St. CYR 172 (Royer) (stcyr172-il) Xfoil prediction polar at RE=500,000 Ncrit=9
| Details | Polar file |
|---|---|
|
Airfoil: St. CYR 172 (Royer) (stcyr172-il) Reynolds number: 500,000 Max Cl/Cd: 66.73 at α=6.5° Description: Mach=0 Ncrit=9 Source: Xfoil prediction Download polar: xf-stcyr172-il-500000.txt Download as CSV file: xf-stcyr172-il-500000.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 = 0.500 e 6 Ncrit = 9.000
alpha CL CD CDp CM Top_Xtr Bot_Xtr
------ -------- --------- --------- -------- -------- --------
-19.250 -1.0723 0.11631 0.11277 -0.0170 1.0000 0.0305
-19.000 -1.0958 0.10810 0.10439 -0.0219 1.0000 0.0307
-18.750 -1.1162 0.10075 0.09688 -0.0263 1.0000 0.0310
-18.500 -1.1329 0.09423 0.09020 -0.0301 1.0000 0.0312
-18.250 -1.1481 0.08816 0.08398 -0.0335 1.0000 0.0314
-18.000 -1.1629 0.08228 0.07794 -0.0369 1.0000 0.0317
-17.750 -1.1745 0.07706 0.07256 -0.0399 1.0000 0.0319
-17.500 -1.1849 0.07221 0.06755 -0.0425 1.0000 0.0320
-17.250 -1.1951 0.06756 0.06276 -0.0447 1.0000 0.0323
-17.000 -1.1951 0.06464 0.05980 -0.0451 1.0000 0.0327
-16.750 -1.1932 0.06195 0.05710 -0.0459 1.0000 0.0332
-16.500 -1.1935 0.05891 0.05400 -0.0470 1.0000 0.0335
-16.250 -1.1939 0.05589 0.05091 -0.0482 1.0000 0.0339
-16.000 -1.1943 0.05294 0.04787 -0.0492 1.0000 0.0342
-15.750 -1.1948 0.05006 0.04490 -0.0501 1.0000 0.0346
-15.500 -1.1944 0.04736 0.04210 -0.0508 1.0000 0.0350
-15.250 -1.1931 0.04486 0.03950 -0.0512 1.0000 0.0355
-15.000 -1.1908 0.04254 0.03708 -0.0514 1.0000 0.0359
-14.750 -1.1877 0.04040 0.03482 -0.0513 1.0000 0.0362
-14.500 -1.1848 0.03838 0.03268 -0.0511 1.0000 0.0367
-14.250 -1.1804 0.03662 0.03081 -0.0506 1.0000 0.0369
-14.000 -1.1763 0.03469 0.02881 -0.0496 1.0000 0.0376
-13.750 -1.1697 0.03307 0.02717 -0.0485 1.0000 0.0382
-13.500 -1.1629 0.03165 0.02573 -0.0474 1.0000 0.0387
-13.250 -1.1556 0.03035 0.02438 -0.0460 1.0000 0.0391
-13.000 -1.1479 0.02918 0.02315 -0.0446 1.0000 0.0397
-12.750 -1.1398 0.02811 0.02202 -0.0429 1.0000 0.0403
-12.500 -1.1314 0.02712 0.02096 -0.0410 1.0000 0.0409
-12.250 -1.1224 0.02622 0.01999 -0.0390 1.0000 0.0416
-12.000 -1.1129 0.02540 0.01910 -0.0368 1.0000 0.0421
-11.750 -1.1028 0.02472 0.01833 -0.0345 1.0000 0.0425
-11.500 -1.0961 0.02372 0.01729 -0.0317 1.0000 0.0431
-11.250 -1.0928 0.02266 0.01621 -0.0281 1.0000 0.0437
-11.000 -1.0882 0.02191 0.01544 -0.0245 1.0000 0.0444
-10.750 -1.0813 0.02128 0.01479 -0.0210 1.0000 0.0451
-10.500 -1.0697 0.02068 0.01417 -0.0184 1.0000 0.0460
-10.250 -1.0575 0.02009 0.01353 -0.0158 1.0000 0.0468
-10.000 -1.0444 0.01953 0.01293 -0.0132 1.0000 0.0476
-9.750 -1.0300 0.01904 0.01238 -0.0109 1.0000 0.0484
-9.500 -1.0146 0.01860 0.01189 -0.0087 1.0000 0.0490
-9.250 -1.0066 0.01772 0.01099 -0.0053 1.0000 0.0502
-9.000 -0.9946 0.01708 0.01034 -0.0025 1.0000 0.0513
-8.750 -0.9803 0.01658 0.00983 -0.0001 1.0000 0.0527
