NACA 0018 (naca0018-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5
| Details | Polar file |
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Airfoil: NACA 0018 (naca0018-il) Reynolds number: 1,000,000 Max Cl/Cd: 73.66 at α=9.5° Description: Mach=0 Ncrit=5 Source: Xfoil prediction Download polar: xf-naca0018-il-1000000-n5.txt Download as CSV file: xf-naca0018-il-1000000-n5.csv |
XFOIL Version 6.96
Calculated polar for: NACA 0018
1 1 Reynolds number fixed Mach number fixed
xtrf = 1.000 (top) 1.000 (bottom)
Mach = 0.000 Re = 1.000 e 6 Ncrit = 5.000
alpha CL CD CDp CM Top_Xtr Bot_Xtr
------ -------- --------- --------- -------- -------- --------
-19.750 -1.3614 0.08217 0.07762 -0.0287 1.0000 0.0306
-19.500 -1.3732 0.07730 0.07266 -0.0305 1.0000 0.0309
-19.250 -1.3837 0.07268 0.06795 -0.0321 1.0000 0.0311
-19.000 -1.3925 0.06835 0.06353 -0.0335 1.0000 0.0314
-18.750 -1.3998 0.06425 0.05934 -0.0348 1.0000 0.0317
-18.500 -1.4056 0.06041 0.05541 -0.0360 1.0000 0.0320
-18.250 -1.4100 0.05682 0.05174 -0.0369 1.0000 0.0322
-18.000 -1.4127 0.05347 0.04831 -0.0378 1.0000 0.0325
-17.750 -1.4138 0.05037 0.04512 -0.0385 1.0000 0.0327
-17.500 -1.4135 0.04750 0.04217 -0.0390 1.0000 0.0330
-17.250 -1.4141 0.04460 0.03920 -0.0394 1.0000 0.0333
-17.000 -1.4138 0.04186 0.03640 -0.0397 1.0000 0.0337
-16.750 -1.4115 0.03941 0.03388 -0.0399 1.0000 0.0341
-16.500 -1.4080 0.03717 0.03159 -0.0398 1.0000 0.0346
-16.250 -1.4028 0.03515 0.02951 -0.0397 1.0000 0.0351
-16.000 -1.3963 0.03330 0.02761 -0.0394 1.0000 0.0356
-15.750 -1.3886 0.03162 0.02588 -0.0391 1.0000 0.0362
-15.500 -1.3797 0.03010 0.02430 -0.0386 1.0000 0.0368
-15.250 -1.3698 0.02871 0.02286 -0.0381 1.0000 0.0373
-15.000 -1.3612 0.02726 0.02138 -0.0373 1.0000 0.0381
-14.750 -1.3513 0.02598 0.02006 -0.0365 1.0000 0.0389
-14.500 -1.3402 0.02484 0.01889 -0.0356 1.0000 0.0397
-14.250 -1.3279 0.02382 0.01783 -0.0347 1.0000 0.0406
-14.000 -1.3146 0.02291 0.01688 -0.0337 1.0000 0.0414
-13.750 -1.3018 0.02201 0.01595 -0.0325 1.0000 0.0424
-13.500 -1.2891 0.02115 0.01507 -0.0313 1.0000 0.0436
-13.250 -1.2753 0.02039 0.01429 -0.0300 1.0000 0.0449
-13.000 -1.2606 0.01973 0.01361 -0.0287 1.0000 0.0461
-12.750 -1.2461 0.01908 0.01294 -0.0272 1.0000 0.0474
-12.500 -1.2325 0.01845 0.01230 -0.0256 1.0000 0.0492
-12.250 -1.2181 0.01791 0.01176 -0.0238 1.0000 0.0510
-12.000 -1.2045 0.01743 0.01126 -0.0219 1.0000 0.0527
-11.750 -1.1939 0.01696 0.01078 -0.0192 1.0000 0.0546
-11.500 -1.1862 0.01659 0.01041 -0.0159 1.0000 0.0564
-11.250 -1.1735 0.01625 0.01006 -0.0134 0.9991 0.0582
-11.000 -1.1474 0.01575 0.00957 -0.0137 0.9962 0.0611
-10.750 -1.1189 0.01533 0.00915 -0.0144 0.9938 0.0639
-10.500 -1.0910 0.01488 0.00872 -0.0150 0.9913 0.0670
-10.250 -1.0655 0.01450 0.00834 -0.0149 0.9864 0.0702
-10.000 -1.0381 0.01410 0.00797 -0.0152 0.9822 0.0735
-9.750 -1.0106 0.01374 0.00761 -0.0155 0.9778 0.0774
