NREL's S809 Airfoil (s809-nr) Xfoil prediction polar at RE=100,000 Ncrit=5
| Details | Polar file |
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Airfoil: NREL's S809 Airfoil (s809-nr) Reynolds number: 100,000 Max Cl/Cd: 26.85 at α=9° Description: Mach=0 Ncrit=5 Source: Xfoil prediction Download polar: xf-s809-nr-100000-n5.txt Download as CSV file: xf-s809-nr-100000-n5.csv |
XFOIL Version 6.96
Calculated polar for: NREL's S809 Airfoil
1 1 Reynolds number fixed Mach number fixed
xtrf = 1.000 (top) 1.000 (bottom)
Mach = 0.000 Re = 0.100 e 6 Ncrit = 5.000
alpha CL CD CDp CM Top_Xtr Bot_Xtr
------ -------- --------- --------- -------- -------- --------
-15.750 -0.6466 0.11054 0.10494 -0.0495 1.0000 0.0178
-15.500 -0.6691 0.10380 0.09801 -0.0522 1.0000 0.0175
-15.250 -0.6909 0.09761 0.09160 -0.0542 1.0000 0.0172
-15.000 -0.7128 0.09185 0.08557 -0.0557 1.0000 0.0168
-14.750 -0.7404 0.08601 0.07938 -0.0566 1.0000 0.0164
-14.250 -0.7600 0.07874 0.07164 -0.0572 1.0000 0.0162
-14.000 -0.7644 0.07530 0.06803 -0.0571 1.0000 0.0161
-13.750 -0.7661 0.07202 0.06455 -0.0568 1.0000 0.0161
-13.500 -0.7637 0.06919 0.06155 -0.0565 1.0000 0.0160
-13.250 -0.7597 0.06624 0.05839 -0.0560 1.0000 0.0161
-13.000 -0.7504 0.06367 0.05562 -0.0555 1.0000 0.0160
-12.750 -0.7374 0.06140 0.05315 -0.0549 1.0000 0.0161
-12.500 -0.7186 0.05938 0.05092 -0.0542 1.0000 0.0161
-12.250 -0.6949 0.05781 0.04918 -0.0535 1.0000 0.0162
-12.000 -0.6614 0.05687 0.04822 -0.0528 1.0000 0.0166
-11.750 -0.6311 0.05639 0.04770 -0.0519 1.0000 0.0168
-11.500 -0.5960 0.05606 0.04738 -0.0517 0.9805 0.0175
-11.250 -0.5252 0.05646 0.04747 -0.0572 0.8405 0.0186
-11.000 -0.4905 0.05698 0.04767 -0.0571 0.8000 0.0212
-10.750 -0.4629 0.05772 0.04832 -0.0561 0.7791 0.0222
-10.500 -0.4396 0.05805 0.04853 -0.0551 0.7654 0.0244
-10.250 -0.4227 0.05760 0.04791 -0.0543 0.7555 0.0258
-10.000 -0.4106 0.05651 0.04670 -0.0539 0.7477 0.0270
-9.750 -0.4008 0.05514 0.04525 -0.0535 0.7412 0.0313
-9.500 -0.3919 0.05364 0.04366 -0.0532 0.7358 0.0350
-9.250 -0.3831 0.05212 0.04205 -0.0529 0.7309 0.0398
-9.000 -0.3762 0.05045 0.04037 -0.0525 0.7266 0.0473
-8.500 -0.3993 0.04441 0.03507 -0.0505 0.7204 0.1604
-8.000 -0.2955 0.05954 0.05130 -0.0441 0.7120 0.4777
-7.750 -0.2744 0.05875 0.05034 -0.0443 0.7093 0.4799
-7.500 -0.2600 0.05769 0.04911 -0.0442 0.7071 0.4831
-7.250 -0.2697 0.05543 0.04676 -0.0432 0.7049 0.4889
-7.000 -0.2450 0.05479 0.04600 -0.0436 0.7024 0.4901
-6.750 -0.2212 0.05419 0.04528 -0.0439 0.7002 0.4916
