CLARK YM-18 AIRFOIL (clarym18-il) Xfoil prediction polar at RE=500,000 Ncrit=9
| Details | Polar file |
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Airfoil: CLARK YM-18 AIRFOIL (clarym18-il) Reynolds number: 500,000 Max Cl/Cd: 77.64 at α=5° Description: Mach=0 Ncrit=9 Source: Xfoil prediction Download polar: xf-clarym18-il-500000.txt Download as CSV file: xf-clarym18-il-500000.csv |
XFOIL Version 6.96
Calculated polar for: CLARK YM-18 AIRFOIL
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
------ -------- --------- --------- -------- -------- --------
-17.750 -0.8554 0.08325 0.07946 -0.0806 1.0000 0.0385
-17.500 -0.8861 0.07496 0.07098 -0.0860 1.0000 0.0386
-17.250 -0.9064 0.06853 0.06440 -0.0901 1.0000 0.0387
-17.000 -0.9217 0.06308 0.05882 -0.0935 1.0000 0.0389
-16.750 -0.9336 0.05828 0.05389 -0.0964 1.0000 0.0391
-16.500 -0.9433 0.05399 0.04947 -0.0989 1.0000 0.0393
-16.250 -0.9510 0.05014 0.04550 -0.1009 1.0000 0.0396
-16.000 -0.9571 0.04674 0.04199 -0.1023 1.0000 0.0398
-15.750 -0.9622 0.04377 0.03890 -0.1032 1.0000 0.0400
-15.500 -0.9674 0.04115 0.03618 -0.1033 1.0000 0.0403
-15.250 -0.9734 0.03891 0.03383 -0.1025 1.0000 0.0405
-15.000 -0.9808 0.03699 0.03182 -0.1009 1.0000 0.0407
-14.750 -0.9911 0.03542 0.03016 -0.0982 1.0000 0.0408
-14.500 -1.0056 0.03417 0.02884 -0.0943 1.0000 0.0410
-14.250 -1.0244 0.03318 0.02778 -0.0892 1.0000 0.0411
-14.000 -1.0069 0.03163 0.02609 -0.0906 0.9975 0.0414
-13.750 -0.9871 0.02983 0.02421 -0.0920 0.9948 0.0418
-13.500 -0.9637 0.02841 0.02277 -0.0936 0.9927 0.0424
-13.250 -0.9420 0.02729 0.02162 -0.0944 0.9887 0.0429
-13.000 -0.9173 0.02627 0.02056 -0.0955 0.9850 0.0434
-12.750 -0.8897 0.02532 0.01956 -0.0970 0.9823 0.0441
-12.500 -0.8598 0.02439 0.01855 -0.0988 0.9804 0.0449
-12.250 -0.8367 0.02357 0.01764 -0.0990 0.9751 0.0456
-12.000 -0.8079 0.02274 0.01671 -0.1001 0.9714 0.0462
-11.750 -0.7805 0.02159 0.01555 -0.1012 0.9684 0.0470
-11.500 -0.7510 0.02074 0.01470 -0.1025 0.9658 0.0479
-11.250 -0.7322 0.02016 0.01409 -0.1012 0.9576 0.0487
-11.000 -0.7057 0.01952 0.01341 -0.1015 0.9530 0.0497
-10.750 -0.6841 0.01899 0.01281 -0.1006 0.9464 0.0506
-10.500 -0.6616 0.01850 0.01224 -0.0998 0.9394 0.0516
-10.250 -0.6410 0.01775 0.01149 -0.0989 0.9335 0.0528
-10.000 -0.6212 0.01733 0.01106 -0.0976 0.9250 0.0541
-9.750 -0.5976 0.01691 0.01059 -0.0969 0.9189 0.0557
-9.500 -0.5751 0.01657 0.01017 -0.0959 0.9113 0.0572
-9.250 -0.5543 0.01600 0.00960 -0.0947 0.9038 0.0590
-9.000 -0.5303 0.01564 0.00921 -0.0941 0.8974 0.0610
-8.750 -0.5066 0.01535 0.00886 -0.0933 0.8896 0.0633
-8.500 -0.4833 0.01489 0.00838 -0.0925 0.8831 0.0658
-8.250 -0.4588 0.01462 0.00809 -0.0919 0.8759 0.0687
-8.000 -0.4345 0.01429 0.00772 -0.0912 0.8686 0.0719
-7.750 -0.4088 0.01399 0.00740 -0.0908 0.8626 0.0753
