NASA/LANGLEY LS(1)-0421 AIRFOIL (ls421-il) Xfoil prediction polar at RE=500,000 Ncrit=9
| Details | Polar file |
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Airfoil: NASA/LANGLEY LS(1)-0421 AIRFOIL (ls421-il) Reynolds number: 500,000 Max Cl/Cd: 89.52 at α=4.5° Description: Mach=0 Ncrit=9 Source: Xfoil prediction Download polar: xf-ls421-il-500000.txt Download as CSV file: xf-ls421-il-500000.csv |
XFOIL Version 6.96
Calculated polar for: NASA/LANGLEY LS(1)-0421 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
------ -------- --------- --------- -------- -------- --------
-19.750 -0.9798 0.09144 0.08680 -0.0747 1.0000 0.0298
-19.500 -0.9849 0.08708 0.08233 -0.0770 1.0000 0.0300
-19.250 -0.9887 0.08299 0.07813 -0.0791 1.0000 0.0302
-19.000 -0.9913 0.07915 0.07419 -0.0809 1.0000 0.0305
-18.750 -0.9928 0.07550 0.07044 -0.0827 1.0000 0.0307
-18.500 -0.9935 0.07200 0.06682 -0.0843 1.0000 0.0310
-18.250 -0.9934 0.06866 0.06338 -0.0858 1.0000 0.0313
-18.000 -0.9925 0.06551 0.06012 -0.0871 1.0000 0.0315
-17.750 -0.9909 0.06248 0.05696 -0.0884 1.0000 0.0318
-17.500 -0.9878 0.05970 0.05408 -0.0895 1.0000 0.0320
-17.250 -0.9784 0.05796 0.05235 -0.0896 1.0000 0.0324
-17.000 -0.9693 0.05604 0.05042 -0.0901 1.0000 0.0328
-16.750 -0.9605 0.05403 0.04840 -0.0909 1.0000 0.0331
-16.500 -0.9508 0.05209 0.04644 -0.0918 1.0000 0.0335
-16.250 -0.9390 0.05011 0.04440 -0.0933 0.9861 0.0339
-16.000 -0.9253 0.04817 0.04239 -0.0948 0.9723 0.0344
-15.750 -0.9153 0.04639 0.04052 -0.0952 0.9585 0.0349
-15.500 -0.9081 0.04481 0.03882 -0.0946 0.9457 0.0353
-15.250 -0.9000 0.04328 0.03717 -0.0942 0.9349 0.0358
-15.000 -0.8919 0.04182 0.03558 -0.0936 0.9260 0.0361
-14.750 -0.8825 0.04046 0.03422 -0.0928 0.9181 0.0368
-14.500 -0.8728 0.03916 0.03287 -0.0922 0.9109 0.0373
-14.250 -0.8615 0.03784 0.03151 -0.0920 0.9047 0.0379
-14.000 -0.8493 0.03660 0.03023 -0.0917 0.8986 0.0385
-13.750 -0.8374 0.03543 0.02897 -0.0912 0.8929 0.0392
-13.500 -0.8248 0.03431 0.02775 -0.0908 0.8876 0.0399
-13.250 -0.8099 0.03327 0.02662 -0.0907 0.8828 0.0405
-13.000 -0.8005 0.03193 0.02530 -0.0900 0.8777 0.0414
-12.750 -0.7881 0.03082 0.02416 -0.0895 0.8729 0.0422
-12.500 -0.7740 0.02988 0.02316 -0.0890 0.8679 0.0431
-12.250 -0.7581 0.02895 0.02219 -0.0888 0.8639 0.0442
-12.000 -0.7413 0.02810 0.02127 -0.0886 0.8598 0.0451
-11.750 -0.7300 0.02692 0.02009 -0.0879 0.8556 0.0462
-11.500 -0.7154 0.02598 0.01913 -0.0874 0.8518 0.0473
-11.250 -0.6995 0.02517 0.01826 -0.0869 0.8479 0.0485
-11.000 -0.6817 0.02443 0.01748 -0.0866 0.8445 0.0498
-10.750 -0.6664 0.02351 0.01654 -0.0862 0.8411 0.0510
-10.500 -0.6510 0.02261 0.01566 -0.0857 0.8375 0.0525
-10.250 -0.6329 0.02191 0.01493 -0.0854 0.8339 0.0541
-10.000 -0.6139 0.02128 0.01424 -0.0850 0.8306 0.0559
-9.750 -0.5988 0.02042 0.01338 -0.0843 0.8271 0.0580
-9.500 -0.5796 0.01984 0.01277 -0.0840 0.8239 0.0603
-9.250 -0.5620 0.01913 0.01208 -0.0835 0.8212 0.0629
