NACA 2418 (naca2418-il) Xfoil prediction polar at RE=200,000 Ncrit=5
| Details | Polar file |
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Airfoil: NACA 2418 (naca2418-il) Reynolds number: 200,000 Max Cl/Cd: 58.6 at α=6° Description: Mach=0 Ncrit=5 Source: Xfoil prediction Download polar: xf-naca2418-il-200000-n5.txt Download as CSV file: xf-naca2418-il-200000-n5.csv |
XFOIL Version 6.96
Calculated polar for: NACA 2418
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
------ -------- --------- --------- -------- -------- --------
-18.500 -0.9321 0.10184 0.09609 -0.0527 1.0000 0.0487
-18.250 -0.9387 0.09722 0.09142 -0.0551 1.0000 0.0491
-18.000 -0.9434 0.09301 0.08716 -0.0572 1.0000 0.0497
-17.750 -0.9507 0.08837 0.08246 -0.0596 1.0000 0.0502
-17.500 -0.9593 0.08357 0.07757 -0.0620 1.0000 0.0508
-17.250 -0.9684 0.07877 0.07267 -0.0645 1.0000 0.0514
-17.000 -0.9772 0.07412 0.06790 -0.0668 1.0000 0.0520
-16.750 -0.9851 0.06970 0.06335 -0.0689 1.0000 0.0527
-16.500 -0.9924 0.06548 0.05899 -0.0709 1.0000 0.0534
-16.250 -0.9986 0.06152 0.05488 -0.0726 1.0000 0.0541
-16.000 -1.0011 0.05827 0.05161 -0.0738 1.0000 0.0546
-15.750 -1.0036 0.05505 0.04834 -0.0750 1.0000 0.0553
-15.500 -1.0057 0.05195 0.04516 -0.0761 1.0000 0.0559
-15.250 -1.0069 0.04902 0.04215 -0.0770 1.0000 0.0567
-15.000 -1.0073 0.04629 0.03933 -0.0776 1.0000 0.0576
-14.750 -1.0067 0.04377 0.03671 -0.0780 1.0000 0.0586
-14.500 -1.0049 0.04147 0.03428 -0.0781 1.0000 0.0597
-14.250 -1.0041 0.03928 0.03205 -0.0780 1.0000 0.0606
-14.000 -1.0027 0.03730 0.03004 -0.0776 1.0000 0.0615
-13.750 -1.0006 0.03557 0.02825 -0.0768 1.0000 0.0627
-13.500 -0.9983 0.03404 0.02665 -0.0755 1.0000 0.0640
-13.250 -0.9964 0.03270 0.02522 -0.0737 1.0000 0.0653
-13.000 -0.9964 0.03147 0.02394 -0.0714 1.0000 0.0665
-12.750 -0.9988 0.03038 0.02284 -0.0684 1.0000 0.0675
-12.500 -1.0021 0.02948 0.02191 -0.0648 1.0000 0.0687
-12.250 -1.0074 0.02874 0.02113 -0.0605 1.0000 0.0699
-12.000 -1.0154 0.02814 0.02047 -0.0554 1.0000 0.0710
-11.750 -1.0259 0.02767 0.01994 -0.0495 1.0000 0.0722
-11.500 -1.0200 0.02700 0.01924 -0.0467 0.9985 0.0738
-11.250 -0.9940 0.02619 0.01840 -0.0477 0.9947 0.0764
-11.000 -0.9660 0.02549 0.01761 -0.0487 0.9913 0.0796
-10.750 -0.9405 0.02474 0.01686 -0.0492 0.9866 0.0824
-10.500 -0.9117 0.02409 0.01616 -0.0503 0.9827 0.0857
-10.250 -0.8807 0.02346 0.01547 -0.0517 0.9799 0.0892
-10.000 -0.8570 0.02286 0.01487 -0.0516 0.9740 0.0925
-9.750 -0.8267 0.02233 0.01426 -0.0527 0.9700 0.0966
-9.500 -0.7952 0.02171 0.01365 -0.0541 0.9671 0.1005
-9.250 -0.7692 0.02122 0.01313 -0.0542 0.9612 0.1046
-9.000 -0.7393 0.02069 0.01258 -0.0550 0.9565 0.1089