-9.500 -0.9859 0.01339 0.00728 -0.0151 0.9709 0.0811
-9.250 -0.9591 0.01305 0.00695 -0.0152 0.9653 0.0853
-9.000 -0.9358 0.01276 0.00667 -0.0144 0.9567 0.0889
-8.750 -0.9115 0.01245 0.00637 -0.0138 0.9488 0.0934
-8.500 -0.8879 0.01220 0.00611 -0.0131 0.9390 0.0973
-8.250 -0.8645 0.01191 0.00584 -0.0123 0.9296 0.1023
-8.000 -0.8406 0.01167 0.00559 -0.0115 0.9186 0.1073
-7.750 -0.8170 0.01140 0.00533 -0.0107 0.9078 0.1137
-7.500 -0.7928 0.01118 0.00509 -0.0100 0.8959 0.1195
-7.250 -0.7684 0.01095 0.00487 -0.0093 0.8831 0.1262
-7.000 -0.7439 0.01072 0.00464 -0.0087 0.8705 0.1341
-6.750 -0.7194 0.01050 0.00442 -0.0080 0.8567 0.1435
-6.500 -0.6945 0.01028 0.00421 -0.0074 0.8425 0.1537
-6.250 -0.6695 0.01007 0.00401 -0.0069 0.8283 0.1629
-6.000 -0.6438 0.00992 0.00383 -0.0064 0.8141 0.1710
-5.750 -0.6183 0.00975 0.00366 -0.0059 0.7986 0.1806
-5.500 -0.5924 0.00959 0.00350 -0.0055 0.7836 0.1898
-5.000 -0.5404 0.00931 0.00320 -0.0047 0.7531 0.2101
-4.750 -0.5143 0.00919 0.00306 -0.0043 0.7366 0.2200
-4.500 -0.4877 0.00908 0.00294 -0.0040 0.7208 0.2304
-4.250 -0.4614 0.00895 0.00282 -0.0037 0.7048 0.2419
-4.000 -0.4346 0.00886 0.00271 -0.0034 0.6895 0.2520
-3.750 -0.4081 0.00877 0.00261 -0.0031 0.6734 0.2638
-3.500 -0.3815 0.00867 0.00251 -0.0028 0.6576 0.2756
-3.250 -0.3544 0.00859 0.00242 -0.0025 0.6424 0.2873
-3.000 -0.3275 0.00851 0.00234 -0.0023 0.6277 0.3004
-2.750 -0.3007 0.00843 0.00227 -0.0020 0.6125 0.3132
-2.500 -0.2737 0.00837 0.00220 -0.0018 0.5972 0.3257
-2.250 -0.2463 0.00831 0.00214 -0.0016 0.5826 0.3389
-2.000 -0.2193 0.00824 0.00209 -0.0014 0.5685 0.3531
-1.750 -0.1922 0.00821 0.00204 -0.0011 0.5536 0.3654
-1.250 -0.1373 0.00813 0.00197 -0.0008 0.5250 0.3910
-1.000 -0.1099 0.00811 0.00194 -0.0006 0.5109 0.4029
-0.750 -0.0823 0.00811 0.00192 -0.0005 0.4965 0.4156
-0.500 -0.0549 0.00808 0.00190 -0.0003 0.4834 0.4292
-0.250 -0.0275 0.00807 0.00190 -0.0002 0.4700 0.4423
0.000 0.0000 0.00808 0.00190 0.0000 0.4558 0.4558
0.250 0.0275 0.00807 0.00190 0.0002 0.4421 0.4699
0.500 0.0549 0.00808 0.00190 0.0003 0.4291 0.4834
0.750 0.0823 0.00811 0.00192 0.0005 0.4156 0.4965
1.000 0.1099 0.00811 0.00194 0.0006 0.4031 0.5109
1.250 0.1373 0.00813 0.00197 0.0008 0.3909 0.5250
1.750 0.1922 0.00821 0.00204 0.0011 0.3654 0.5536
2.000 0.2193 0.00824 0.00209 0.0014 0.3530 0.5684
2.250 0.2463 0.00831 0.00214 0.0016 0.3389 0.5827
2.500 0.2737 0.00837 0.00220 0.0018 0.3258 0.5972
2.750 0.3008 0.00843 0.00227 0.0020 0.3132 0.6125
3.000 0.3275 0.00851 0.00234 0.0023 0.3004 0.6276
3.250 0.3544 0.00859 0.00242 0.0025 0.2871 0.6424
3.500 0.3815 0.00867 0.00251 0.0028 0.2756 0.6578
3.750 0.4081 0.00877 0.00261 0.0031 0.2637 0.6734
4.000 0.4347 0.00886 0.00271 0.0034 0.2520 0.6893
4.250 0.4615 0.00895 0.00282 0.0036 0.2419 0.7048
4.500 0.4877 0.00908 0.00294 0.0040 0.2304 0.7208
4.750 0.5144 0.00919 0.00306 0.0043 0.2201 0.7366
5.000 0.5405 0.00931 0.00320 0.0047 0.2101 0.7531
