St. CYR 172 (Royer) (stcyr172-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5
| Details | Polar file |
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Airfoil: St. CYR 172 (Royer) (stcyr172-il) Reynolds number: 1,000,000 Max Cl/Cd: 75.6 at α=9.75° Description: Mach=0 Ncrit=5 Source: Xfoil prediction Download polar: xf-stcyr172-il-1000000-n5.txt Download as CSV file: xf-stcyr172-il-1000000-n5.csv |
XFOIL Version 6.96
Calculated polar for: St. CYR 172 (Royer)
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
------ -------- --------- --------- -------- -------- --------
-19.000 -1.2804 0.08424 0.08044 -0.0273 1.0000 0.0221
-18.750 -1.2999 0.07805 0.07415 -0.0302 1.0000 0.0222
-18.500 -1.3195 0.07199 0.06797 -0.0330 1.0000 0.0222
-18.250 -1.3380 0.06622 0.06209 -0.0356 1.0000 0.0223
-18.000 -1.3503 0.06129 0.05706 -0.0377 1.0000 0.0227
-17.750 -1.3670 0.05579 0.05144 -0.0402 1.0000 0.0227
-17.500 -1.3793 0.05085 0.04638 -0.0424 1.0000 0.0228
-17.250 -1.3839 0.04701 0.04244 -0.0440 1.0000 0.0231
-17.000 -1.3894 0.04320 0.03851 -0.0456 1.0000 0.0232
-16.750 -1.3917 0.03994 0.03515 -0.0467 1.0000 0.0234
-16.500 -1.3936 0.03693 0.03203 -0.0474 1.0000 0.0235
-16.250 -1.3962 0.03404 0.02907 -0.0479 1.0000 0.0239
-16.000 -1.3954 0.03173 0.02667 -0.0478 1.0000 0.0242
-15.750 -1.3925 0.02980 0.02468 -0.0473 1.0000 0.0245
-15.500 -1.3869 0.02825 0.02308 -0.0465 1.0000 0.0248
-15.250 -1.3809 0.02686 0.02163 -0.0454 1.0000 0.0251
-15.000 -1.3731 0.02569 0.02041 -0.0441 1.0000 0.0255
-14.750 -1.3644 0.02467 0.01932 -0.0427 1.0000 0.0259
-14.500 -1.3559 0.02369 0.01828 -0.0410 1.0000 0.0261
-14.250 -1.3463 0.02284 0.01738 -0.0392 1.0000 0.0265
-14.000 -1.3362 0.02209 0.01657 -0.0373 1.0000 0.0267
-13.750 -1.3251 0.02143 0.01585 -0.0353 1.0000 0.0271
-13.500 -1.3138 0.02083 0.01520 -0.0331 1.0000 0.0273
-13.250 -1.3030 0.02027 0.01458 -0.0308 1.0000 0.0275
-13.000 -1.2952 0.01963 0.01391 -0.0278 1.0000 0.0280
-12.750 -1.2864 0.01912 0.01337 -0.0247 1.0000 0.0285
-12.500 -1.2779 0.01867 0.01290 -0.0215 1.0000 0.0289
-12.250 -1.2671 0.01824 0.01244 -0.0185 1.0000 0.0293
-12.000 -1.2526 0.01780 0.01197 -0.0163 1.0000 0.0297
-11.750 -1.2370 0.01741 0.01155 -0.0142 1.0000 0.0303
-11.500 -1.2213 0.01701 0.01111 -0.0121 1.0000 0.0306
-11.250 -1.2049 0.01664 0.01071 -0.0101 1.0000 0.0311
-11.000 -1.1879 0.01629 0.01033 -0.0081 1.0000 0.0314
-10.750 -1.1708 0.01594 0.00995 -0.0062 1.0000 0.0317
-10.500 -1.1530 0.01563 0.00959 -0.0043 1.0000 0.0320
-10.250 -1.1370 0.01520 0.00915 -0.0022 1.0000 0.0327
-10.000 -1.1198 0.01484 0.00879 -0.0002 1.0000 0.0334
-9.750 -1.0953 0.01449 0.00842 0.0003 0.9994 0.0341
-9.500 -1.0646 0.01414 0.00806 -0.0005 0.9981 0.0348
-9.250 -1.0339 0.01381 0.00772 -0.0013 0.9965 0.0355
-9.000 -1.0029 0.01350 0.00739 -0.0022 0.9946 0.0362