-6.500 -0.2004 0.05346 0.04442 -0.0440 0.6981 0.4934
-6.250 -0.1841 0.05250 0.04336 -0.0439 0.6960 0.4955
-6.000 -0.2025 0.05006 0.04086 -0.0421 0.6942 0.5027
-5.750 -0.1788 0.04950 0.04019 -0.0423 0.6923 0.5038
-5.500 -0.1556 0.04893 0.03950 -0.0424 0.6905 0.5049
-5.250 -0.1346 0.04828 0.03879 -0.0425 0.6887 0.5061
-5.000 -0.1155 0.04756 0.03802 -0.0424 0.6868 0.5076
-4.750 -0.0980 0.04685 0.03727 -0.0422 0.6851 0.5100
-4.500 -0.1264 0.04402 0.03442 -0.0393 0.6835 0.5177
-4.250 -0.1028 0.04356 0.03389 -0.0393 0.6820 0.5185
-4.000 -0.0796 0.04313 0.03342 -0.0394 0.6806 0.5195
-3.750 -0.0570 0.04273 0.03298 -0.0393 0.6793 0.5208
-3.000 -0.0643 0.03849 0.02861 -0.0341 0.6757 0.5332
-2.750 -0.0397 0.03832 0.02842 -0.0340 0.6746 0.5341
-2.500 -0.0172 0.03810 0.02823 -0.0338 0.6731 0.5353
-2.250 0.0031 0.03779 0.02793 -0.0335 0.6714 0.5368
-1.750 -0.0060 0.03367 0.02369 -0.0320 0.6681 0.5484
-1.500 0.0184 0.03365 0.02370 -0.0319 0.6669 0.5492
-1.250 0.0420 0.03359 0.02366 -0.0317 0.6658 0.5502
-1.000 0.0647 0.03348 0.02356 -0.0315 0.6646 0.5515
-0.750 0.0859 0.03324 0.02333 -0.0314 0.6635 0.5531
-0.500 0.1058 0.03282 0.02291 -0.0314 0.6622 0.5550
-0.250 0.1241 0.03216 0.02221 -0.0315 0.6609 0.5577
0.000 0.1363 0.03054 0.02043 -0.0327 0.6596 0.5637
0.250 0.1593 0.03065 0.02062 -0.0325 0.6584 0.5647
0.500 0.1806 0.03078 0.02085 -0.0321 0.6569 0.5658
0.750 0.2014 0.03088 0.02104 -0.0317 0.6548 0.5670
1.000 0.2225 0.03091 0.02112 -0.0315 0.6528 0.5684
1.250 0.2441 0.03087 0.02114 -0.0315 0.6509 0.5699
1.500 0.2664 0.03077 0.02107 -0.0316 0.6490 0.5718
1.750 0.2898 0.03059 0.02091 -0.0321 0.6472 0.5740
2.000 0.3146 0.03026 0.02055 -0.0331 0.6456 0.5771
2.250 0.3406 0.03007 0.02036 -0.0339 0.6442 0.5794
2.500 0.3589 0.03045 0.02088 -0.0332 0.6415 0.5805
2.750 0.3744 0.03089 0.02147 -0.0322 0.6381 0.5817
3.000 0.3942 0.03118 0.02186 -0.0318 0.6351 0.5829
3.250 0.4175 0.03133 0.02211 -0.0318 0.6327 0.5843
3.500 0.4438 0.03138 0.02223 -0.0321 0.6305 0.5858
3.750 0.4718 0.03138 0.02229 -0.0327 0.6287 0.5877
4.000 0.4811 0.03206 0.02310 -0.0313 0.6233 0.5898
4.250 0.4993 0.03237 0.02350 -0.0311 0.6187 0.5921
4.500 0.5280 0.03227 0.02344 -0.0321 0.6157 0.5944
4.750 0.5585 0.03218 0.02347 -0.0326 0.6134 0.5955
5.000 0.5629 0.03309 0.02456 -0.0302 0.6062 0.5965
5.250 0.5847 0.03327 0.02488 -0.0297 0.6014 0.5978
5.500 0.6189 0.03292 0.02465 -0.0306 0.5984 0.5992
6.000 0.6543 0.03336 0.02538 -0.0286 0.5849 0.6027
