St. CYR 171 (Royer) (stcyr171-il) Xfoil prediction polar at RE=1,000,000 Ncrit=9
| Details | Polar file |
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Airfoil: St. CYR 171 (Royer) (stcyr171-il) Reynolds number: 1,000,000 Max Cl/Cd: 45.9 at α=9.75° Description: Mach=0 Ncrit=9 Source: Xfoil prediction Download polar: xf-stcyr171-il-1000000.txt Download as CSV file: xf-stcyr171-il-1000000.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 = 1.000 e 6 Ncrit = 9.000
alpha CL CD CDp CM Top_Xtr Bot_Xtr
------ -------- --------- --------- -------- -------- --------
-19.000 -0.9823 0.14032 0.13801 0.0053 1.0000 0.0172
-18.750 -1.0056 0.13122 0.12879 0.0001 1.0000 0.0174
-18.500 -1.0288 0.12255 0.12000 -0.0047 1.0000 0.0176
-18.250 -1.0464 0.11523 0.11257 -0.0089 1.0000 0.0177
-18.000 -1.0638 0.10825 0.10550 -0.0127 1.0000 0.0177
-17.750 -1.0809 0.10142 0.09856 -0.0165 1.0000 0.0178
-17.500 -1.0943 0.09509 0.09213 -0.0201 1.0000 0.0179
-17.250 -1.1083 0.08886 0.08581 -0.0235 1.0000 0.0180
-17.000 -1.1192 0.08295 0.07979 -0.0268 1.0000 0.0181
-16.750 -1.1309 0.07692 0.07364 -0.0303 1.0000 0.0182
-16.500 -1.1409 0.07163 0.06825 -0.0332 1.0000 0.0182
-16.250 -1.1515 0.06681 0.06333 -0.0357 1.0000 0.0183
-16.000 -1.1670 0.06184 0.05825 -0.0378 1.0000 0.0184
-15.750 -1.1842 0.05702 0.05334 -0.0394 1.0000 0.0186
-15.500 -1.1975 0.05272 0.04897 -0.0411 1.0000 0.0188
-15.250 -1.2104 0.04853 0.04470 -0.0428 1.0000 0.0188
-15.000 -1.2265 0.04375 0.03983 -0.0456 1.0000 0.0190
-14.750 -1.2522 0.03829 0.03424 -0.0488 1.0000 0.0190
-14.500 -1.2662 0.03532 0.03116 -0.0483 1.0000 0.0191
-14.250 -1.2735 0.03347 0.02924 -0.0460 1.0000 0.0193
-14.000 -1.2771 0.03214 0.02784 -0.0430 1.0000 0.0194
-13.750 -1.2764 0.03098 0.02661 -0.0399 1.0000 0.0196
-13.500 -1.2677 0.02996 0.02554 -0.0380 1.0000 0.0199
-13.250 -1.2577 0.02901 0.02453 -0.0360 1.0000 0.0202
-13.000 -1.2465 0.02811 0.02355 -0.0341 1.0000 0.0205
-12.750 -1.2339 0.02726 0.02263 -0.0323 1.0000 0.0209
-12.500 -1.2205 0.02645 0.02175 -0.0304 1.0000 0.0212
-12.250 -1.2067 0.02564 0.02087 -0.0286 1.0000 0.0215
-12.000 -1.1908 0.02495 0.02011 -0.0269 1.0000 0.0218
-11.750 -1.1732 0.02436 0.01945 -0.0255 1.0000 0.0221
-11.500 -1.1546 0.02383 0.01885 -0.0241 1.0000 0.0223
-11.250 -1.1496 0.02245 0.01738 -0.0207 1.0000 0.0228
-11.000 -1.1387 0.02144 0.01633 -0.0181 1.0000 0.0233
-10.750 -1.1229 0.02073 0.01559 -0.0162 1.0000 0.0237
-10.500 -1.1058 0.02011 0.01493 -0.0144 1.0000 0.0241
-10.250 -1.0880 0.01953 0.01431 -0.0127 1.0000 0.0245
-10.000 -1.0698 0.01898 0.01371 -0.0110 1.0000 0.0249
-9.750 -1.0512 0.01845 0.01314 -0.0094 1.0000 0.0253
-9.500 -1.0322 0.01796 0.01261 -0.0078 1.0000 0.0257
-9.250 -1.0124 0.01752 0.01213 -0.0063 1.0000 0.0262
-9.000 -0.9922 0.01712 0.01168 -0.0048 1.0000 0.0266
-8.750 -0.9721 0.01672 0.01124 -0.0034 1.0000 0.0268
