RAF 31 AIRFOIL (raf31-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5
| Details | Polar file |
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Airfoil: RAF 31 AIRFOIL (raf31-il) Reynolds number: 1,000,000 Max Cl/Cd: 83.33 at α=7° Description: Mach=0 Ncrit=5 Source: Xfoil prediction Download polar: xf-raf31-il-1000000-n5.txt Download as CSV file: xf-raf31-il-1000000-n5.csv |
XFOIL Version 6.96
Calculated polar for: RAF 31 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 = 5.000
alpha CL CD CDp CM Top_Xtr Bot_Xtr
------ -------- --------- --------- -------- -------- --------
-19.250 -0.8783 0.13564 0.13343 -0.0229 1.0000 0.0112
-19.000 -0.9377 0.11986 0.11748 -0.0315 1.0000 0.0112
-18.750 -0.9867 0.10685 0.10433 -0.0386 1.0000 0.0111
-18.500 -1.0322 0.09506 0.09238 -0.0451 1.0000 0.0111
-18.250 -1.0760 0.08396 0.08112 -0.0514 1.0000 0.0109
-18.000 -1.1113 0.07466 0.07167 -0.0567 1.0000 0.0109
-17.750 -1.1425 0.06646 0.06332 -0.0614 1.0000 0.0109
-17.500 -1.1674 0.05939 0.05611 -0.0654 1.0000 0.0109
-17.250 -1.1861 0.05336 0.04995 -0.0689 1.0000 0.0110
-17.000 -1.1994 0.04820 0.04466 -0.0718 1.0000 0.0112
-16.750 -1.2104 0.04354 0.03988 -0.0744 1.0000 0.0112
-16.500 -1.2169 0.03968 0.03590 -0.0764 1.0000 0.0113
-16.250 -1.2201 0.03644 0.03256 -0.0779 1.0000 0.0116
-16.000 -1.2190 0.03388 0.02993 -0.0788 1.0000 0.0120
-15.750 -1.2169 0.03163 0.02761 -0.0792 1.0000 0.0123
-15.500 -1.2101 0.03003 0.02597 -0.0792 1.0000 0.0129
-15.250 -1.2083 0.02818 0.02404 -0.0788 1.0000 0.0130
-15.000 -1.2037 0.02679 0.02258 -0.0779 1.0000 0.0133
-14.750 -1.1974 0.02572 0.02145 -0.0766 1.0000 0.0139
-14.500 -1.1942 0.02468 0.02033 -0.0745 1.0000 0.0141
-14.250 -1.1923 0.02380 0.01937 -0.0715 1.0000 0.0144
-14.000 -1.1905 0.02315 0.01864 -0.0680 1.0000 0.0146
-13.750 -1.1870 0.02249 0.01794 -0.0645 1.0000 0.0149
-13.500 -1.1750 0.02195 0.01738 -0.0624 1.0000 0.0153
-13.250 -1.1615 0.02149 0.01690 -0.0604 1.0000 0.0156
-13.000 -1.1340 0.02105 0.01644 -0.0611 0.9991 0.0162
-12.750 -1.1050 0.02052 0.01587 -0.0622 0.9974 0.0166
-12.500 -1.0763 0.02001 0.01531 -0.0632 0.9951 0.0171
-12.250 -1.0494 0.01953 0.01479 -0.0638 0.9922 0.0177
-12.000 -1.0229 0.01904 0.01424 -0.0642 0.9884 0.0181
-11.750 -0.9949 0.01855 0.01369 -0.0649 0.9846 0.0184
-11.250 -0.9488 0.01746 0.01247 -0.0643 0.9668 0.0189
-11.000 -0.9194 0.01677 0.01173 -0.0654 0.9583 0.0194
-10.750 -0.8839 0.01627 0.01122 -0.0676 0.9511 0.0199
-10.500 -0.8438 0.01587 0.01079 -0.0707 0.9460 0.0204
-10.250 -0.8027 0.01539 0.01026 -0.0741 0.9405 0.0210
-10.000 -0.7621 0.01492 0.00972 -0.0773 0.9336 0.0215
-9.750 -0.7251 0.01449 0.00922 -0.0798 0.9243 0.0221
-9.500 -0.6935 0.01409 0.00872 -0.0810 0.9131 0.0225
-9.250 -0.6667 0.01376 0.00829 -0.0811 0.9029 0.0228
-9.000 -0.6422 0.01351 0.00797 -0.0807 0.8942 0.0231
-8.750 -0.6183 0.01324 0.00763 -0.0801 0.8864 0.0233
