NACA 66-021 AIRFOIL (n66021-il) Xfoil prediction polar at RE=1,000,000 Ncrit=9
| Details | Polar file |
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Airfoil: NACA 66-021 AIRFOIL (n66021-il) Reynolds number: 1,000,000 Max Cl/Cd: 78.24 at α=5.25° Description: Mach=0 Ncrit=9 Source: Xfoil prediction Download polar: xf-n66021-il-1000000.txt Download as CSV file: xf-n66021-il-1000000.csv |
XFOIL Version 6.96
Calculated polar for: NACA 66-021 AIRFOIL
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 -1.0038 0.07710 0.07253 -0.0791 0.8972 0.0153
-19.500 -1.0030 0.07427 0.06956 -0.0798 0.8869 0.0154
-19.250 -1.0016 0.07156 0.06673 -0.0803 0.8793 0.0155
-19.000 -1.0009 0.06897 0.06402 -0.0804 0.8723 0.0156
-18.750 -0.9986 0.06656 0.06151 -0.0806 0.8659 0.0157
-18.500 -0.9967 0.06408 0.05895 -0.0808 0.8603 0.0159
-18.250 -0.9926 0.06185 0.05664 -0.0809 0.8543 0.0160
-18.000 -0.9883 0.05970 0.05440 -0.0810 0.8485 0.0162
-17.750 -0.9826 0.05766 0.05229 -0.0811 0.8440 0.0162
-17.500 -0.9767 0.05571 0.05027 -0.0811 0.8392 0.0163
-17.250 -0.9714 0.05377 0.04824 -0.0809 0.8345 0.0164
-17.000 -0.9643 0.05201 0.04641 -0.0808 0.8300 0.0166
-16.750 -0.9560 0.05032 0.04467 -0.0807 0.8265 0.0167
-16.500 -0.9477 0.04871 0.04300 -0.0804 0.8225 0.0170
-16.250 -0.9382 0.04724 0.04146 -0.0802 0.8186 0.0172
-16.000 -0.9323 0.04555 0.03969 -0.0796 0.8147 0.0172
-15.750 -0.9236 0.04409 0.03815 -0.0791 0.8111 0.0172
-15.500 -0.9141 0.04266 0.03668 -0.0787 0.8084 0.0175
-15.250 -0.9039 0.04135 0.03531 -0.0782 0.8052 0.0177
-15.000 -0.8927 0.04014 0.03404 -0.0777 0.8020 0.0179
-14.750 -0.8827 0.03888 0.03270 -0.0771 0.7988 0.0181
-14.500 -0.8721 0.03771 0.03146 -0.0764 0.7954 0.0181
-14.250 -0.8605 0.03661 0.03030 -0.0758 0.7925 0.0183
-14.000 -0.8509 0.03534 0.02899 -0.0749 0.7904 0.0186
-13.750 -0.8416 0.03411 0.02771 -0.0740 0.7880 0.0188
-13.500 -0.8329 0.03287 0.02644 -0.0730 0.7856 0.0192
-13.250 -0.8220 0.03180 0.02533 -0.0721 0.7831 0.0194
-13.000 -0.8079 0.03097 0.02446 -0.0714 0.7806 0.0199
-12.750 -0.7940 0.03014 0.02359 -0.0707 0.7780 0.0202
-12.500 -0.7797 0.02937 0.02276 -0.0699 0.7749 0.0208
-12.250 -0.7656 0.02854 0.02190 -0.0692 0.7733 0.0212
-12.000 -0.7492 0.02786 0.02120 -0.0686 0.7718 0.0217
-11.750 -0.7375 0.02694 0.02024 -0.0675 0.7700 0.0225
-11.500 -0.7234 0.02617 0.01946 -0.0666 0.7682 0.0231
-11.250 -0.7080 0.02548 0.01875 -0.0658 0.7664 0.0241
-11.000 -0.6918 0.02485 0.01810 -0.0651 0.7647 0.0249
-10.750 -0.6749 0.02427 0.01748 -0.0643 0.7629 0.0258
-10.500 -0.6613 0.02354 0.01674 -0.0632 0.7611 0.0272
-10.250 -0.6451 0.02296 0.01614 -0.0624 0.7592 0.0284
-10.000 -0.6280 0.02246 0.01559 -0.0616 0.7569 0.0298
-9.750 -0.6133 0.02181 0.01494 -0.0606 0.7553 0.0318
-9.500 -0.5963 0.02127 0.01441 -0.0598 0.7543 0.0339
-9.250 -0.5800 0.02071 0.01386 -0.0588 0.7531 0.0365
-9.000 -0.5636 0.02017 0.01333 -0.0579 0.7519 0.0400
-8.750 -0.5486 0.01958 0.01277 -0.0567 0.7507 0.0458