-8.750 -0.7056 0.02014 0.01202 -0.0566 0.9530 0.1139
-8.500 -0.6780 0.01968 0.01152 -0.0568 0.9462 0.1187
-8.250 -0.6491 0.01915 0.01102 -0.0574 0.9398 0.1239
-8.000 -0.6157 0.01869 0.01051 -0.0587 0.9357 0.1298
-7.750 -0.5935 0.01825 0.01011 -0.0578 0.9271 0.1351
-7.500 -0.5637 0.01786 0.00967 -0.0583 0.9214 0.1415
-7.250 -0.5351 0.01739 0.00925 -0.0586 0.9159 0.1483
-6.750 -0.4818 0.01663 0.00850 -0.0583 0.9013 0.1635
-6.500 -0.4567 0.01630 0.00819 -0.0578 0.8929 0.1720
-6.250 -0.4295 0.01596 0.00786 -0.0576 0.8851 0.1822
-6.000 -0.4018 0.01561 0.00755 -0.0576 0.8779 0.1930
-5.750 -0.3766 0.01534 0.00729 -0.0571 0.8684 0.2042
-5.500 -0.3469 0.01505 0.00698 -0.0573 0.8614 0.2167
-5.250 -0.3227 0.01481 0.00679 -0.0566 0.8507 0.2285
-5.000 -0.2942 0.01454 0.00651 -0.0566 0.8426 0.2404
-4.750 -0.2686 0.01436 0.00632 -0.0560 0.8319 0.2522
-4.500 -0.2407 0.01411 0.00607 -0.0559 0.8228 0.2643
-4.250 -0.2151 0.01392 0.00590 -0.0553 0.8117 0.2754
-4.000 -0.1870 0.01374 0.00567 -0.0552 0.8021 0.2877
-3.750 -0.1616 0.01355 0.00552 -0.0546 0.7903 0.2995
-3.500 -0.1344 0.01338 0.00533 -0.0543 0.7798 0.3119
-3.250 -0.1081 0.01323 0.00518 -0.0539 0.7681 0.3254
-3.000 -0.0818 0.01307 0.00504 -0.0534 0.7568 0.3392
-2.750 -0.0553 0.01293 0.00490 -0.0530 0.7451 0.3543
-2.500 -0.0293 0.01281 0.00479 -0.0525 0.7331 0.3710
-2.250 -0.0029 0.01268 0.00467 -0.0521 0.7217 0.3904
-2.000 0.0224 0.01254 0.00461 -0.0515 0.7092 0.4128
-1.750 0.0479 0.01242 0.00454 -0.0509 0.6974 0.4384
-1.500 0.0734 0.01232 0.00449 -0.0502 0.6852 0.4652
-1.000 0.1246 0.01217 0.00442 -0.0490 0.6616 0.5168
-0.750 0.1501 0.01211 0.00443 -0.0484 0.6493 0.5417
-0.500 0.1758 0.01207 0.00442 -0.0478 0.6380 0.5662
-0.250 0.2016 0.01205 0.00443 -0.0472 0.6263 0.5897
0.000 0.2274 0.01203 0.00445 -0.0466 0.6153 0.6124
0.250 0.2531 0.01204 0.00447 -0.0459 0.6042 0.6350
0.500 0.2789 0.01204 0.00452 -0.0453 0.5934 0.6575
0.750 0.3046 0.01207 0.00456 -0.0446 0.5833 0.6795
1.000 0.3303 0.01209 0.00464 -0.0440 0.5726 0.7019
1.500 0.3808 0.01220 0.00481 -0.0424 0.5501 0.7480
1.750 0.4060 0.01228 0.00491 -0.0416 0.5388 0.7706
2.000 0.4314 0.01237 0.00504 -0.0409 0.5280 0.7936
2.250 0.4573 0.01249 0.00518 -0.0402 0.5189 0.8161
2.500 0.4835 0.01261 0.00533 -0.0395 0.5093 0.8379
2.750 0.5101 0.01277 0.00548 -0.0390 0.5004 0.8586
3.000 0.5377 0.01293 0.00566 -0.0387 0.4909 0.8791
3.250 0.5663 0.01314 0.00584 -0.0385 0.4823 0.8993
3.500 0.5969 0.01332 0.00605 -0.0389 0.4723 0.9181
3.750 0.6279 0.01356 0.00624 -0.0393 0.4629 0.9342
4.000 0.6604 0.01375 0.00645 -0.0402 0.4529 0.9472
4.250 0.6953 0.01400 0.00664 -0.0417 0.4431 0.9565
4.500 0.7282 0.01420 0.00684 -0.0427 0.4321 0.9665