-8.500 -0.5949 0.01296 0.00730 -0.0794 0.8788 0.0235
-8.250 -0.5714 0.01269 0.00695 -0.0787 0.8718 0.0236
-8.000 -0.5503 0.01222 0.00641 -0.0776 0.8642 0.0240
-7.750 -0.5285 0.01179 0.00590 -0.0766 0.8575 0.0245
-7.500 -0.5054 0.01143 0.00551 -0.0758 0.8510 0.0249
-7.250 -0.4818 0.01114 0.00516 -0.0750 0.8445 0.0253
-7.000 -0.4576 0.01086 0.00484 -0.0744 0.8382 0.0256
-6.750 -0.4334 0.01061 0.00454 -0.0737 0.8303 0.0259
-6.500 -0.4089 0.01038 0.00426 -0.0731 0.8214 0.0263
-6.250 -0.3845 0.01018 0.00401 -0.0724 0.8122 0.0267
-6.000 -0.3597 0.00998 0.00375 -0.0718 0.8014 0.0271
-5.750 -0.3349 0.00981 0.00352 -0.0712 0.7905 0.0275
-5.500 -0.3101 0.00965 0.00330 -0.0705 0.7791 0.0279
-5.250 -0.2851 0.00951 0.00310 -0.0699 0.7674 0.0285
-5.000 -0.2596 0.00938 0.00292 -0.0694 0.7572 0.0289
-4.750 -0.2342 0.00926 0.00274 -0.0689 0.7478 0.0293
-4.500 -0.2084 0.00915 0.00258 -0.0685 0.7390 0.0296
-4.250 -0.1827 0.00903 0.00242 -0.0680 0.7304 0.0301
-4.000 -0.1571 0.00893 0.00227 -0.0675 0.7201 0.0311
-3.750 -0.1311 0.00882 0.00213 -0.0670 0.7114 0.0324
-3.250 -0.0790 0.00862 0.00188 -0.0662 0.6952 0.0365
-3.000 -0.0544 0.00839 0.00175 -0.0656 0.6878 0.0637
-2.750 -0.0282 0.00827 0.00166 -0.0652 0.6807 0.0758
-2.500 -0.0021 0.00820 0.00158 -0.0648 0.6723 0.0827
-2.250 0.0245 0.00812 0.00150 -0.0645 0.6649 0.0894
-2.000 0.0504 0.00802 0.00143 -0.0641 0.6570 0.1026
-1.750 0.0743 0.00769 0.00131 -0.0634 0.6498 0.1650
-1.500 0.0996 0.00750 0.00124 -0.0629 0.6427 0.2045
-1.250 0.1252 0.00736 0.00118 -0.0625 0.6358 0.2337
-1.000 0.1507 0.00720 0.00113 -0.0620 0.6279 0.2728
-0.750 0.1755 0.00702 0.00110 -0.0614 0.6204 0.3244
-0.500 0.2014 0.00693 0.00109 -0.0610 0.6115 0.3553
-0.250 0.2276 0.00688 0.00108 -0.0606 0.6020 0.3762
0.000 0.2534 0.00687 0.00108 -0.0601 0.5891 0.3946
0.250 0.2784 0.00682 0.00108 -0.0596 0.5747 0.4257
0.500 0.3028 0.00675 0.00110 -0.0588 0.5574 0.4654
0.750 0.3266 0.00676 0.00113 -0.0580 0.5328 0.5003
1.250 0.3740 0.00692 0.00125 -0.0563 0.4805 0.5569
1.500 0.3981 0.00699 0.00132 -0.0555 0.4616 0.5835
1.750 0.4222 0.00709 0.00141 -0.0547 0.4429 0.6049
2.000 0.4463 0.00716 0.00149 -0.0539 0.4282 0.6315
2.250 0.4704 0.00719 0.00158 -0.0531 0.4170 0.6624
2.500 0.4948 0.00725 0.00168 -0.0523 0.4057 0.6888
2.750 0.5193 0.00731 0.00176 -0.0516 0.3922 0.7097
3.000 0.5439 0.00739 0.00185 -0.0509 0.3779 0.7280
3.250 0.5678 0.00750 0.00195 -0.0500 0.3590 0.7478
3.500 0.5904 0.00768 0.00207 -0.0490 0.3265 0.7663
3.750 0.6088 0.00808 0.00228 -0.0472 0.2742 0.7850
4.000 0.6310 0.00824 0.00244 -0.0460 0.2603 0.8054
4.250 0.6537 0.00835 0.00259 -0.0449 0.2506 0.8292
4.500 0.6757 0.00846 0.00276 -0.0437 0.2382 0.8576
4.750 0.7014 0.00851 0.00292 -0.0432 0.2254 0.8996
5.000 0.7581 0.00916 0.00335 -0.0502 0.1599 0.9489
5.250 0.8104 0.00977 0.00377 -0.0561 0.1217 0.9761
5.500 0.8419 0.01013 0.00405 -0.0571 0.1055 0.9928