-8.500 -0.9657 0.01613 0.00935 0.0024 1.0000 0.0540
-8.250 -0.9508 0.01574 0.00892 0.0048 1.0000 0.0552
-8.000 -0.9361 0.01538 0.00852 0.0073 1.0000 0.0563
-7.750 -0.9253 0.01481 0.00794 0.0104 1.0000 0.0585
-7.500 -0.9116 0.01439 0.00751 0.0130 1.0000 0.0605
-7.250 -0.8962 0.01406 0.00715 0.0153 1.0000 0.0629
-7.000 -0.8810 0.01367 0.00676 0.0177 1.0000 0.0666
-6.750 -0.8552 0.01318 0.00632 0.0178 0.9987 0.0746
-6.500 -0.8232 0.01235 0.00585 0.0164 0.9955 0.1230
-6.250 -0.7866 0.01201 0.00566 0.0144 0.9928 0.1505
-6.000 -0.7519 0.01173 0.00542 0.0129 0.9891 0.1646
-5.750 -0.7149 0.01149 0.00521 0.0110 0.9856 0.1760
-5.500 -0.6752 0.01126 0.00501 0.0085 0.9828 0.1868
-5.250 -0.6409 0.01094 0.00476 0.0072 0.9779 0.1977
-5.000 -0.6051 0.01066 0.00453 0.0056 0.9735 0.2089
-4.750 -0.5674 0.01037 0.00431 0.0035 0.9705 0.2242
-4.500 -0.5361 0.01008 0.00410 0.0029 0.9654 0.2401
-4.250 -0.5027 0.00979 0.00390 0.0018 0.9604 0.2591
-4.000 -0.4653 0.00949 0.00370 -0.0001 0.9570 0.2804
-3.750 -0.4330 0.00925 0.00353 -0.0008 0.9511 0.3001
-3.500 -0.3975 0.00901 0.00336 -0.0022 0.9454 0.3201
-3.250 -0.3548 0.00877 0.00320 -0.0052 0.9412 0.3385
-3.000 -0.3201 0.00861 0.00306 -0.0064 0.9321 0.3537
-2.750 -0.2768 0.00840 0.00291 -0.0095 0.9252 0.3703
-2.500 -0.2419 0.00824 0.00279 -0.0107 0.9129 0.3835
-2.250 -0.2081 0.00813 0.00267 -0.0117 0.8988 0.3946
-2.000 -0.1780 0.00804 0.00258 -0.0119 0.8829 0.4056
-1.750 -0.1511 0.00795 0.00249 -0.0113 0.8628 0.4165
-1.500 -0.1259 0.00788 0.00238 -0.0104 0.8337 0.4281
-1.250 -0.1022 0.00781 0.00225 -0.0091 0.7883 0.4407
-1.000 -0.0808 0.00787 0.00212 -0.0073 0.7324 0.4535
-0.750 -0.0597 0.00796 0.00206 -0.0056 0.6861 0.4685
-0.500 -0.0391 0.00801 0.00203 -0.0039 0.6411 0.4870
-0.250 -0.0191 0.00805 0.00199 -0.0020 0.5920 0.5117
0.000 -0.0001 0.00807 0.00198 0.0000 0.5456 0.5462
0.250 0.0191 0.00805 0.00199 0.0020 0.5115 0.5918
0.500 0.0390 0.00801 0.00203 0.0039 0.4870 0.6412
0.750 0.0597 0.00796 0.00206 0.0056 0.4683 0.6858
1.000 0.0808 0.00788 0.00212 0.0073 0.4534 0.7313
1.250 0.1023 0.00781 0.00224 0.0091 0.4405 0.7872
1.500 0.1257 0.00788 0.00239 0.0104 0.4280 0.8351
1.750 0.1511 0.00795 0.00249 0.0113 0.4165 0.8630
2.000 0.1780 0.00804 0.00258 0.0119 0.4055 0.8830
2.250 0.2081 0.00813 0.00267 0.0117 0.3946 0.8989
2.500 0.2419 0.00824 0.00279 0.0107 0.3832 0.9128
2.750 0.2769 0.00840 0.00291 0.0095 0.3705 0.9252
3.000 0.3199 0.00861 0.00306 0.0064 0.3540 0.9320
3.250 0.3548 0.00877 0.00320 0.0052 0.3386 0.9412
3.500 0.3975 0.00901 0.00336 0.0022 0.3202 0.9454
3.750 0.4331 0.00925 0.00353 0.0008 0.3002 0.9513
4.000 0.4654 0.00949 0.00370 0.0000 0.2805 0.9571
4.250 0.5027 0.00979 0.00390 -0.0018 0.2586 0.9605
4.500 0.5361 0.01009 0.00410 -0.0029 0.2397 0.9654
4.750 0.5673 0.01037 0.00430 -0.0035 0.2238 0.9705
5.000 0.6052 0.01066 0.00453 -0.0056 0.2090 0.9735
