St. CYR 172 (Royer) (stcyr172-il) Xfoil prediction polar at RE=200,000 Ncrit=5
| Details | Polar file |
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Airfoil: St. CYR 172 (Royer) (stcyr172-il) Reynolds number: 200,000 Max Cl/Cd: 50.42 at α=6.75° Description: Mach=0 Ncrit=5 Source: Xfoil prediction Download polar: xf-stcyr172-il-200000-n5.txt Download as CSV file: xf-stcyr172-il-200000-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 = 0.200 e 6 Ncrit = 5.000
alpha CL CD CDp CM Top_Xtr Bot_Xtr
------ -------- --------- --------- -------- -------- --------
-18.250 -0.9346 0.12653 0.12171 -0.0117 1.0000 0.0360
-18.000 -0.9863 0.11191 0.10679 -0.0209 1.0000 0.0362
-17.750 -1.0163 0.10244 0.09708 -0.0267 1.0000 0.0364
-17.500 -1.0382 0.09490 0.08933 -0.0312 1.0000 0.0366
-17.250 -1.0576 0.08804 0.08226 -0.0352 1.0000 0.0368
-17.000 -1.0728 0.08218 0.07620 -0.0386 1.0000 0.0370
-16.750 -1.0768 0.07833 0.07228 -0.0402 1.0000 0.0375
-16.500 -1.0785 0.07490 0.06880 -0.0415 1.0000 0.0378
-16.250 -1.0805 0.07146 0.06529 -0.0429 1.0000 0.0382
-16.000 -1.0831 0.06796 0.06170 -0.0443 1.0000 0.0385
-15.750 -1.0858 0.06451 0.05816 -0.0457 1.0000 0.0389
-15.500 -1.0883 0.06116 0.05469 -0.0470 1.0000 0.0393
-15.250 -1.0903 0.05793 0.05136 -0.0481 1.0000 0.0398
-15.000 -1.0917 0.05487 0.04818 -0.0491 1.0000 0.0403
-14.750 -1.0927 0.05195 0.04513 -0.0499 1.0000 0.0408
-14.500 -1.0928 0.04922 0.04226 -0.0504 1.0000 0.0414
-14.250 -1.0917 0.04673 0.03964 -0.0506 1.0000 0.0419
-14.000 -1.0893 0.04446 0.03723 -0.0506 1.0000 0.0423
-13.750 -1.0864 0.04234 0.03496 -0.0504 1.0000 0.0428
-13.500 -1.0813 0.04046 0.03299 -0.0498 1.0000 0.0432
-13.250 -1.0752 0.03872 0.03124 -0.0490 1.0000 0.0437
-13.000 -1.0702 0.03703 0.02952 -0.0481 1.0000 0.0444
-12.750 -1.0646 0.03548 0.02793 -0.0470 1.0000 0.0450
-12.500 -1.0590 0.03404 0.02643 -0.0457 1.0000 0.0457
-12.250 -1.0531 0.03268 0.02500 -0.0441 1.0000 0.0464
-12.000 -1.0467 0.03144 0.02368 -0.0424 1.0000 0.0470
-11.750 -1.0399 0.03028 0.02245 -0.0405 1.0000 0.0477
-11.500 -1.0329 0.02922 0.02131 -0.0383 1.0000 0.0483
-11.250 -1.0256 0.02826 0.02026 -0.0359 1.0000 0.0490
-11.000 -1.0176 0.02742 0.01933 -0.0334 1.0000 0.0497
-10.750 -1.0143 0.02641 0.01831 -0.0301 1.0000 0.0505
-10.500 -1.0110 0.02553 0.01742 -0.0265 1.0000 0.0513
-10.250 -1.0059 0.02473 0.01660 -0.0231 1.0000 0.0522
-10.000 -0.9968 0.02397 0.01580 -0.0203 1.0000 0.0532
-9.750 -0.9862 0.02326 0.01505 -0.0176 1.0000 0.0543
-9.500 -0.9747 0.02259 0.01431 -0.0150 1.0000 0.0554
-9.250 -0.9619 0.02198 0.01363 -0.0125 1.0000 0.0566
-9.000 -0.9489 0.02137 0.01296 -0.0101 1.0000 0.0578
-8.750 -0.9374 0.02064 0.01223 -0.0074 1.0000 0.0594
-8.500 -0.9240 0.02001 0.01157 -0.0050 1.0000 0.0614