5.500 0.5925 0.00959 0.00350 0.0055 0.1899 0.7837
5.750 0.6184 0.00975 0.00366 0.0059 0.1805 0.7986
6.000 0.6439 0.00992 0.00383 0.0064 0.1709 0.8141
6.250 0.6696 0.01008 0.00401 0.0069 0.1628 0.8283
6.500 0.6947 0.01028 0.00421 0.0074 0.1536 0.8425
6.750 0.7196 0.01050 0.00442 0.0080 0.1436 0.8566
7.000 0.7441 0.01072 0.00464 0.0086 0.1339 0.8705
7.250 0.7686 0.01095 0.00487 0.0093 0.1262 0.8831
7.500 0.7931 0.01118 0.00509 0.0099 0.1195 0.8958
7.750 0.8173 0.01140 0.00533 0.0107 0.1137 0.9077
8.000 0.8409 0.01168 0.00559 0.0114 0.1073 0.9186
8.250 0.8648 0.01191 0.00584 0.0122 0.1023 0.9296
8.500 0.8882 0.01220 0.00611 0.0130 0.0972 0.9390
8.750 0.9119 0.01245 0.00637 0.0138 0.0933 0.9487
9.000 0.9361 0.01276 0.00667 0.0143 0.0889 0.9567
9.250 0.9595 0.01305 0.00695 0.0151 0.0853 0.9653
9.500 0.9863 0.01339 0.00728 0.0151 0.0811 0.9709
9.750 1.0110 0.01374 0.00761 0.0154 0.0774 0.9778
10.000 1.0384 0.01410 0.00796 0.0151 0.0735 0.9822
10.250 1.0660 0.01450 0.00834 0.0148 0.0702 0.9864
10.500 1.0915 0.01488 0.00872 0.0149 0.0670 0.9913
10.750 1.1195 0.01533 0.00915 0.0143 0.0639 0.9938
11.000 1.1480 0.01575 0.00957 0.0136 0.0610 0.9963
11.250 1.1741 0.01625 0.01005 0.0133 0.0582 0.9991
11.500 1.1865 0.01659 0.01041 0.0158 0.0564 1.0000
11.750 1.1944 0.01695 0.01078 0.0191 0.0546 1.0000
12.000 1.2051 0.01742 0.01125 0.0217 0.0526 1.0000
12.250 1.2189 0.01791 0.01175 0.0237 0.0509 1.0000
12.500 1.2333 0.01844 0.01230 0.0254 0.0491 1.0000
12.750 1.2471 0.01907 0.01293 0.0270 0.0474 1.0000
13.000 1.2617 0.01971 0.01359 0.0285 0.0461 1.0000
13.250 1.2765 0.02038 0.01428 0.0298 0.0448 1.0000
13.500 1.2903 0.02113 0.01505 0.0310 0.0436 1.0000
13.750 1.3032 0.02200 0.01593 0.0323 0.0424 1.0000
14.000 1.3162 0.02288 0.01685 0.0334 0.0414 1.0000
14.250 1.3295 0.02380 0.01780 0.0344 0.0406 1.0000
14.500 1.3418 0.02481 0.01885 0.0353 0.0397 1.0000
14.750 1.3531 0.02595 0.02003 0.0362 0.0388 1.0000
15.000 1.3631 0.02723 0.02134 0.0370 0.0381 1.0000
15.250 1.3718 0.02867 0.02281 0.0378 0.0373 1.0000
15.500 1.3819 0.03005 0.02425 0.0383 0.0367 1.0000
15.750 1.3909 0.03157 0.02582 0.0388 0.0361 1.0000
16.000 1.3987 0.03324 0.02754 0.0391 0.0356 1.0000
16.250 1.4053 0.03508 0.02944 0.0394 0.0350 1.0000
16.500 1.4106 0.03710 0.03151 0.0395 0.0346 1.0000
16.750 1.4143 0.03933 0.03380 0.0395 0.0341 1.0000
17.000 1.4166 0.04178 0.03631 0.0394 0.0337 1.0000
17.250 1.4171 0.04450 0.03910 0.0391 0.0333 1.0000
17.500 1.4169 0.04737 0.04203 0.0386 0.0330 1.0000
17.750 1.4173 0.05022 0.04497 0.0381 0.0327 1.0000
18.000 1.4164 0.05332 0.04815 0.0374 0.0325 1.0000
18.250 1.4138 0.05666 0.05158 0.0365 0.0322 1.0000
18.500 1.4095 0.06025 0.05525 0.0355 0.0319 1.0000
18.750 1.4037 0.06408 0.05917 0.0344 0.0316 1.0000
19.000 1.3966 0.06817 0.06334 0.0331 0.0314 1.0000
19.250 1.3878 0.07251 0.06778 0.0317 0.0311 1.0000
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