-9.000 -0.5459 0.01851 0.01148 -0.0827 0.8181 0.0659
-8.750 -0.5303 0.01794 0.01091 -0.0817 0.8150 0.0694
-8.500 -0.5102 0.01737 0.01034 -0.0815 0.8122 0.0744
-8.250 -0.4895 0.01674 0.00974 -0.0815 0.8094 0.0812
-8.000 -0.4670 0.01616 0.00918 -0.0818 0.8067 0.0909
-7.750 -0.4437 0.01559 0.00869 -0.0823 0.8035 0.1045
-7.500 -0.4185 0.01504 0.00824 -0.0830 0.8014 0.1215
-7.250 -0.3928 0.01452 0.00783 -0.0836 0.7991 0.1412
-7.000 -0.3663 0.01401 0.00745 -0.0844 0.7967 0.1640
-6.750 -0.3389 0.01350 0.00708 -0.0853 0.7943 0.1915
-6.500 -0.3107 0.01296 0.00670 -0.0864 0.7920 0.2259
-6.250 -0.2814 0.01240 0.00634 -0.0877 0.7898 0.2682
-6.000 -0.2509 0.01188 0.00599 -0.0892 0.7875 0.3126
-5.750 -0.2194 0.01141 0.00569 -0.0908 0.7854 0.3566
-5.500 -0.1870 0.01099 0.00544 -0.0925 0.7831 0.4030
-5.250 -0.1538 0.01059 0.00526 -0.0944 0.7811 0.4542
-5.000 -0.1202 0.01024 0.00514 -0.0962 0.7794 0.5078
-4.750 -0.0875 0.01012 0.00518 -0.0975 0.7775 0.5493
-4.500 -0.0551 0.01013 0.00523 -0.0986 0.7753 0.5774
-4.250 -0.0231 0.01019 0.00531 -0.0994 0.7729 0.5964
-4.000 0.0082 0.01028 0.00543 -0.1001 0.7706 0.6097
-3.750 0.0403 0.01038 0.00548 -0.1009 0.7686 0.6206
-3.500 0.0712 0.01051 0.00561 -0.1015 0.7667 0.6287
-3.250 0.1038 0.01064 0.00566 -0.1024 0.7648 0.6375
-3.000 0.1337 0.01079 0.00584 -0.1027 0.7625 0.6436
-2.750 0.1639 0.01104 0.00609 -0.1031 0.7603 0.6496
-2.500 0.1953 0.01116 0.00620 -0.1038 0.7584 0.6559
-2.250 0.2259 0.01126 0.00631 -0.1044 0.7561 0.6616
-2.000 0.2548 0.01143 0.00654 -0.1044 0.7536 0.6663
-1.750 0.2850 0.01154 0.00665 -0.1048 0.7511 0.6702
-1.500 0.3163 0.01159 0.00668 -0.1055 0.7486 0.6740
-1.250 0.3485 0.01161 0.00665 -0.1064 0.7461 0.6775
-1.000 0.3808 0.01161 0.00659 -0.1074 0.7435 0.6805
-0.750 0.4108 0.01170 0.00666 -0.1077 0.7401 0.6831
-0.500 0.4400 0.01169 0.00671 -0.1080 0.7371 0.6855
-0.250 0.4695 0.01170 0.00675 -0.1082 0.7331 0.6882
0.000 0.4997 0.01169 0.00674 -0.1086 0.7287 0.6915
0.250 0.5309 0.01168 0.00668 -0.1091 0.7245 0.6954
0.500 0.5628 0.01173 0.00667 -0.1099 0.7207 0.6989
0.750 0.5939 0.01176 0.00670 -0.1107 0.7168 0.7012
1.000 0.6235 0.01159 0.00658 -0.1111 0.7116 0.7037
1.250 0.6533 0.01147 0.00645 -0.1113 0.7056 0.7057
1.500 0.6836 0.01145 0.00638 -0.1117 0.7001 0.7076
1.750 0.7125 0.01143 0.00642 -0.1119 0.6948 0.7096
2.000 0.7423 0.01139 0.00640 -0.1123 0.6890 0.7117
2.250 0.7728 0.01135 0.00633 -0.1128 0.6833 0.7138
2.500 0.8032 0.01133 0.00631 -0.1134 0.6773 0.7158
2.750 0.8329 0.01130 0.00630 -0.1139 0.6700 0.7180
3.000 0.8633 0.01127 0.00623 -0.1145 0.6627 0.7201
3.250 0.8929 0.01127 0.00625 -0.1150 0.6540 0.7217
3.500 0.9225 0.01126 0.00621 -0.1154 0.6442 0.7231
3.750 0.9508 0.01120 0.00618 -0.1156 0.6331 0.7250
4.000 0.9777 0.01123 0.00619 -0.1155 0.6198 0.7267
4.250 1.0034 0.01132 0.00625 -0.1151 0.6025 0.7285
4.500 1.0277 0.01148 0.00636 -0.1145 0.5799 0.7303
