St. CYR 171 (Royer) (stcyr171-il) Xfoil prediction polar at RE=200,000 Ncrit=5
| Details | Polar file |
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Airfoil: St. CYR 171 (Royer) (stcyr171-il) Reynolds number: 200,000 Max Cl/Cd: 36.94 at α=7.75° Description: Mach=0 Ncrit=5 Source: Xfoil prediction Download polar: xf-stcyr171-il-200000-n5.txt Download as CSV file: xf-stcyr171-il-200000-n5.csv |
XFOIL Version 6.96
Calculated polar for: St. CYR 171 (Royer)
1 1 Reynolds number fixed Mach number fixed
xtrf = 1.000 (top) 1.000 (bottom)
Mach = 0.000 Re = 0.200 e 6 Ncrit = 5.000
alpha CL CD CDp CM Top_Xtr Bot_Xtr
------ -------- --------- --------- -------- -------- --------
-15.750 -0.9044 0.10344 0.09880 -0.0156 1.0000 0.0284
-15.500 -0.9372 0.09264 0.08783 -0.0223 1.0000 0.0283
-15.250 -0.9609 0.08402 0.07902 -0.0277 1.0000 0.0284
-15.000 -0.9796 0.07723 0.07206 -0.0317 1.0000 0.0284
-14.750 -0.9962 0.07149 0.06617 -0.0349 1.0000 0.0286
-14.500 -1.0104 0.06656 0.06110 -0.0374 1.0000 0.0287
-14.250 -1.0232 0.06199 0.05640 -0.0397 1.0000 0.0289
-14.000 -1.0345 0.05769 0.05197 -0.0418 1.0000 0.0292
-13.750 -1.0444 0.05353 0.04767 -0.0440 1.0000 0.0295
-13.500 -1.0532 0.04970 0.04369 -0.0459 1.0000 0.0297
-13.250 -1.0619 0.04623 0.04006 -0.0472 1.0000 0.0300
-13.000 -1.0684 0.04345 0.03712 -0.0471 1.0000 0.0303
-12.750 -1.0730 0.04122 0.03474 -0.0460 1.0000 0.0306
-12.500 -1.0757 0.03937 0.03274 -0.0440 1.0000 0.0308
-12.250 -1.0767 0.03784 0.03106 -0.0415 1.0000 0.0311
-12.000 -1.0765 0.03643 0.02953 -0.0385 1.0000 0.0314
-11.750 -1.0747 0.03482 0.02787 -0.0356 1.0000 0.0318
-11.500 -1.0702 0.03339 0.02638 -0.0329 1.0000 0.0322
-11.250 -1.0638 0.03207 0.02501 -0.0304 1.0000 0.0328
-11.000 -1.0552 0.03089 0.02378 -0.0281 1.0000 0.0334
-10.750 -1.0447 0.02980 0.02261 -0.0259 1.0000 0.0341
-10.500 -1.0331 0.02876 0.02150 -0.0237 1.0000 0.0347
-10.250 -1.0204 0.02779 0.02044 -0.0216 1.0000 0.0354
-10.000 -1.0068 0.02686 0.01942 -0.0196 1.0000 0.0359
-9.750 -0.9923 0.02598 0.01846 -0.0176 1.0000 0.0365
-9.500 -0.9770 0.02516 0.01754 -0.0157 1.0000 0.0371
-9.250 -0.9607 0.02440 0.01667 -0.0139 1.0000 0.0377
-9.000 -0.9436 0.02370 0.01587 -0.0121 1.0000 0.0383
-8.750 -0.9284 0.02283 0.01496 -0.0101 1.0000 0.0394
-8.500 -0.9116 0.02207 0.01415 -0.0083 1.0000 0.0405
-8.250 -0.8937 0.02140 0.01342 -0.0066 1.0000 0.0415
-8.000 -0.8750 0.02079 0.01273 -0.0050 1.0000 0.0426
-7.750 -0.8558 0.02024 0.01210 -0.0034 1.0000 0.0438
