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CLARK YM-18 AIRFOIL (clarym18-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: CLARK YM-18 AIRFOIL (clarym18-il)
Reynolds number: 500,000
Max Cl/Cd: 73.49 at α=7.25°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-clarym18-il-500000-n5.txt
Download as CSV file: xf-clarym18-il-500000-n5.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 =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -19.750  -0.7415   0.13527   0.13188  -0.0474   1.0000   0.0303
 -19.500  -0.7949   0.12136   0.11773  -0.0552   1.0000   0.0306
 -19.250  -0.8207   0.11304   0.10927  -0.0599   1.0000   0.0308
 -19.000  -0.8404   0.10597   0.10209  -0.0639   1.0000   0.0310
 -18.750  -0.8574   0.09956   0.09556  -0.0674   1.0000   0.0311
 -18.500  -0.8729   0.09349   0.08938  -0.0708   1.0000   0.0313
 -18.250  -0.8878   0.08766   0.08345  -0.0740   1.0000   0.0314
 -18.000  -0.9024   0.08203   0.07772  -0.0771   1.0000   0.0316
 -17.750  -0.9166   0.07656   0.07214  -0.0801   1.0000   0.0317
 -17.500  -0.9308   0.07126   0.06673  -0.0830   1.0000   0.0318
 -17.250  -0.9443   0.06609   0.06145  -0.0858   1.0000   0.0320
 -17.000  -0.9564   0.06118   0.05643  -0.0885   1.0000   0.0321
 -16.750  -0.9668   0.05648   0.05161  -0.0911   1.0000   0.0323
 -16.500  -0.9753   0.05210   0.04712  -0.0935   1.0000   0.0324
 -16.250  -0.9820   0.04807   0.04298  -0.0956   1.0000   0.0325
 -16.000  -0.9897   0.04418   0.03901  -0.0975   1.0000   0.0327
 -15.750  -0.9964   0.04069   0.03544  -0.0988   1.0000   0.0329
 -15.500  -1.0029   0.03769   0.03236  -0.0994   1.0000   0.0330
 -15.250  -1.0105   0.03518   0.02978  -0.0989   1.0000   0.0332
 -15.000  -1.0200   0.03312   0.02767  -0.0972   1.0000   0.0333
 -14.750  -1.0095   0.03105   0.02552  -0.0987   0.9970   0.0335
 -14.500  -0.9927   0.02925   0.02364  -0.1007   0.9935   0.0338
 -14.250  -0.9755   0.02772   0.02203  -0.1020   0.9895   0.0341
 -14.000  -0.9573   0.02639   0.02063  -0.1030   0.9847   0.0345
 -13.750  -0.9366   0.02520   0.01937  -0.1041   0.9806   0.0349
 -13.500  -0.9195   0.02418   0.01828  -0.1041   0.9735   0.0352
 -13.250  -0.8990   0.02324   0.01726  -0.1044   0.9680   0.0356
 -13.000  -0.8817   0.02243   0.01638  -0.1038   0.9602   0.0360
 -12.750  -0.8624   0.02168   0.01555  -0.1033   0.9531   0.0364
 -12.500  -0.8462   0.02103   0.01483  -0.1020   0.9444   0.0367
 -12.250  -0.8308   0.02032   0.01407  -0.1006   0.9364   0.0372
 -12.000  -0.8144   0.01973   0.01344  -0.0991   0.9277   0.0378
 -11.750  -0.7949   0.01918   0.01283  -0.0981   0.9200   0.0384
 -11.500  -0.7753   0.01868   0.01229  -0.0970   0.9122   0.0390
 -11.250  -0.7546   0.01821   0.01175  -0.0961   0.9041   0.0397
 -11.000  -0.7333   0.01777   0.01124  -0.0951   0.8967   0.0404
 -10.750  -0.7116   0.01735   0.01075  -0.0943   0.8885   0.0411
 -10.500  -0.6898   0.01689   0.01024  -0.0934   0.8812   0.0419
 -10.250  -0.6677   0.01648   0.00980  -0.0926   0.8730   0.0428
 -10.000  -0.6446   0.01610   0.00936  -0.0919   0.8654   0.0439
  -9.750  -0.6211   0.01576   0.00897  -0.0912   0.8578   0.0451
  -9.500  -0.5972   0.01543   0.00858  -0.0905   0.8500   0.0463
  -9.250  -0.5733   0.01508   0.00820  -0.0899   0.8428   0.0479
  -9.000  -0.5489   0.01478   0.00786  -0.0894   0.8352   0.0497
  -8.750  -0.5240   0.01451   0.00753  -0.0888   0.8279   0.0517
  -8.500  -0.4992   0.01422   0.00723  -0.0884   0.8210   0.0541