-7.500 -0.3835 0.01380 0.00716 -0.0903 0.8552 0.0787
-7.250 -0.3595 0.01342 0.00679 -0.0896 0.8482 0.0825
-7.000 -0.3328 0.01324 0.00655 -0.0893 0.8419 0.0861
-6.750 -0.3087 0.01290 0.00623 -0.0886 0.8347 0.0899
-6.500 -0.2825 0.01268 0.00597 -0.0882 0.8281 0.0938
-6.250 -0.2568 0.01246 0.00570 -0.0878 0.8209 0.0977
-6.000 -0.2318 0.01218 0.00544 -0.0872 0.8127 0.1022
-5.750 -0.2046 0.01205 0.00521 -0.0869 0.8054 0.1065
-5.500 -0.1803 0.01174 0.00496 -0.0862 0.7973 0.1123
-5.250 -0.1537 0.01158 0.00475 -0.0858 0.7901 0.1177
-5.000 -0.1283 0.01131 0.00452 -0.0853 0.7830 0.1259
-4.750 -0.1028 0.01108 0.00432 -0.0848 0.7751 0.1360
-4.500 -0.0767 0.01086 0.00412 -0.0844 0.7680 0.1514
-4.250 -0.0517 0.01061 0.00398 -0.0839 0.7604 0.1743
-4.000 -0.0261 0.01039 0.00384 -0.0834 0.7527 0.2017
-3.750 0.0002 0.01025 0.00374 -0.0830 0.7450 0.2239
-3.500 0.0266 0.01013 0.00366 -0.0826 0.7369 0.2423
-3.250 0.0537 0.01007 0.00357 -0.0823 0.7297 0.2582
-3.000 0.0798 0.00994 0.00351 -0.0819 0.7211 0.2726
-2.750 0.1064 0.00987 0.00342 -0.0815 0.7128 0.2859
-2.250 0.1596 0.00972 0.00329 -0.0808 0.6966 0.3118
-2.000 0.1862 0.00966 0.00322 -0.0804 0.6892 0.3255
-1.750 0.2127 0.00957 0.00317 -0.0800 0.6810 0.3405
-1.500 0.2389 0.00951 0.00310 -0.0796 0.6733 0.3578
-1.250 0.2648 0.00938 0.00306 -0.0792 0.6652 0.3799
-1.000 0.2899 0.00925 0.00302 -0.0786 0.6569 0.4114
-0.750 0.3147 0.00909 0.00299 -0.0779 0.6489 0.4553
-0.500 0.3384 0.00889 0.00298 -0.0771 0.6398 0.5139
-0.250 0.3611 0.00867 0.00299 -0.0759 0.6311 0.5877
0.000 0.3833 0.00847 0.00303 -0.0746 0.6214 0.6618
0.250 0.4062 0.00836 0.00308 -0.0734 0.6124 0.7213
0.500 0.4302 0.00831 0.00315 -0.0724 0.6025 0.7671
0.750 0.4546 0.00831 0.00322 -0.0714 0.5931 0.8027
1.000 0.4792 0.00835 0.00329 -0.0704 0.5824 0.8333
1.250 0.5039 0.00841 0.00339 -0.0695 0.5720 0.8602
1.500 0.5283 0.00852 0.00348 -0.0685 0.5605 0.8834
1.750 0.5536 0.00863 0.00359 -0.0677 0.5484 0.9035
2.000 0.5789 0.00879 0.00371 -0.0669 0.5355 0.9213
2.250 0.6047 0.00899 0.00384 -0.0663 0.5206 0.9364
2.500 0.6310 0.00921 0.00398 -0.0658 0.5038 0.9500
2.750 0.6606 0.00948 0.00415 -0.0661 0.4849 0.9613
3.000 0.6943 0.00977 0.00433 -0.0673 0.4632 0.9688
3.250 0.7277 0.01010 0.00454 -0.0686 0.4390 0.9763
3.500 0.7643 0.01049 0.00477 -0.0707 0.4152 0.9813
3.750 0.8027 0.01088 0.00502 -0.0732 0.3960 0.9858
4.000 0.8409 0.01125 0.00528 -0.0757 0.3817 0.9919
4.250 0.8843 0.01159 0.00553 -0.0792 0.3704 0.9956
4.500 0.9254 0.01192 0.00577 -0.0823 0.3616 0.9994
4.750 0.9403 0.01213 0.00593 -0.0800 0.3560 1.0000
5.000 0.9511 0.01225 0.00605 -0.0768 0.3515 1.0000
5.250 0.9601 0.01241 0.00619 -0.0732 0.3469 1.0000
5.500 0.9658 0.01261 0.00634 -0.0690 0.3423 1.0000
5.750 0.9721 0.01280 0.00650 -0.0648 0.3382 1.0000