-7.500 -0.8362 0.01972 0.01152 -0.0019 1.0000 0.0453
-7.250 -0.8167 0.01921 0.01098 -0.0003 1.0000 0.0474
-7.000 -0.7975 0.01868 0.01047 0.0013 1.0000 0.0514
-6.750 -0.7787 0.01813 0.01002 0.0029 1.0000 0.0618
-6.500 -0.7591 0.01766 0.00968 0.0044 1.0000 0.0829
-6.250 -0.7381 0.01732 0.00941 0.0058 1.0000 0.0988
-6.000 -0.7164 0.01705 0.00915 0.0070 1.0000 0.1086
-5.750 -0.6944 0.01683 0.00889 0.0082 1.0000 0.1182
-5.500 -0.6729 0.01659 0.00868 0.0095 1.0000 0.1246
-5.250 -0.6511 0.01640 0.00846 0.0107 1.0000 0.1306
-5.000 -0.6293 0.01624 0.00824 0.0119 1.0000 0.1354
-4.750 -0.6084 0.01603 0.00807 0.0133 1.0000 0.1408
-4.500 -0.5734 0.01588 0.00792 0.0117 0.9960 0.1489
-4.250 -0.5367 0.01572 0.00777 0.0099 0.9906 0.1560
-4.000 -0.5024 0.01554 0.00763 0.0085 0.9849 0.1641
-3.750 -0.4664 0.01542 0.00751 0.0068 0.9798 0.1721
-3.500 -0.4344 0.01531 0.00749 0.0060 0.9720 0.1818
-3.250 -0.3985 0.01525 0.00750 0.0044 0.9657 0.1933
-3.000 -0.3672 0.01517 0.00748 0.0039 0.9557 0.2057
-2.750 -0.3331 0.01509 0.00749 0.0028 0.9477 0.2209
-2.500 -0.3009 0.01502 0.00748 0.0020 0.9376 0.2345
-2.250 -0.2664 0.01497 0.00749 0.0009 0.9283 0.2476
-2.000 -0.2292 0.01493 0.00747 -0.0008 0.9180 0.2604
-1.750 -0.1886 0.01487 0.00745 -0.0031 0.9005 0.2744
-1.500 -0.1430 0.01492 0.00755 -0.0063 0.8732 0.2895
-1.250 -0.1006 0.01534 0.00813 -0.0087 0.8400 0.3105
-1.000 -0.0624 0.01669 0.00979 -0.0096 0.8047 0.3832
-0.500 -0.0002 0.01741 0.00991 -0.0101 0.7444 0.4149
-0.250 0.0266 0.01775 0.01017 -0.0094 0.7178 0.4201
0.000 0.0527 0.01813 0.01042 -0.0086 0.6882 0.4250
0.250 0.0778 0.01831 0.01051 -0.0077 0.6564 0.4291
0.500 0.1032 0.01859 0.01067 -0.0068 0.6239 0.4327
0.750 0.1270 0.01862 0.01058 -0.0057 0.5840 0.4363
1.000 0.1507 0.01902 0.01077 -0.0045 0.5431 0.4409
1.250 0.1737 0.01916 0.01077 -0.0034 0.5050 0.4471
1.500 0.1966 0.01921 0.01070 -0.0022 0.4630 0.4536
1.750 0.2180 0.01937 0.01060 -0.0009 0.3885 0.4594
2.000 0.2383 0.01979 0.01064 0.0005 0.3135 0.4653
2.250 0.2597 0.01977 0.01045 0.0017 0.2759 0.4743
2.500 0.2777 0.01896 0.00951 0.0033 0.2539 0.5041
2.750 0.3006 0.01875 0.00922 0.0042 0.2375 0.5119
3.000 0.3240 0.01862 0.00901 0.0050 0.2250 0.5183
3.250 0.3485 0.01867 0.00902 0.0057 0.2138 0.5199
3.500 0.3733 0.01884 0.00914 0.0064 0.2035 0.5220
3.750 0.3970 0.01873 0.00898 0.0071 0.1935 0.5257
4.000 0.4217 0.01874 0.00899 0.0078 0.1848 0.5273
4.250 0.4464 0.01897 0.00916 0.0084 0.1760 0.5306