  -8.250  -0.4739   0.01398   0.00695  -0.0879   0.8136   0.0567
  -7.750  -0.4228   0.01350   0.00643  -0.0871   0.8004   0.0621
  -7.500  -0.3971   0.01329   0.00617  -0.0866   0.7933   0.0647
  -7.250  -0.3712   0.01308   0.00594  -0.0862   0.7868   0.0676
  -7.000  -0.3449   0.01290   0.00572  -0.0859   0.7802   0.0704
  -6.750  -0.3190   0.01269   0.00550  -0.0855   0.7735   0.0731
  -6.500  -0.2929   0.01252   0.00529  -0.0852   0.7666   0.0762
  -6.250  -0.2665   0.01236   0.00509  -0.0848   0.7582   0.0791
  -6.000  -0.2409   0.01218   0.00487  -0.0843   0.7500   0.0823
  -5.750  -0.2145   0.01202   0.00470  -0.0840   0.7416   0.0857
  -5.500  -0.1885   0.01187   0.00451  -0.0835   0.7332   0.0888
  -5.250  -0.1622   0.01170   0.00433  -0.0832   0.7257   0.0925
  -5.000  -0.1357   0.01157   0.00417  -0.0828   0.7179   0.0964
  -4.750  -0.1098   0.01142   0.00400  -0.0824   0.7103   0.1014
  -4.000  -0.0318   0.01093   0.00357  -0.0812   0.6851   0.1302
  -3.500   0.0196   0.01061   0.00333  -0.0803   0.6678   0.1629
  -3.250   0.0454   0.01048   0.00323  -0.0798   0.6592   0.1809
  -3.000   0.0713   0.01037   0.00315  -0.0794   0.6498   0.1989
  -2.750   0.0969   0.01030   0.00309  -0.0789   0.6386   0.2149
  -2.500   0.1233   0.01024   0.00303  -0.0785   0.6287   0.2285
  -2.250   0.1493   0.01020   0.00298  -0.0780   0.6191   0.2419
  -2.000   0.1758   0.01014   0.00294  -0.0777   0.6105   0.2551
  -1.750   0.2019   0.01013   0.00291  -0.0773   0.6013   0.2663
  -1.500   0.2284   0.01009   0.00288  -0.0769   0.5925   0.2778
  -1.250   0.2543   0.01008   0.00286  -0.0764   0.5829   0.2886
  -1.000   0.2807   0.01007   0.00284  -0.0761   0.5737   0.3007
  -0.750   0.3061   0.01007   0.00283  -0.0755   0.5633   0.3129
  -0.500   0.3320   0.01006   0.00283  -0.0751   0.5525   0.3265
  -0.250   0.3565   0.01003   0.00283  -0.0744   0.5412   0.3497
   0.000   0.3811   0.00997   0.00284  -0.0737   0.5289   0.3829
   0.250   0.4050   0.00987   0.00287  -0.0730   0.5178   0.4272
   0.500   0.4280   0.00979   0.00291  -0.0721   0.5059   0.4786
   0.750   0.4519   0.00972   0.00296  -0.0713   0.4932   0.5284
   1.000   0.4752   0.00968   0.00302  -0.0704   0.4800   0.5740
   1.250   0.4978   0.00968   0.00310  -0.0693   0.4654   0.6210
   1.500   0.5201   0.00971   0.00321  -0.0682   0.4492   0.6672
   1.750   0.5422   0.00978   0.00333  -0.0670   0.4315   0.7079
   2.000   0.5638   0.00988   0.00347  -0.0657   0.4126   0.7467
   2.250   0.5851   0.01003   0.00363  -0.0643   0.3938   0.7823
   2.750   0.6287   0.01037   0.00399  -0.0618   0.3648   0.8407
   3.000   0.6511   0.01053   0.00417  -0.0606   0.3558   0.8685
   3.250   0.6741   0.01071   0.00436  -0.0596   0.3478   0.8929
   3.500   0.6975   0.01092   0.00456  -0.0586   0.3413   0.9135
   3.750   0.7238   0.01111   0.00475  -0.0583   0.3359   0.9329
   4.000   0.7524   0.01134   0.00496  -0.0585   0.3306   0.9510
   4.250   0.7829   0.01162   0.00520  -0.0592   0.3254   0.9664
   4.500   0.8165   0.01186   0.00542  -0.0605   0.3211   0.9785
   4.750   0.8529   0.01211   0.00565  -0.0625   0.3168   0.9865
   5.000   0.8879   0.01237   0.00589  -0.0643   0.3131   0.9933
   5.250   0.9249   0.01268   0.00615  -0.0665   0.3090   0.9986
   5.500   0.9387   0.01289   0.00633  -0.0640   0.3054   1.0000
   5.750   0.9516   0.01300   0.00645  -0.0611   0.3028   1.0000