-8.750 -0.9713 0.01320 0.00707 -0.0031 0.9924 0.0368
-8.500 -0.9416 0.01286 0.00672 -0.0036 0.9890 0.0377
-8.250 -0.9108 0.01251 0.00637 -0.0043 0.9854 0.0389
-7.750 -0.8533 0.01191 0.00578 -0.0048 0.9749 0.0414
-7.500 -0.8232 0.01165 0.00550 -0.0053 0.9696 0.0425
-7.250 -0.7953 0.01138 0.00522 -0.0053 0.9602 0.0436
-7.000 -0.7615 0.01105 0.00491 -0.0065 0.9534 0.0458
-6.750 -0.7239 0.01075 0.00461 -0.0087 0.9466 0.0479
-6.500 -0.6798 0.01047 0.00433 -0.0122 0.9412 0.0503
-6.250 -0.6331 0.01011 0.00399 -0.0164 0.9321 0.0550
-6.000 -0.5896 0.00976 0.00364 -0.0198 0.9187 0.0633
-5.750 -0.5615 0.00915 0.00322 -0.0202 0.9041 0.1060
-5.500 -0.5349 0.00890 0.00303 -0.0199 0.8911 0.1249
-5.250 -0.5088 0.00876 0.00289 -0.0194 0.8807 0.1338
-5.000 -0.4836 0.00861 0.00276 -0.0187 0.8706 0.1415
-4.750 -0.4581 0.00851 0.00264 -0.0181 0.8577 0.1481
-4.500 -0.4335 0.00839 0.00251 -0.0172 0.8410 0.1547
-4.250 -0.4095 0.00831 0.00239 -0.0162 0.8141 0.1608
-4.000 -0.3883 0.00835 0.00225 -0.0145 0.7619 0.1654
-3.750 -0.3671 0.00836 0.00215 -0.0129 0.7202 0.1734
-3.500 -0.3441 0.00833 0.00205 -0.0117 0.6910 0.1834
-3.250 -0.3203 0.00828 0.00197 -0.0107 0.6663 0.1939
-3.000 -0.2971 0.00823 0.00188 -0.0096 0.6362 0.2078
-2.750 -0.2746 0.00821 0.00179 -0.0084 0.5941 0.2244
-2.500 -0.2527 0.00826 0.00172 -0.0070 0.5404 0.2407
-2.250 -0.2300 0.00829 0.00167 -0.0058 0.4953 0.2581
-2.000 -0.2064 0.00829 0.00163 -0.0049 0.4631 0.2765
-1.750 -0.1823 0.00828 0.00160 -0.0040 0.4384 0.2956
-1.500 -0.1569 0.00825 0.00157 -0.0033 0.4239 0.3097
-1.250 -0.1313 0.00825 0.00155 -0.0026 0.4085 0.3194
-1.000 -0.1052 0.00826 0.00153 -0.0021 0.3971 0.3280
-0.750 -0.0790 0.00823 0.00152 -0.0015 0.3881 0.3371
-0.500 -0.0526 0.00824 0.00151 -0.0010 0.3802 0.3451
-0.250 -0.0263 0.00822 0.00150 -0.0005 0.3716 0.3533
0.000 0.0000 0.00824 0.00150 0.0000 0.3616 0.3618
0.250 0.0263 0.00822 0.00150 0.0005 0.3533 0.3715
0.500 0.0526 0.00824 0.00151 0.0010 0.3450 0.3802
0.750 0.0790 0.00823 0.00152 0.0015 0.3371 0.3881
1.000 0.1052 0.00826 0.00153 0.0021 0.3279 0.3971
1.250 0.1313 0.00824 0.00155 0.0026 0.3194 0.4089
1.500 0.1570 0.00826 0.00157 0.0033 0.3098 0.4226
1.750 0.1822 0.00827 0.00159 0.0040 0.2958 0.4399
2.000 0.2063 0.00829 0.00163 0.0049 0.2762 0.4643
2.250 0.2301 0.00829 0.00167 0.0058 0.2580 0.4950
2.500 0.2526 0.00825 0.00172 0.0070 0.2408 0.5423
2.750 0.2749 0.00822 0.00179 0.0083 0.2240 0.5897
3.000 0.2971 0.00822 0.00188 0.0096 0.2088 0.6368
3.250 0.3204 0.00828 0.00197 0.0107 0.1941 0.6660
3.500 0.3440 0.00835 0.00206 0.0117 0.1821 0.6906
3.750 0.3673 0.00836 0.00215 0.0129 0.1742 0.7185
4.000 0.3883 0.00835 0.00225 0.0145 0.1656 0.7619
4.250 0.4095 0.00831 0.00239 0.0162 0.1610 0.8142
4.500 0.4334 0.00839 0.00251 0.0172 0.1550 0.8416
4.750 0.4580 0.00851 0.00264 0.0181 0.1478 0.8586
5.000 0.4836 0.00861 0.00276 0.0188 0.1414 0.8709