4.750 1.0482 0.01179 0.00653 -0.1132 0.5481 0.7320
5.000 1.0637 0.01229 0.00684 -0.1110 0.5090 0.7339
5.250 1.0752 0.01293 0.00727 -0.1082 0.4698 0.7359
5.500 1.0840 0.01360 0.00776 -0.1050 0.4336 0.7380
5.750 1.0852 0.01428 0.00829 -0.1004 0.4040 0.7401
6.000 1.0905 0.01515 0.00901 -0.0969 0.3740 0.7423
6.250 1.0995 0.01610 0.00981 -0.0942 0.3461 0.7442
6.500 1.1098 0.01699 0.01058 -0.0920 0.3201 0.7463
6.750 1.1196 0.01795 0.01144 -0.0898 0.2968 0.7482
7.000 1.1297 0.01895 0.01235 -0.0876 0.2754 0.7500
7.250 1.1407 0.01997 0.01327 -0.0857 0.2557 0.7519
7.500 1.1526 0.02096 0.01418 -0.0840 0.2378 0.7538
7.750 1.1651 0.02196 0.01511 -0.0825 0.2217 0.7559
8.000 1.1786 0.02292 0.01601 -0.0811 0.2071 0.7580
8.250 1.1922 0.02391 0.01695 -0.0798 0.1948 0.7601
8.500 1.2055 0.02494 0.01791 -0.0785 0.1840 0.7622
8.750 1.2188 0.02600 0.01892 -0.0773 0.1744 0.7643
9.000 1.2339 0.02694 0.01984 -0.0763 0.1665 0.7662
9.250 1.2462 0.02801 0.02088 -0.0750 0.1591 0.7686
9.500 1.2612 0.02892 0.02182 -0.0740 0.1533 0.7706
9.750 1.2739 0.03001 0.02289 -0.0727 0.1475 0.7726
10.000 1.2876 0.03104 0.02394 -0.0716 0.1426 0.7748
10.250 1.3017 0.03207 0.02498 -0.0706 0.1378 0.7770
10.500 1.3126 0.03335 0.02624 -0.0694 0.1333 0.7793
10.750 1.3283 0.03431 0.02724 -0.0686 0.1297 0.7817
11.000 1.3421 0.03545 0.02839 -0.0678 0.1260 0.7840
11.250 1.3531 0.03683 0.02974 -0.0667 0.1224 0.7860
11.500 1.3673 0.03793 0.03089 -0.0660 0.1194 0.7883
11.750 1.3811 0.03906 0.03207 -0.0652 0.1163 0.7906
12.000 1.3924 0.04040 0.03342 -0.0642 0.1133 0.7930
12.250 1.4012 0.04195 0.03498 -0.0630 0.1104 0.7956
12.500 1.4157 0.04311 0.03622 -0.0624 0.1082 0.7985
12.750 1.4285 0.04442 0.03756 -0.0617 0.1057 0.8013
13.000 1.4393 0.04593 0.03907 -0.0609 0.1033 0.8040
13.250 1.4461 0.04780 0.04093 -0.0599 0.1009 0.8062
13.500 1.4600 0.04903 0.04226 -0.0594 0.0989 0.8089
13.750 1.4723 0.05041 0.04371 -0.0587 0.0967 0.8115
14.000 1.4813 0.05211 0.04544 -0.0580 0.0947 0.8142
14.250 1.4872 0.05412 0.04745 -0.0571 0.0927 0.8169
14.500 1.4974 0.05575 0.04915 -0.0565 0.0910 0.8199
14.750 1.5081 0.05741 0.05089 -0.0561 0.0893 0.8229
15.000 1.5179 0.05918 0.05269 -0.0557 0.0875 0.8256
15.250 1.5249 0.06114 0.05470 -0.0551 0.0857 0.8287
15.500 1.5273 0.06356 0.05713 -0.0542 0.0840 0.8316
15.750 1.5371 0.06533 0.05901 -0.0539 0.0827 0.8350
16.000 1.5453 0.06731 0.06107 -0.0535 0.0812 0.8386
16.250 1.5526 0.06942 0.06324 -0.0533 0.0797 0.8419
16.500 1.5584 0.07167 0.06553 -0.0530 0.0784 0.8450
16.750 1.5604 0.07428 0.06817 -0.0526 0.0770 0.8481
17.000 1.5649 0.07663 0.07059 -0.0523 0.0757 0.8514
17.250 1.5708 0.07899 0.07306 -0.0522 0.0746 0.8550
17.500 1.5763 0.08139 0.07554 -0.0522 0.0734 0.8588
17.750 1.5805 0.08398 0.07820 -0.0523 0.0722 0.8623
18.000 1.5832 0.08665 0.08093 -0.0523 0.0711 0.8659
18.250 1.5838 0.08955 0.08386 -0.0523 0.0700 0.8697
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