   6.000   0.9668   0.01316   0.00661  -0.0588   0.2992   1.0000
   6.250   0.9830   0.01338   0.00682  -0.0567   0.2949   1.0000
   6.500   0.9998   0.01366   0.00706  -0.0549   0.2908   1.0000
   6.750   1.0175   0.01397   0.00734  -0.0532   0.2869   1.0000
   7.000   1.0388   0.01417   0.00757  -0.0522   0.2843   1.0000
   7.250   1.0597   0.01442   0.00783  -0.0512   0.2810   1.0000
   7.500   1.0797   0.01471   0.00812  -0.0501   0.2771   1.0000
   7.750   1.0986   0.01507   0.00845  -0.0488   0.2729   1.0000
   8.000   1.1179   0.01544   0.00881  -0.0477   0.2690   1.0000
   8.250   1.1394   0.01572   0.00911  -0.0469   0.2656   1.0000
   8.500   1.1601   0.01604   0.00946  -0.0460   0.2622   1.0000
   8.750   1.1800   0.01642   0.00984  -0.0451   0.2588   1.0000
   9.000   1.1987   0.01686   0.01027  -0.0440   0.2552   1.0000
   9.250   1.2179   0.01729   0.01071  -0.0430   0.2517   1.0000
   9.500   1.2385   0.01766   0.01112  -0.0422   0.2478   1.0000
   9.750   1.2577   0.01812   0.01159  -0.0413   0.2432   1.0000
  10.000   1.2753   0.01866   0.01212  -0.0403   0.2387   1.0000
  10.250   1.2936   0.01918   0.01266  -0.0393   0.2346   1.0000
  10.500   1.3125   0.01969   0.01319  -0.0385   0.2295   1.0000
  10.750   1.3287   0.02034   0.01384  -0.0374   0.2236   1.0000
  11.000   1.3454   0.02099   0.01450  -0.0364   0.2177   1.0000
  11.250   1.3607   0.02174   0.01524  -0.0354   0.2095   1.0000
  11.500   1.3748   0.02258   0.01606  -0.0342   0.2012   1.0000
  11.750   1.3863   0.02359   0.01704  -0.0329   0.1916   1.0000
  12.000   1.3982   0.02461   0.01804  -0.0316   0.1821   1.0000
  12.250   1.4084   0.02578   0.01919  -0.0303   0.1733   1.0000
  12.500   1.4166   0.02711   0.02048  -0.0289   0.1647   1.0000
  12.750   1.4265   0.02835   0.02172  -0.0278   0.1569   1.0000
  13.000   1.4337   0.02981   0.02317  -0.0265   0.1496   1.0000
  13.250   1.4415   0.03129   0.02465  -0.0253   0.1422   1.0000
  13.500   1.4486   0.03286   0.02622  -0.0242   0.1358   1.0000
  13.750   1.4547   0.03453   0.02790  -0.0231   0.1293   1.0000
  14.000   1.4609   0.03626   0.02965  -0.0222   0.1240   1.0000
  14.250   1.4670   0.03803   0.03144  -0.0213   0.1189   1.0000
  14.500   1.4709   0.04005   0.03348  -0.0204   0.1143   1.0000
  14.750   1.4763   0.04198   0.03544  -0.0197   0.1100   1.0000
  15.000   1.4786   0.04424   0.03772  -0.0190   0.1058   1.0000
  15.250   1.4819   0.04646   0.03997  -0.0184   0.1022   1.0000
  15.500   1.4846   0.04880   0.04236  -0.0179   0.0989   1.0000
  15.750   1.4845   0.05146   0.04506  -0.0175   0.0958   1.0000
  16.000   1.4852   0.05409   0.04774  -0.0171   0.0934   1.0000
  16.250   1.4877   0.05659   0.05030  -0.0169   0.0914   1.0000
  16.500   1.4881   0.05936   0.05314  -0.0168   0.0896   1.0000
  16.750   1.4869   0.06236   0.05621  -0.0167   0.0880   1.0000
  17.000   1.4837   0.06562   0.05952  -0.0168   0.0864   1.0000
  17.250   1.4790   0.06912   0.06309  -0.0169   0.0849   1.0000
  17.500   1.4793   0.07207   0.06612  -0.0171   0.0837   1.0000
  17.750   1.4772   0.07536   0.06950  -0.0174   0.0825   1.0000
  18.000   1.4737   0.07884   0.07306  -0.0178   0.0812   1.0000
  18.250   1.4688   0.08253   0.07682  -0.0183   0.0800   1.0000
  18.500   1.4627   0.08642   0.08079  -0.0190   0.0788   1.0000
  18.750   1.4550   0.09058   0.08501  -0.0197   0.0776   1.0000
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