-8.500 -0.5356 0.01892 0.01220 -0.0553 0.7493 0.0591
-8.250 -0.5257 0.01815 0.01156 -0.0534 0.7480 0.0824
-8.000 -0.5176 0.01734 0.01090 -0.0512 0.7467 0.1112
-7.750 -0.5142 0.01638 0.01016 -0.0483 0.7454 0.1541
-7.500 -0.5115 0.01545 0.00944 -0.0453 0.7441 0.1950
-7.250 -0.5088 0.01455 0.00872 -0.0421 0.7428 0.2363
-7.000 -0.5089 0.01360 0.00796 -0.0385 0.7413 0.2773
-6.750 -0.5097 0.01269 0.00721 -0.0346 0.7397 0.3173
-6.500 -0.5179 0.01162 0.00636 -0.0294 0.7377 0.3649
-6.250 -0.5221 0.01070 0.00560 -0.0246 0.7370 0.4022
-6.000 -0.5404 0.00953 0.00467 -0.0172 0.7360 0.4537
-5.750 -0.5525 0.00871 0.00400 -0.0104 0.7350 0.4905
-5.500 -0.5761 0.00811 0.00359 -0.0008 0.7337 0.5328
-5.250 -0.5887 0.00752 0.00333 0.0069 0.7326 0.6018
-5.000 -0.5700 0.00747 0.00336 0.0084 0.7317 0.6381
-4.750 -0.5446 0.00749 0.00335 0.0087 0.7310 0.6508
-4.500 -0.5186 0.00754 0.00342 0.0088 0.7302 0.6607
-4.250 -0.4930 0.00763 0.00347 0.0090 0.7293 0.6706
-4.000 -0.4650 0.00774 0.00360 0.0088 0.7285 0.6777
-3.750 -0.4382 0.00788 0.00369 0.0088 0.7277 0.6839
-3.500 -0.4092 0.00796 0.00377 0.0083 0.7270 0.6893
-3.250 -0.3792 0.00811 0.00394 0.0077 0.7264 0.6937
-3.000 -0.3499 0.00825 0.00407 0.0072 0.7258 0.6978
-2.750 -0.3215 0.00836 0.00413 0.0068 0.7251 0.7007
-2.500 -0.2931 0.00844 0.00418 0.0064 0.7245 0.7027
-2.250 -0.2634 0.00839 0.00414 0.0057 0.7239 0.7058
-2.000 -0.2332 0.00846 0.00421 0.0049 0.7233 0.7076
-1.750 -0.2033 0.00851 0.00426 0.0042 0.7226 0.7090
-1.500 -0.1737 0.00858 0.00432 0.0035 0.7220 0.7105
-1.250 -0.1442 0.00869 0.00443 0.0029 0.7212 0.7125
-1.000 -0.1153 0.00883 0.00457 0.0023 0.7203 0.7145
-0.750 -0.0865 0.00892 0.00466 0.0018 0.7197 0.7162
-0.500 -0.0577 0.00893 0.00466 0.0012 0.7193 0.7173
-0.250 -0.0288 0.00892 0.00465 0.0006 0.7188 0.7179
0.000 0.0000 0.00892 0.00464 0.0000 0.7184 0.7184
0.250 0.0289 0.00892 0.00465 -0.0006 0.7179 0.7188
0.500 0.0577 0.00893 0.00466 -0.0012 0.7173 0.7193
0.750 0.0865 0.00892 0.00466 -0.0018 0.7162 0.7197
1.000 0.1153 0.00883 0.00457 -0.0023 0.7145 0.7203
1.250 0.1442 0.00869 0.00443 -0.0029 0.7125 0.7212
1.500 0.1737 0.00858 0.00432 -0.0035 0.7105 0.7219
1.750 0.2033 0.00851 0.00426 -0.0042 0.7091 0.7226
2.000 0.2332 0.00845 0.00421 -0.0049 0.7076 0.7233
2.250 0.2634 0.00839 0.00414 -0.0057 0.7057 0.7239
2.500 0.2931 0.00844 0.00418 -0.0064 0.7027 0.7245
2.750 0.3215 0.00836 0.00413 -0.0068 0.7007 0.7251
3.000 0.3499 0.00826 0.00407 -0.0072 0.6979 0.7258
3.250 0.3792 0.00810 0.00392 -0.0077 0.6935 0.7264
3.500 0.4093 0.00794 0.00375 -0.0083 0.6889 0.7270
3.750 0.4383 0.00789 0.00369 -0.0088 0.6840 0.7277
4.000 0.4650 0.00775 0.00360 -0.0088 0.6780 0.7285
4.250 0.4930 0.00762 0.00346 -0.0090 0.6706 0.7293
4.500 0.5188 0.00754 0.00342 -0.0088 0.6611 0.7302
4.750 0.5446 0.00749 0.00335 -0.0087 0.6508 0.7310
5.000 0.5698 0.00746 0.00335 -0.0084 0.6376 0.7317
5.250 0.5884 0.00752 0.00333 -0.0068 0.6005 0.7326