4.750 0.7642 0.01445 0.00704 -0.0445 0.4214 0.9738
5.000 0.7989 0.01469 0.00725 -0.0461 0.4087 0.9811
5.250 0.8351 0.01495 0.00746 -0.0481 0.3939 0.9872
5.500 0.8696 0.01523 0.00769 -0.0498 0.3794 0.9935
5.750 0.9049 0.01553 0.00793 -0.0516 0.3661 0.9990
6.000 0.9224 0.01574 0.00811 -0.0499 0.3551 1.0000
6.250 0.9353 0.01597 0.00830 -0.0471 0.3453 1.0000
6.500 0.9478 0.01621 0.00850 -0.0444 0.3349 1.0000
6.750 0.9612 0.01646 0.00873 -0.0417 0.3251 1.0000
7.000 0.9729 0.01676 0.00897 -0.0388 0.3150 1.0000
7.250 0.9865 0.01703 0.00923 -0.0362 0.3048 1.0000
7.500 0.9982 0.01739 0.00953 -0.0334 0.2951 1.0000
7.750 1.0113 0.01771 0.00984 -0.0308 0.2845 1.0000
8.000 1.0225 0.01809 0.01018 -0.0279 0.2748 1.0000
8.250 1.0344 0.01851 0.01056 -0.0253 0.2642 1.0000
8.500 1.0479 0.01896 0.01099 -0.0230 0.2539 1.0000
8.750 1.0598 0.01951 0.01148 -0.0206 0.2441 1.0000
9.000 1.0742 0.02002 0.01200 -0.0187 0.2339 1.0000
9.250 1.0872 0.02064 0.01258 -0.0167 0.2248 1.0000
9.500 1.1002 0.02129 0.01321 -0.0148 0.2152 1.0000
9.750 1.1138 0.02196 0.01388 -0.0130 0.2063 1.0000
10.000 1.1251 0.02276 0.01464 -0.0111 0.1974 1.0000
10.250 1.1391 0.02349 0.01539 -0.0096 0.1883 1.0000
10.500 1.1501 0.02439 0.01627 -0.0079 0.1799 1.0000
10.750 1.1624 0.02527 0.01716 -0.0064 0.1709 1.0000
11.000 1.1735 0.02625 0.01814 -0.0049 0.1628 1.0000
11.250 1.1830 0.02737 0.01925 -0.0034 0.1548 1.0000
11.500 1.1937 0.02847 0.02036 -0.0021 0.1473 1.0000
11.750 1.2014 0.02980 0.02169 -0.0007 0.1406 1.0000
12.000 1.2110 0.03107 0.02299 0.0004 0.1339 1.0000
12.250 1.2173 0.03261 0.02453 0.0016 0.1284 1.0000
12.500 1.2257 0.03406 0.02602 0.0026 0.1227 1.0000
12.750 1.2300 0.03588 0.02784 0.0037 0.1179 1.0000
13.000 1.2377 0.03748 0.02951 0.0045 0.1132 1.0000
13.250 1.2419 0.03943 0.03148 0.0052 0.1089 1.0000
13.500 1.2467 0.04140 0.03350 0.0059 0.1051 1.0000
13.750 1.2514 0.04342 0.03558 0.0064 0.1012 1.0000
14.000 1.2527 0.04583 0.03802 0.0068 0.0978 1.0000
14.250 1.2573 0.04800 0.04027 0.0071 0.0944 1.0000
14.500 1.2598 0.05045 0.04277 0.0073 0.0911 1.0000
15.000 1.2625 0.05573 0.04817 0.0074 0.0853 1.0000
15.250 1.2631 0.05856 0.05106 0.0072 0.0826 1.0000
15.500 1.2613 0.06173 0.05428 0.0069 0.0804 1.0000
15.750 1.2624 0.06460 0.05723 0.0066 0.0781 1.0000
16.000 1.2623 0.06764 0.06036 0.0062 0.0759 1.0000
16.250 1.2604 0.07098 0.06375 0.0056 0.0740 1.0000
16.500 1.2569 0.07456 0.06736 0.0049 0.0724 1.0000
16.750 1.2570 0.07771 0.07062 0.0043 0.0705 1.0000
17.000 1.2557 0.08108 0.07408 0.0035 0.0688 1.0000
17.250 1.2529 0.08471 0.07777 0.0026 0.0672 1.0000
17.500 1.2488 0.08854 0.08163 0.0016 0.0659 1.0000
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