6.000 0.9847 0.01292 0.00664 -0.0619 0.3345 1.0000
6.250 0.9991 0.01312 0.00683 -0.0594 0.3304 1.0000
6.500 1.0145 0.01340 0.00706 -0.0572 0.3259 1.0000
6.750 1.0307 0.01378 0.00738 -0.0553 0.3211 1.0000
7.000 1.0512 0.01396 0.00760 -0.0541 0.3179 1.0000
7.250 1.0715 0.01420 0.00786 -0.0529 0.3141 1.0000
7.500 1.0908 0.01450 0.00815 -0.0516 0.3100 1.0000
7.750 1.1091 0.01490 0.00849 -0.0502 0.3056 1.0000
8.000 1.1293 0.01524 0.00884 -0.0491 0.3019 1.0000
8.250 1.1504 0.01550 0.00914 -0.0482 0.2989 1.0000
8.500 1.1712 0.01580 0.00947 -0.0473 0.2957 1.0000
8.750 1.1911 0.01616 0.00983 -0.0463 0.2922 1.0000
9.000 1.2096 0.01660 0.01025 -0.0451 0.2885 1.0000
9.250 1.2290 0.01705 0.01068 -0.0441 0.2849 1.0000
9.500 1.2496 0.01736 0.01107 -0.0433 0.2820 1.0000
9.750 1.2697 0.01773 0.01148 -0.0424 0.2785 1.0000
10.000 1.2887 0.01816 0.01192 -0.0415 0.2749 1.0000
10.250 1.3059 0.01870 0.01244 -0.0403 0.2710 1.0000
10.500 1.3240 0.01921 0.01298 -0.0393 0.2672 1.0000
10.750 1.3437 0.01963 0.01346 -0.0386 0.2633 1.0000
11.000 1.3617 0.02014 0.01401 -0.0377 0.2587 1.0000
11.250 1.3772 0.02080 0.01466 -0.0365 0.2542 1.0000
11.500 1.3943 0.02141 0.01531 -0.0356 0.2498 1.0000
11.750 1.4126 0.02196 0.01591 -0.0348 0.2447 1.0000
12.000 1.4272 0.02273 0.01668 -0.0337 0.2391 1.0000
12.250 1.4423 0.02349 0.01748 -0.0327 0.2335 1.0000
12.500 1.4576 0.02426 0.01828 -0.0318 0.2264 1.0000
12.750 1.4693 0.02529 0.01929 -0.0306 0.2191 1.0000
13.000 1.4826 0.02624 0.02027 -0.0297 0.2102 1.0000
13.250 1.4924 0.02745 0.02147 -0.0285 0.2012 1.0000
13.500 1.4987 0.02894 0.02292 -0.0271 0.1910 1.0000
13.750 1.5058 0.03043 0.02440 -0.0259 0.1804 1.0000
14.000 1.5103 0.03217 0.02612 -0.0246 0.1704 1.0000
14.250 1.5119 0.03418 0.02810 -0.0232 0.1610 1.0000
14.500 1.5121 0.03638 0.03028 -0.0219 0.1520 1.0000
14.750 1.5151 0.03842 0.03232 -0.0209 0.1438 1.0000
15.000 1.5136 0.04091 0.03480 -0.0198 0.1369 1.0000
15.250 1.5155 0.04316 0.03707 -0.0190 0.1306 1.0000
15.500 1.5126 0.04593 0.03985 -0.0181 0.1255 1.0000
15.750 1.5159 0.04817 0.04214 -0.0176 0.1212 1.0000
16.000 1.5138 0.05099 0.04498 -0.0170 0.1174 1.0000
16.250 1.5110 0.05394 0.04797 -0.0166 0.1142 1.0000
16.500 1.5134 0.05642 0.05052 -0.0163 0.1114 1.0000
16.750 1.5123 0.05933 0.05349 -0.0161 0.1089 1.0000
17.000 1.5075 0.06268 0.05688 -0.0160 0.1065 1.0000
17.250 1.5000 0.06636 0.06059 -0.0160 0.1043 1.0000
17.500 1.5025 0.06899 0.06332 -0.0160 0.1026 1.0000
17.750 1.5017 0.07204 0.06644 -0.0162 0.1008 1.0000
18.000 1.4986 0.07539 0.06986 -0.0165 0.0991 1.0000
18.250 1.4935 0.07898 0.07351 -0.0169 0.0974 1.0000
18.500 1.4861 0.08288 0.07744 -0.0173 0.0958 1.0000
18.750 1.4806 0.08657 0.08117 -0.0178 0.0943 1.0000
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