5.500 0.5759 0.00811 0.00359 0.0008 0.5326 0.7337
5.750 0.5540 0.00868 0.00398 0.0101 0.4918 0.7349
6.000 0.5362 0.00963 0.00474 0.0180 0.4488 0.7361
6.250 0.5275 0.01055 0.00549 0.0238 0.4096 0.7370
6.500 0.5169 0.01165 0.00638 0.0295 0.3636 0.7377
6.750 0.5103 0.01267 0.00720 0.0345 0.3180 0.7397
7.000 0.5074 0.01365 0.00799 0.0387 0.2745 0.7413
7.250 0.5084 0.01457 0.00873 0.0422 0.2345 0.7428
7.500 0.5116 0.01545 0.00943 0.0453 0.1946 0.7441
7.750 0.5147 0.01637 0.01015 0.0483 0.1546 0.7454
8.000 0.5193 0.01728 0.01086 0.0510 0.1139 0.7467
8.250 0.5249 0.01819 0.01158 0.0535 0.0799 0.7480
8.500 0.5357 0.01892 0.01219 0.0553 0.0585 0.7493
8.750 0.5491 0.01956 0.01276 0.0567 0.0457 0.7506
9.000 0.5640 0.02016 0.01332 0.0578 0.0397 0.7519
9.250 0.5802 0.02071 0.01385 0.0588 0.0361 0.7531
9.500 0.5968 0.02125 0.01439 0.0597 0.0335 0.7543
9.750 0.6137 0.02180 0.01493 0.0605 0.0318 0.7553
10.000 0.6289 0.02242 0.01555 0.0615 0.0297 0.7569
10.250 0.6458 0.02294 0.01611 0.0623 0.0284 0.7592
10.500 0.6617 0.02353 0.01672 0.0632 0.0271 0.7611
10.750 0.6749 0.02428 0.01749 0.0644 0.0258 0.7629
11.000 0.6930 0.02479 0.01803 0.0649 0.0246 0.7647
11.250 0.7086 0.02545 0.01873 0.0657 0.0240 0.7665
11.500 0.7243 0.02612 0.01941 0.0665 0.0233 0.7682
11.750 0.7375 0.02695 0.02025 0.0675 0.0224 0.7700
12.000 0.7509 0.02777 0.02110 0.0684 0.0216 0.7718
12.250 0.7669 0.02848 0.02184 0.0690 0.0209 0.7734
12.500 0.7802 0.02935 0.02274 0.0699 0.0208 0.7750
12.750 0.7938 0.03016 0.02361 0.0707 0.0205 0.7780
13.000 0.8084 0.03094 0.02444 0.0714 0.0200 0.7806
13.250 0.8217 0.03184 0.02537 0.0721 0.0195 0.7831
13.500 0.8324 0.03292 0.02648 0.0731 0.0191 0.7856
13.750 0.8451 0.03389 0.02749 0.0737 0.0190 0.7881
14.000 0.8506 0.03537 0.02902 0.0750 0.0186 0.7904
14.250 0.8607 0.03660 0.03029 0.0757 0.0184 0.7925
14.500 0.8729 0.03766 0.03142 0.0763 0.0182 0.7955
14.750 0.8837 0.03882 0.03264 0.0770 0.0180 0.7989
15.000 0.8949 0.03999 0.03388 0.0775 0.0179 0.8021
15.250 0.9040 0.04134 0.03531 0.0782 0.0177 0.8053
15.500 0.9152 0.04259 0.03661 0.0786 0.0175 0.8084
15.750 0.9251 0.04398 0.03804 0.0790 0.0174 0.8112
16.000 0.9322 0.04557 0.03970 0.0796 0.0173 0.8148
16.250 0.9421 0.04693 0.04115 0.0799 0.0171 0.8189
16.500 0.9496 0.04857 0.04285 0.0803 0.0168 0.8228
16.750 0.9609 0.04993 0.04425 0.0803 0.0164 0.8268
17.000 0.9650 0.05195 0.04635 0.0807 0.0166 0.8301
17.250 0.9722 0.05369 0.04818 0.0809 0.0165 0.8348
17.500 0.9786 0.05554 0.05009 0.0810 0.0163 0.8397
17.750 0.9840 0.05752 0.05216 0.0811 0.0163 0.8444
18.000 0.9896 0.05959 0.05428 0.0810 0.0161 0.8490
18.250 0.9943 0.06168 0.05646 0.0809 0.0160 0.8547
18.500 0.9991 0.06384 0.05870 0.0807 0.0159 0.8609
18.750 0.9999 0.06642 0.06136 0.0806 0.0157 0.8664
19.000 1.0016 0.06886 0.06391 0.0805 0.0155 0.8732
19.250 1.0025 0.07151 0.06669 0.0802 0.0154 0.8805
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