4.500 0.4701 0.01874 0.00893 0.0092 0.1699 0.5340
4.750 0.4950 0.01879 0.00902 0.0098 0.1642 0.5357
5.000 0.5198 0.01895 0.00920 0.0104 0.1586 0.5362
5.250 0.5442 0.01917 0.00940 0.0111 0.1533 0.5362
5.500 0.5696 0.01928 0.00958 0.0116 0.1467 0.5367
5.750 0.5941 0.01947 0.00977 0.0123 0.1400 0.5377
6.000 0.6184 0.01963 0.00994 0.0130 0.1345 0.5398
6.250 0.6428 0.01956 0.00995 0.0136 0.1286 0.5413
6.500 0.6667 0.01966 0.01005 0.0143 0.1216 0.5427
6.750 0.6913 0.01980 0.01028 0.0149 0.1147 0.5435
7.000 0.7152 0.02002 0.01049 0.0156 0.1053 0.5439
7.250 0.7393 0.02027 0.01079 0.0164 0.0941 0.5435
7.500 0.7621 0.02065 0.01113 0.0172 0.0779 0.5427
7.750 0.7836 0.02121 0.01161 0.0182 0.0606 0.5420
8.000 0.8044 0.02184 0.01219 0.0193 0.0525 0.5414
8.250 0.8252 0.02244 0.01281 0.0204 0.0488 0.5408
8.500 0.8452 0.02313 0.01353 0.0216 0.0463 0.5401
8.750 0.8656 0.02372 0.01423 0.0229 0.0449 0.5396
9.000 0.8852 0.02435 0.01496 0.0242 0.0436 0.5388
9.250 0.9038 0.02488 0.01561 0.0255 0.0425 0.5380
9.500 0.9212 0.02551 0.01634 0.0270 0.0413 0.5375
9.750 0.9371 0.02624 0.01714 0.0287 0.0401 0.5369
10.000 0.9505 0.02709 0.01805 0.0307 0.0390 0.5364
10.250 0.9628 0.02799 0.01903 0.0328 0.0381 0.5359
10.500 0.9767 0.02875 0.01991 0.0347 0.0376 0.5355
10.750 0.9889 0.02954 0.02083 0.0368 0.0371 0.5351
11.000 0.9981 0.03038 0.02178 0.0394 0.0365 0.5346
11.250 1.0062 0.03125 0.02277 0.0420 0.0358 0.5343
11.500 1.0139 0.03225 0.02388 0.0444 0.0352 0.5339
11.750 1.0209 0.03335 0.02510 0.0467 0.0345 0.5336
12.000 1.0268 0.03455 0.02639 0.0489 0.0339 0.5332
12.250 1.0317 0.03585 0.02778 0.0509 0.0332 0.5328
12.500 1.0354 0.03731 0.02931 0.0528 0.0328 0.5325
12.750 1.0382 0.03893 0.03102 0.0544 0.0323 0.5322
13.000 1.0401 0.04077 0.03294 0.0558 0.0319 0.5318
13.250 1.0412 0.04291 0.03515 0.0570 0.0314 0.5316
13.500 1.0404 0.04514 0.03751 0.0578 0.0310 0.5314
14.000 1.0349 0.04993 0.04268 0.0582 0.0305 0.5297
14.250 1.0290 0.05291 0.04584 0.0577 0.0301 0.5294
14.500 1.0218 0.05632 0.04944 0.0567 0.0298 0.5289
14.750 1.0128 0.06021 0.05350 0.0551 0.0295 0.5287
15.000 1.0015 0.06467 0.05813 0.0528 0.0291 0.5283
15.250 0.9883 0.06974 0.06337 0.0500 0.0289 0.5281
15.500 0.9727 0.07551 0.06932 0.0466 0.0288 0.5277
15.750 0.9538 0.08229 0.07627 0.0423 0.0287 0.5273
16.000 0.9297 0.09056 0.08473 0.0369 0.0286 0.5272
16.250 0.8991 0.10069 0.09505 0.0303 0.0286 0.5269
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