-8.250 -0.9094 0.01946 0.01098 -0.0027 1.0000 0.0638
-8.000 -0.8942 0.01894 0.01043 -0.0004 1.0000 0.0665
-7.750 -0.8801 0.01834 0.00985 0.0019 1.0000 0.0705
-7.500 -0.8655 0.01779 0.00932 0.0043 1.0000 0.0762
-7.250 -0.8519 0.01717 0.00882 0.0067 1.0000 0.0890
-7.000 -0.8377 0.01662 0.00844 0.0090 1.0000 0.1146
-6.750 -0.8209 0.01628 0.00815 0.0110 1.0000 0.1338
-6.500 -0.8038 0.01599 0.00787 0.0130 1.0000 0.1473
-6.250 -0.7866 0.01570 0.00761 0.0149 1.0000 0.1573
-6.000 -0.7620 0.01544 0.00735 0.0154 0.9986 0.1682
-5.500 -0.6890 0.01483 0.00680 0.0115 0.9882 0.1916
-5.250 -0.6528 0.01452 0.00655 0.0096 0.9830 0.2045
-5.000 -0.6194 0.01421 0.00627 0.0084 0.9761 0.2165
-4.750 -0.5819 0.01391 0.00601 0.0064 0.9700 0.2302
-4.500 -0.5497 0.01360 0.00575 0.0055 0.9606 0.2449
-4.250 -0.5163 0.01328 0.00552 0.0044 0.9527 0.2633
-4.000 -0.4838 0.01300 0.00532 0.0035 0.9455 0.2819
-3.750 -0.4507 0.01275 0.00514 0.0026 0.9382 0.3013
-3.500 -0.4153 0.01251 0.00497 0.0011 0.9307 0.3204
-3.250 -0.3782 0.01229 0.00479 -0.0006 0.9231 0.3372
-3.000 -0.3399 0.01208 0.00460 -0.0026 0.9145 0.3509
-2.750 -0.3031 0.01191 0.00442 -0.0042 0.9040 0.3639
-2.500 -0.2653 0.01169 0.00425 -0.0061 0.8929 0.3771
-2.250 -0.2305 0.01151 0.00409 -0.0072 0.8779 0.3900
-2.000 -0.2001 0.01137 0.00396 -0.0075 0.8593 0.4022
-1.750 -0.1720 0.01122 0.00383 -0.0072 0.8356 0.4141
-1.500 -0.1431 0.01107 0.00368 -0.0071 0.8041 0.4257
-1.250 -0.1128 0.01096 0.00349 -0.0071 0.7639 0.4388
-1.000 -0.0857 0.01092 0.00333 -0.0065 0.7241 0.4536
-0.750 -0.0616 0.01090 0.00324 -0.0054 0.6869 0.4703
-0.500 -0.0392 0.01091 0.00318 -0.0040 0.6465 0.4898
-0.250 -0.0188 0.01092 0.00314 -0.0021 0.6004 0.5165
0.000 -0.0001 0.01092 0.00312 0.0000 0.5538 0.5543
0.250 0.0189 0.01092 0.00314 0.0021 0.5165 0.6002
0.500 0.0392 0.01091 0.00318 0.0040 0.4899 0.6466
0.750 0.0616 0.01090 0.00324 0.0054 0.4704 0.6869
1.000 0.0856 0.01092 0.00333 0.0065 0.4537 0.7244
1.250 0.1128 0.01096 0.00349 0.0071 0.4389 0.7639
1.500 0.1431 0.01107 0.00368 0.0071 0.4258 0.8038
1.750 0.1720 0.01122 0.00383 0.0072 0.4141 0.8356
2.000 0.2001 0.01137 0.00396 0.0075 0.4022 0.8594
2.250 0.2303 0.01151 0.00409 0.0073 0.3899 0.8783
2.500 0.2653 0.01169 0.00425 0.0061 0.3772 0.8927
2.750 0.3032 0.01191 0.00442 0.0042 0.3640 0.9041
3.000 0.3397 0.01208 0.00460 0.0026 0.3508 0.9144
3.250 0.3782 0.01229 0.00479 0.0006 0.3371 0.9231
3.500 0.4152 0.01251 0.00497 -0.0011 0.3206 0.9307
3.750 0.4506 0.01275 0.00514 -0.0025 0.3011 0.9381
4.000 0.4837 0.01300 0.00532 -0.0035 0.2821 0.9454
4.250 0.5163 0.01329 0.00552 -0.0044 0.2630 0.9527
4.500 0.5499 0.01360 0.00575 -0.0056 0.2446 0.9607
4.750 0.5823 0.01391 0.00602 -0.0065 0.2302 0.9701
5.000 0.6194 0.01421 0.00627 -0.0084 0.2165 0.9761