5.250 0.5088 0.00876 0.00289 0.0194 0.1339 0.8806
5.500 0.5349 0.00890 0.00303 0.0199 0.1248 0.8915
5.750 0.5613 0.00914 0.00321 0.0203 0.1066 0.9031
6.000 0.5894 0.00976 0.00364 0.0199 0.0631 0.9186
6.250 0.6324 0.01010 0.00398 0.0165 0.0552 0.9317
6.500 0.6788 0.01047 0.00433 0.0124 0.0503 0.9409
6.750 0.7236 0.01075 0.00461 0.0087 0.0479 0.9465
7.000 0.7620 0.01105 0.00491 0.0064 0.0457 0.9539
7.250 0.7958 0.01138 0.00523 0.0052 0.0436 0.9607
7.750 0.8533 0.01191 0.00578 0.0048 0.0415 0.9748
8.250 0.9109 0.01251 0.00637 0.0043 0.0389 0.9854
8.500 0.9416 0.01287 0.00673 0.0036 0.0376 0.9890
8.750 0.9713 0.01321 0.00708 0.0031 0.0368 0.9924
9.000 1.0028 0.01350 0.00739 0.0022 0.0362 0.9946
9.250 1.0341 0.01381 0.00772 0.0013 0.0355 0.9965
9.500 1.0648 0.01414 0.00806 0.0005 0.0348 0.9982
9.750 1.0955 0.01449 0.00842 -0.0003 0.0341 0.9995
10.000 1.1198 0.01484 0.00879 0.0002 0.0334 1.0000
10.250 1.1369 0.01520 0.00916 0.0022 0.0327 1.0000
10.500 1.1531 0.01562 0.00959 0.0043 0.0320 1.0000
10.750 1.1707 0.01595 0.00995 0.0062 0.0317 1.0000
11.000 1.1880 0.01629 0.01033 0.0081 0.0314 1.0000
11.250 1.2048 0.01665 0.01072 0.0101 0.0311 1.0000
11.500 1.2212 0.01702 0.01112 0.0121 0.0307 1.0000
11.750 1.2374 0.01739 0.01152 0.0141 0.0302 1.0000
12.000 1.2527 0.01780 0.01197 0.0163 0.0297 1.0000
12.250 1.2673 0.01824 0.01243 0.0185 0.0293 1.0000
12.500 1.2785 0.01866 0.01288 0.0213 0.0289 1.0000
12.750 1.2872 0.01911 0.01335 0.0246 0.0285 1.0000
13.000 1.2957 0.01963 0.01390 0.0277 0.0280 1.0000
13.250 1.3039 0.02025 0.01456 0.0306 0.0276 1.0000
13.500 1.3137 0.02087 0.01524 0.0331 0.0274 1.0000
13.750 1.3257 0.02143 0.01585 0.0352 0.0271 1.0000
14.000 1.3364 0.02211 0.01659 0.0372 0.0268 1.0000
14.250 1.3470 0.02284 0.01738 0.0391 0.0265 1.0000
14.500 1.3566 0.02369 0.01828 0.0409 0.0262 1.0000
14.750 1.3663 0.02459 0.01924 0.0425 0.0258 1.0000
15.000 1.3736 0.02571 0.02043 0.0440 0.0256 1.0000
15.250 1.3818 0.02686 0.02163 0.0453 0.0252 1.0000
15.500 1.3892 0.02815 0.02297 0.0463 0.0247 1.0000
15.750 1.3940 0.02975 0.02463 0.0471 0.0245 1.0000
16.000 1.3976 0.03163 0.02657 0.0476 0.0241 1.0000
16.250 1.3984 0.03395 0.02897 0.0477 0.0240 1.0000
16.500 1.3970 0.03670 0.03181 0.0473 0.0236 1.0000
16.750 1.3956 0.03965 0.03485 0.0466 0.0233 1.0000
17.000 1.3937 0.04284 0.03815 0.0455 0.0231 1.0000
17.250 1.3895 0.04648 0.04190 0.0440 0.0230 1.0000
17.500 1.3814 0.05079 0.04632 0.0422 0.0228 1.0000
17.750 1.3721 0.05534 0.05098 0.0401 0.0227 1.0000
18.000 1.3588 0.06040 0.05615 0.0379 0.0224 1.0000
18.250 1.3420 0.06594 0.06180 0.0354 0.0224 1.0000
18.500 1.3231 0.07179 0.06776 0.0328 0.0223 1.0000
18.750 1.3041 0.07776 0.07385 0.0300 0.0222 1.0000
19.000 1.2853 0.08386 0.08005 0.0272 0.0220 1.0000
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