6.250 0.6995 0.03228 0.02442 -0.0305 0.5814 0.6050
6.500 0.7016 0.03293 0.02520 -0.0278 0.5704 0.6070
6.750 0.7574 0.03102 0.02338 -0.0307 0.5652 0.6095
7.000 0.7572 0.03152 0.02407 -0.0272 0.5529 0.6107
7.250 0.7642 0.03162 0.02434 -0.0244 0.5413 0.6119
7.500 0.7760 0.03131 0.02420 -0.0220 0.5299 0.6132
7.750 0.7668 0.03210 0.02512 -0.0177 0.5162 0.6145
8.000 0.7379 0.03525 0.02837 -0.0141 0.4951 0.6158
8.250 0.7341 0.03701 0.03026 -0.0127 0.4737 0.6173
8.500 0.7441 0.03763 0.03099 -0.0117 0.4522 0.6192
8.750 0.7767 0.03621 0.02965 -0.0112 0.4261 0.6217
9.000 0.8411 0.03133 0.02422 -0.0101 0.3482 0.6249
9.500 0.8318 0.03496 0.02728 -0.0056 0.2550 0.6276
9.750 0.8271 0.03710 0.02921 -0.0040 0.2170 0.6290
10.000 0.8250 0.03917 0.03107 -0.0027 0.1824 0.6304
10.250 0.8258 0.04109 0.03283 -0.0017 0.1524 0.6320
10.500 0.8298 0.04284 0.03445 -0.0009 0.1275 0.6337
10.750 0.8344 0.04462 0.03611 -0.0002 0.1079 0.6355
11.000 0.8405 0.04636 0.03776 0.0003 0.0925 0.6375
11.250 0.8467 0.04815 0.03951 0.0007 0.0807 0.6395
11.500 0.8545 0.04981 0.04121 0.0011 0.0710 0.6414
11.750 0.8611 0.05157 0.04302 0.0017 0.0639 0.6431
12.000 0.8672 0.05345 0.04493 0.0021 0.0578 0.6450
12.250 0.8755 0.05519 0.04677 0.0024 0.0530 0.6472
12.500 0.8837 0.05702 0.04867 0.0026 0.0488 0.6496
12.750 0.8907 0.05903 0.05068 0.0027 0.0456 0.6520
13.000 0.9016 0.06076 0.05255 0.0028 0.0421 0.6545
13.250 0.9107 0.06266 0.05456 0.0028 0.0395 0.6568
13.500 0.9189 0.06463 0.05656 0.0029 0.0375 0.6587
13.750 0.9305 0.06640 0.05850 0.0031 0.0354 0.6610
14.000 0.9400 0.06843 0.06071 0.0031 0.0332 0.6635
14.250 0.9482 0.07063 0.06300 0.0028 0.0315 0.6661
14.500 0.9567 0.07285 0.06524 0.0026 0.0302 0.6690
14.750 0.9679 0.07499 0.06751 0.0026 0.0291 0.6719
15.000 0.9741 0.07770 0.07051 0.0024 0.0280 0.6743
15.250 0.9774 0.08077 0.07383 0.0019 0.0268 0.6770
15.500 0.9791 0.08400 0.07728 0.0011 0.0258 0.6800
15.750 0.9795 0.08737 0.08080 0.0000 0.0249 0.6833
16.250 0.9826 0.09404 0.08767 -0.0021 0.0235 0.6896
16.500 0.9751 0.09896 0.09287 -0.0038 0.0231 0.6922
16.750 0.9642 0.10459 0.09881 -0.0061 0.0229 0.6947
17.000 0.9505 0.11089 0.10540 -0.0091 0.0226 0.6972
17.250 0.9343 0.11796 0.11274 -0.0129 0.0225 0.6994
17.500 0.9160 0.12577 0.12080 -0.0174 0.0225 0.7015
17.750 0.8938 0.13488 0.13016 -0.0229 0.0225 0.7028
18.000 0.8680 0.14557 0.14105 -0.0297 0.0227 0.7035
18.250 0.8383 0.15831 0.15392 -0.0378 0.0230 0.7035
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