5.250 0.6524 0.01452 0.00654 -0.0095 0.2045 0.9829
5.500 0.6891 0.01483 0.00680 -0.0115 0.1915 0.9883
6.000 0.7624 0.01544 0.00735 -0.0155 0.1680 0.9987
6.250 0.7866 0.01570 0.00761 -0.0149 0.1572 1.0000
6.500 0.8037 0.01599 0.00787 -0.0130 0.1469 1.0000
6.750 0.8209 0.01628 0.00815 -0.0110 0.1335 1.0000
7.000 0.8376 0.01662 0.00844 -0.0090 0.1142 1.0000
7.250 0.8518 0.01718 0.00882 -0.0067 0.0887 1.0000
7.500 0.8654 0.01780 0.00932 -0.0042 0.0761 1.0000
7.750 0.8802 0.01834 0.00984 -0.0019 0.0705 1.0000
8.000 0.8942 0.01894 0.01042 0.0004 0.0665 1.0000
8.250 0.9093 0.01946 0.01098 0.0027 0.0638 1.0000
8.500 0.9239 0.02002 0.01158 0.0050 0.0614 1.0000
8.750 0.9373 0.02065 0.01223 0.0074 0.0594 1.0000
9.000 0.9487 0.02137 0.01297 0.0101 0.0577 1.0000
9.250 0.9621 0.02197 0.01362 0.0125 0.0566 1.0000
9.500 0.9747 0.02259 0.01431 0.0150 0.0554 1.0000
9.750 0.9864 0.02326 0.01504 0.0176 0.0543 1.0000
10.000 0.9969 0.02397 0.01580 0.0203 0.0532 1.0000
10.250 1.0060 0.02474 0.01660 0.0231 0.0522 1.0000
10.500 1.0113 0.02553 0.01742 0.0265 0.0512 1.0000
10.750 1.0145 0.02642 0.01832 0.0301 0.0504 1.0000
11.000 1.0181 0.02741 0.01932 0.0333 0.0497 1.0000
11.250 1.0261 0.02825 0.02026 0.0359 0.0490 1.0000
11.500 1.0335 0.02921 0.02130 0.0382 0.0483 1.0000
11.750 1.0405 0.03027 0.02244 0.0404 0.0477 1.0000
12.000 1.0472 0.03143 0.02368 0.0423 0.0470 1.0000
12.250 1.0537 0.03268 0.02500 0.0441 0.0463 1.0000
12.500 1.0599 0.03402 0.02641 0.0456 0.0457 1.0000
12.750 1.0657 0.03547 0.02791 0.0469 0.0450 1.0000
13.000 1.0712 0.03702 0.02951 0.0480 0.0444 1.0000
13.250 1.0765 0.03869 0.03121 0.0489 0.0438 1.0000
13.500 1.0826 0.04042 0.03296 0.0497 0.0433 1.0000
13.750 1.0877 0.04231 0.03492 0.0502 0.0428 1.0000
14.000 1.0910 0.04439 0.03715 0.0505 0.0423 1.0000
14.250 1.0931 0.04670 0.03961 0.0505 0.0418 1.0000
14.500 1.0945 0.04916 0.04220 0.0503 0.0414 1.0000
14.750 1.0945 0.05188 0.04506 0.0498 0.0408 1.0000
15.000 1.0939 0.05476 0.04807 0.0491 0.0403 1.0000
15.250 1.0923 0.05785 0.05128 0.0480 0.0398 1.0000
15.500 1.0903 0.06108 0.05462 0.0469 0.0394 1.0000
15.750 1.0878 0.06444 0.05808 0.0456 0.0389 1.0000
16.000 1.0852 0.06788 0.06162 0.0442 0.0385 1.0000
16.250 1.0826 0.07138 0.06520 0.0427 0.0382 1.0000
16.500 1.0805 0.07485 0.06874 0.0413 0.0378 1.0000
16.750 1.0801 0.07805 0.07198 0.0401 0.0374 1.0000
17.000 1.0745 0.08217 0.07619 0.0383 0.0370 1.0000
17.250 1.0596 0.08802 0.08224 0.0350 0.0368 1.0000
17.500 1.0391 0.09508 0.08952 0.0307 0.0366 1.0000
17.750 1.0169 0.10273 0.09738 0.0261 0.0363 1.0000
18.000 0.9870 0.11217 0.10706 0.0204 0.0362 1.0000
18.250 0.9362 0.12667 0.12186 0.0113 0.0360 1.0000
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