-8.500 -0.9512 0.01637 0.01086 -0.0020 1.0000 0.0271
-8.250 -0.9359 0.01562 0.01003 0.0003 1.0000 0.0276
-8.000 -0.9183 0.01503 0.00939 0.0023 1.0000 0.0282
-7.750 -0.8990 0.01457 0.00890 0.0040 1.0000 0.0288
-7.500 -0.8788 0.01420 0.00850 0.0055 1.0000 0.0295
-7.250 -0.8495 0.01385 0.00812 0.0051 0.9991 0.0301
-7.000 -0.8165 0.01353 0.00778 0.0040 0.9974 0.0308
-6.750 -0.7827 0.01325 0.00747 0.0027 0.9956 0.0314
-6.500 -0.7482 0.01300 0.00719 0.0013 0.9940 0.0320
-6.250 -0.7139 0.01277 0.00694 0.0000 0.9923 0.0325
-6.000 -0.6822 0.01246 0.00660 -0.0008 0.9895 0.0338
-5.750 -0.6491 0.01221 0.00634 -0.0018 0.9869 0.0353
-5.500 -0.6148 0.01198 0.00612 -0.0030 0.9847 0.0370
-5.250 -0.5791 0.01178 0.00592 -0.0046 0.9828 0.0392
-5.000 -0.5446 0.01144 0.00584 -0.0060 0.9812 0.0783
-4.750 -0.5167 0.01125 0.00577 -0.0059 0.9765 0.0994
-4.500 -0.4838 0.01109 0.00571 -0.0068 0.9729 0.1140
-4.250 -0.4487 0.01095 0.00564 -0.0082 0.9701 0.1255
-4.000 -0.4124 0.01082 0.00558 -0.0099 0.9678 0.1349
-3.750 -0.3838 0.01070 0.00548 -0.0098 0.9612 0.1408
-3.500 -0.3500 0.01058 0.00540 -0.0108 0.9550 0.1488
-3.250 -0.3107 0.01045 0.00531 -0.0131 0.9437 0.1565
-3.000 -0.2658 0.01032 0.00522 -0.0166 0.9276 0.1673
-2.750 -0.2231 0.01023 0.00512 -0.0196 0.8983 0.1793
-2.500 -0.1929 0.01024 0.00506 -0.0198 0.8572 0.1933
-2.250 -0.1675 0.01027 0.00502 -0.0190 0.8150 0.2092
-2.000 -0.1429 0.01029 0.00497 -0.0180 0.7804 0.2239
-1.750 -0.1177 0.01029 0.00491 -0.0172 0.7553 0.2355
-1.500 -0.0916 0.01027 0.00484 -0.0167 0.7369 0.2454
-1.250 -0.0654 0.01021 0.00478 -0.0161 0.7195 0.2574
-1.000 -0.0393 0.01019 0.00471 -0.0155 0.6995 0.2664
-0.750 -0.0133 0.01017 0.00466 -0.0149 0.6779 0.2750
-0.500 0.0131 0.01013 0.00460 -0.0144 0.6549 0.2844
-0.250 0.0388 0.01011 0.00454 -0.0138 0.6239 0.2970
0.000 0.0660 0.01097 0.00560 -0.0131 0.5808 0.3383
0.250 0.0941 0.01179 0.00640 -0.0127 0.5452 0.3944
0.500 0.1205 0.01186 0.00634 -0.0122 0.5195 0.4019
0.750 0.1477 0.01226 0.00667 -0.0118 0.4949 0.4054
1.000 0.1744 0.01232 0.00659 -0.0114 0.4625 0.4105
1.250 0.1993 0.01301 0.00706 -0.0105 0.3878 0.4117
1.750 0.2474 0.01428 0.00788 -0.0088 0.2527 0.4156
2.250 0.3014 0.01512 0.00848 -0.0080 0.2068 0.4218
2.500 0.3264 0.01510 0.00851 -0.0073 0.1957 0.4244
2.750 0.3534 0.01548 0.00888 -0.0069 0.1850 0.4296
3.000 0.3797 0.01570 0.00906 -0.0064 0.1753 0.4353
3.250 0.4050 0.01561 0.00899 -0.0058 0.1678 0.4377
3.500 0.4320 0.01590 0.00926 -0.0054 0.1607 0.4417
3.750 0.4620 0.01695 0.01026 -0.0053 0.1530 0.4436
4.000 0.4891 0.01714 0.01045 -0.0050 0.1484 0.4438
4.250 0.5154 0.01729 0.01056 -0.0045 0.1419 0.4438
4.500 0.5418 0.01746 0.01072 -0.0041 0.1363 0.4439
4.750 0.5685 0.01763 0.01088 -0.0037 0.1306 0.4440
5.000 0.5942 0.01779 0.01099 -0.0031 0.1231 0.4441
5.250 0.6201 0.01779 0.01099 -0.0026 0.1179 0.4441
