0.02452 0.0663 0.0167 0.8280
13.000 0.8546 0.03256 0.02558 0.0672 0.0165 0.8318
13.250 0.8661 0.03362 0.02672 0.0681 0.0164 0.8354
13.500 0.8776 0.03469 0.02790 0.0690 0.0161 0.8393
13.750 0.8890 0.03577 0.02908 0.0698 0.0157 0.8437
14.000 0.8999 0.03693 0.03032 0.0706 0.0156 0.8483
14.250 0.9107 0.03812 0.03159 0.0713 0.0153 0.8527
14.500 0.9203 0.03939 0.03296 0.0721 0.0151 0.8576
14.750 0.9295 0.04073 0.03439 0.0728 0.0149 0.8631
15.250 0.9462 0.04361 0.03747 0.0741 0.0146 0.8750
15.500 0.9538 0.04514 0.03909 0.0747 0.0144 0.8823
15.750 0.9602 0.04680 0.04086 0.0752 0.0143 0.8902
16.000 0.9657 0.04862 0.04277 0.0756 0.0140 0.8996
16.250 0.9709 0.05057 0.04485 0.0759 0.0140 0.9095
16.500 0.9770 0.05260 0.04700 0.0758 0.0139 0.9208
16.750 0.9820 0.05514 0.04966 0.0752 0.0138 0.9321
17.000 0.9917 0.05800 0.05269 0.0731 0.0136 0.9423
17.250 1.0027 0.06122 0.05609 0.0701 0.0136 0.9518
17.500 1.0134 0.06478 0.05984 0.0665 0.0135 0.9613
17.750 1.0142 0.06836 0.06359 0.0647 0.0133 1.0000
18.000 1.0111 0.07194 0.06730 0.0637 0.0132 1.0000
18.250 1.0065 0.07582 0.07132 0.0625 0.0132 1.0000
18.500 1.0003 0.08009 0.07573 0.0609 0.0131 1.0000
18.750 0.9907 0.08497 0.08078 0.0589 0.0130 1.0000
19.000 0.9811 0.09005 0.08601 0.0566 0.0130 1.0000
19.250 0.9692 0.09568 0.09179 0.0539 0.0129 1.0000
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