5.250 0.6409 0.01094 0.00476 -0.0072 0.1978 0.9779
5.500 0.6754 0.01126 0.00501 -0.0086 0.1868 0.9828
5.750 0.7153 0.01149 0.00521 -0.0111 0.1759 0.9857
6.000 0.7516 0.01173 0.00542 -0.0129 0.1646 0.9890
6.250 0.7868 0.01201 0.00566 -0.0144 0.1506 0.9929
6.500 0.8235 0.01234 0.00585 -0.0164 0.1246 0.9955
6.750 0.8558 0.01319 0.00633 -0.0180 0.0744 0.9988
7.000 0.8809 0.01367 0.00676 -0.0177 0.0666 1.0000
7.250 0.8962 0.01406 0.00715 -0.0153 0.0630 1.0000
7.500 0.9116 0.01439 0.00751 -0.0130 0.0606 1.0000
7.750 0.9253 0.01480 0.00793 -0.0104 0.0585 1.0000
8.000 0.9362 0.01537 0.00851 -0.0073 0.0564 1.0000
8.250 0.9508 0.01574 0.00892 -0.0048 0.0553 1.0000
8.500 0.9657 0.01613 0.00935 -0.0024 0.0540 1.0000
8.750 0.9804 0.01658 0.00983 0.0001 0.0527 1.0000
9.000 0.9945 0.01708 0.01035 0.0025 0.0514 1.0000
9.250 1.0067 0.01771 0.01098 0.0053 0.0502 1.0000
9.500 1.0146 0.01860 0.01189 0.0087 0.0490 1.0000
9.750 1.0299 0.01904 0.01239 0.0109 0.0484 1.0000
10.000 1.0444 0.01953 0.01293 0.0132 0.0476 1.0000
10.250 1.0576 0.02009 0.01353 0.0157 0.0468 1.0000
10.500 1.0700 0.02067 0.01415 0.0183 0.0459 1.0000
10.750 1.0814 0.02128 0.01479 0.0210 0.0451 1.0000
11.000 1.0885 0.02190 0.01544 0.0244 0.0444 1.0000
11.250 1.0935 0.02264 0.01619 0.0280 0.0438 1.0000
11.500 1.0963 0.02374 0.01730 0.0316 0.0431 1.0000
11.750 1.1034 0.02468 0.01830 0.0344 0.0425 1.0000
12.000 1.1133 0.02541 0.01911 0.0368 0.0421 1.0000
12.250 1.1232 0.02616 0.01994 0.0389 0.0415 1.0000
12.500 1.1321 0.02709 0.02093 0.0409 0.0409 1.0000
12.750 1.1406 0.02806 0.02197 0.0428 0.0402 1.0000
13.000 1.1487 0.02916 0.02313 0.0444 0.0396 1.0000
13.250 1.1564 0.03035 0.02438 0.0459 0.0391 1.0000
13.500 1.1638 0.03163 0.02570 0.0472 0.0386 1.0000
13.750 1.1707 0.03304 0.02714 0.0484 0.0381 1.0000
14.000 1.1772 0.03472 0.02882 0.0495 0.0375 1.0000
14.250 1.1824 0.03660 0.03078 0.0505 0.0370 1.0000
14.500 1.1862 0.03836 0.03266 0.0510 0.0367 1.0000
14.750 1.1892 0.04035 0.03478 0.0512 0.0362 1.0000
15.000 1.1920 0.04252 0.03706 0.0512 0.0358 1.0000
15.250 1.1944 0.04483 0.03948 0.0510 0.0354 1.0000
15.500 1.1959 0.04732 0.04206 0.0506 0.0350 1.0000
15.750 1.1963 0.05002 0.04486 0.0499 0.0346 1.0000
16.000 1.1960 0.05289 0.04782 0.0489 0.0341 1.0000
16.250 1.1959 0.05582 0.05082 0.0479 0.0338 1.0000
16.500 1.1957 0.05881 0.05389 0.0468 0.0334 1.0000
16.750 1.1963 0.06173 0.05685 0.0457 0.0331 1.0000
17.000 1.1975 0.06454 0.05969 0.0449 0.0327 1.0000
17.250 1.1951 0.06774 0.06294 0.0446 0.0322 1.0000
17.500 1.1858 0.07235 0.06771 0.0420 0.0320 1.0000
17.750 1.1758 0.07718 0.07269 0.0394 0.0318 1.0000
18.000 1.1631 0.08259 0.07826 0.0363 0.0316 1.0000
18.250 1.1500 0.08816 0.08398 0.0332 0.0314 1.0000
18.500 1.1337 0.09445 0.09043 0.0296 0.0311 1.0000
18.750 1.1172 0.10095 0.09708 0.0258 0.0309 1.0000
|
Polar data table (+)
Polar graphs
<< Back to St. CYR 172 (Royer) (stcyr172-il)