5.750 0.8717 0.01048 0.00432 -0.0578 0.0923 1.0000
6.000 0.8922 0.01071 0.00453 -0.0564 0.0856 1.0000
6.250 0.9124 0.01097 0.00475 -0.0549 0.0780 1.0000
6.500 0.9329 0.01121 0.00496 -0.0535 0.0729 1.0000
6.750 0.9532 0.01147 0.00519 -0.0520 0.0677 1.0000
7.000 0.9741 0.01169 0.00542 -0.0507 0.0644 1.0000
7.250 0.9938 0.01198 0.00567 -0.0492 0.0592 1.0000
7.500 1.0139 0.01224 0.00592 -0.0478 0.0557 1.0000
7.750 1.0344 0.01248 0.00617 -0.0464 0.0532 1.0000
8.000 1.0531 0.01280 0.00646 -0.0448 0.0484 1.0000
8.250 1.0723 0.01308 0.00675 -0.0432 0.0454 1.0000
8.500 1.0906 0.01341 0.00705 -0.0415 0.0403 1.0000
8.750 1.1054 0.01381 0.00741 -0.0391 0.0331 1.0000
9.000 1.1138 0.01444 0.00793 -0.0357 0.0197 1.0000
9.250 1.1271 0.01491 0.00839 -0.0332 0.0161 1.0000
9.500 1.1424 0.01533 0.00883 -0.0310 0.0147 1.0000
9.750 1.1574 0.01578 0.00930 -0.0290 0.0134 1.0000
10.000 1.1724 0.01627 0.00981 -0.0269 0.0123 1.0000
10.250 1.1887 0.01671 0.01028 -0.0252 0.0118 1.0000
10.500 1.2044 0.01719 0.01080 -0.0235 0.0112 1.0000
10.750 1.2194 0.01774 0.01138 -0.0217 0.0107 1.0000
11.000 1.2340 0.01833 0.01201 -0.0199 0.0102 1.0000
11.250 1.2471 0.01904 0.01275 -0.0181 0.0096 1.0000
11.500 1.2610 0.01972 0.01347 -0.0164 0.0093 1.0000
11.750 1.2755 0.02038 0.01418 -0.0150 0.0090 1.0000
12.000 1.2897 0.02109 0.01493 -0.0135 0.0087 1.0000
12.250 1.3032 0.02185 0.01575 -0.0121 0.0084 1.0000
12.500 1.3165 0.02266 0.01660 -0.0107 0.0081 1.0000
12.750 1.3284 0.02359 0.01757 -0.0092 0.0078 1.0000
13.000 1.3397 0.02458 0.01861 -0.0078 0.0075 1.0000
13.250 1.3501 0.02566 0.01974 -0.0065 0.0073 1.0000
13.500 1.3591 0.02689 0.02102 -0.0051 0.0071 1.0000
13.750 1.3674 0.02820 0.02240 -0.0037 0.0069 1.0000
14.000 1.3772 0.02943 0.02370 -0.0026 0.0068 1.0000
14.250 1.3866 0.03071 0.02504 -0.0016 0.0067 1.0000
14.500 1.3951 0.03211 0.02651 -0.0006 0.0066 1.0000
14.750 1.4016 0.03373 0.02821 0.0004 0.0065 1.0000
15.000 1.4087 0.03532 0.02987 0.0012 0.0063 1.0000
15.250 1.4144 0.03708 0.03170 0.0019 0.0063 1.0000
15.500 1.4199 0.03892 0.03361 0.0026 0.0061 1.0000
15.750 1.4228 0.04106 0.03583 0.0032 0.0061 1.0000
16.000 1.4258 0.04325 0.03811 0.0036 0.0059 1.0000
16.250 1.4291 0.04548 0.04041 0.0039 0.0058 1.0000
16.500 1.4295 0.04810 0.04312 0.0041 0.0057 1.0000
16.750 1.4293 0.05086 0.04596 0.0041 0.0056 1.0000
17.000 1.4279 0.05386 0.04904 0.0039 0.0055 1.0000
17.250 1.4269 0.05692 0.05218 0.0035 0.0054 1.0000
17.500 1.4208 0.06074 0.05611 0.0029 0.0053 1.0000
17.750 1.4147 0.06465 0.06012 0.0020 0.0053 1.0000
18.000 1.4017 0.06969 0.06528 0.0006 0.0051 1.0000
18.250 1.3945 0.07408 0.06978 -0.0008 0.0052 1.0000
18.500 1.3841 0.07900 0.07481 -0.0025 0.0051 1.0000
18.750 1.3720 0.08431 0.08024 -0.0044 0.0050 1.0000
19.000 1.3607 0.08955 0.08559 -0.0064 0.0050 1.0000
19.250 1.3428 0.09595 0.09212 -0.0089 0.0050 1.0000
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