5.500 0.6450 0.01787 0.01102 -0.0020 0.1076 0.4441
5.750 0.6696 0.01798 0.01105 -0.0013 0.0941 0.4441
6.000 0.6919 0.01827 0.01119 -0.0003 0.0660 0.4441
6.250 0.7124 0.01877 0.01151 0.0010 0.0408 0.4441
6.500 0.7359 0.01897 0.01171 0.0019 0.0372 0.4441
6.750 0.7602 0.01909 0.01185 0.0026 0.0361 0.4441
7.000 0.7842 0.01926 0.01205 0.0034 0.0350 0.4441
7.250 0.8078 0.01948 0.01229 0.0043 0.0339 0.4442
7.500 0.8309 0.01973 0.01256 0.0052 0.0327 0.4442
7.750 0.8531 0.02005 0.01291 0.0063 0.0316 0.4442
8.000 0.8748 0.02039 0.01331 0.0074 0.0308 0.4442
8.250 0.8978 0.02056 0.01352 0.0083 0.0305 0.4442
8.500 0.9203 0.02077 0.01376 0.0093 0.0301 0.4442
8.750 0.9426 0.02104 0.01407 0.0103 0.0296 0.4442
9.000 0.9645 0.02134 0.01442 0.0114 0.0289 0.4443
9.250 0.9858 0.02166 0.01478 0.0125 0.0283 0.4443
9.500 1.0061 0.02197 0.01513 0.0138 0.0277 0.4443
9.750 1.0255 0.02234 0.01553 0.0152 0.0272 0.4443
10.000 1.0431 0.02281 0.01605 0.0169 0.0267 0.4443
10.250 1.0555 0.02362 0.01694 0.0192 0.0259 0.4443
10.500 1.0710 0.02417 0.01755 0.0212 0.0256 0.4443
10.750 1.0910 0.02437 0.01779 0.0225 0.0252 0.4443
11.000 1.1085 0.02470 0.01818 0.0241 0.0249 0.4443
11.250 1.1242 0.02511 0.01865 0.0260 0.0246 0.4443
11.500 1.1391 0.02548 0.01908 0.0280 0.0242 0.4443
11.750 1.1507 0.02582 0.01947 0.0306 0.0237 0.4443
12.000 1.1600 0.02622 0.01992 0.0335 0.0234 0.4443
12.250 1.1698 0.02667 0.02042 0.0362 0.0230 0.4443
12.500 1.1807 0.02716 0.02094 0.0386 0.0226 0.4443
12.750 1.1883 0.02792 0.02175 0.0412 0.0222 0.4443
13.000 1.1947 0.02876 0.02265 0.0439 0.0220 0.4443
13.250 1.1930 0.03015 0.02410 0.0471 0.0215 0.4443
13.500 1.1852 0.03206 0.02611 0.0504 0.0212 0.4443
13.750 1.1957 0.03269 0.02681 0.0519 0.0210 0.4443
14.000 1.2000 0.03384 0.02804 0.0537 0.0209 0.4443
14.250 1.2063 0.03490 0.02918 0.0551 0.0206 0.4443
14.500 1.2096 0.03628 0.03064 0.0563 0.0204 0.4443
14.750 1.2118 0.03786 0.03231 0.0573 0.0202 0.4443
15.000 1.2127 0.03968 0.03422 0.0581 0.0199 0.4443
15.250 1.2126 0.04172 0.03634 0.0585 0.0197 0.4443
15.500 1.2118 0.04399 0.03869 0.0586 0.0195 0.4443
15.750 1.2112 0.04639 0.04117 0.0584 0.0193 0.4443
16.000 1.2117 0.04886 0.04371 0.0578 0.0190 0.4443
16.250 1.2069 0.05208 0.04703 0.0568 0.0188 0.4443
16.500 1.1983 0.05596 0.05100 0.0553 0.0187 0.4443
16.750 1.1937 0.05957 0.05468 0.0537 0.0184 0.4443
17.000 1.1849 0.06390 0.05909 0.0516 0.0183 0.4443
17.250 1.1718 0.06899 0.06429 0.0490 0.0182 0.4443
17.500 1.1591 0.07436 0.06975 0.0461 0.0181 0.4443
17.750 1.1470 0.07989 0.07536 0.0430 0.0180 0.4443
18.000 1.1320 0.08592 0.08148 0.0396 0.0179 0.4443
18.250 1.1189 0.09183 0.08748 0.0362 0.0178 0.4443
18.500 1.1021 0.09827 0.09400 0.0325 0.0176 0.4443
18.750 1.0859 0.10472 0.10054 0.0288 0.0174 0.4443
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