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EPPLER STE 871-514 AIRFOIL (ste87151-il) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: EPPLER STE 871-514 AIRFOIL (ste87151-il)
Reynolds number: 500,000
Max Cl/Cd: 81.81 at α=4.25°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-ste87151-il-500000.txt
Download as CSV file: xf-ste87151-il-500000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER STE 871-514 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
  ------ -------- --------- --------- -------- -------- --------
 -11.250  -0.2440   0.08891   0.08625  -0.1152   0.9493   0.0178
 -11.000  -0.2436   0.08448   0.08183  -0.1180   0.9484   0.0182
 -10.750  -0.2461   0.07910   0.07645  -0.1218   0.9475   0.0186
 -10.500  -0.2555   0.07114   0.06851  -0.1291   0.9463   0.0187
 -10.250  -0.2733   0.06399   0.06127  -0.1349   0.9450   0.0186
 -10.000  -0.2897   0.05898   0.05616  -0.1377   0.9434   0.0188
  -9.750  -0.3072   0.05513   0.05218  -0.1381   0.9412   0.0191
  -9.250  -0.3656   0.04730   0.04375  -0.1303   0.9349   0.0203
  -9.000  -0.3598   0.04588   0.04232  -0.1288   0.9340   0.0205
  -8.750  -0.4424   0.04877   0.04512  -0.1071   0.9255   0.0202
  -8.500  -0.4416   0.04733   0.04369  -0.1041   0.9237   0.0204
  -8.250  -0.4374   0.04600   0.04233  -0.1018   0.9224   0.0206
  -8.000  -0.4258   0.04426   0.04050  -0.1010   0.9214   0.0212
  -7.750  -0.4459   0.03624   0.03276  -0.0853   0.9121   0.0212
  -7.500  -0.4430   0.03385   0.03019  -0.0826   0.9100   0.0222
  -7.250  -0.4396   0.02967   0.02557  -0.0802   0.9083   0.0239
  -7.000  -0.4187   0.02768   0.02348  -0.0806   0.9074   0.0246
  -6.750  -0.3982   0.02429   0.01959  -0.0805   0.9064   0.0273
  -6.500  -0.3690   0.02250   0.01778  -0.0820   0.9059   0.0283
  -6.250  -0.3418   0.02042   0.01540  -0.0829   0.9051   0.0315
  -5.750  -0.3473   0.02541   0.01895  -0.0734   0.8996   0.0169
  -5.500  -0.3228   0.02387   0.01739  -0.0729   0.8980   0.0165
  -5.250  -0.2962   0.02279   0.01622  -0.0727   0.8966   0.0163
  -5.000  -0.2681   0.02192   0.01526  -0.0729   0.8954   0.0165
  -4.750  -0.2394   0.02120   0.01445  -0.0732   0.8944   0.0170
  -4.500  -0.2097   0.02047   0.01376  -0.0740   0.8935   0.0181
  -4.250  -0.1771   0.01996   0.01323  -0.0752   0.8926   0.0194
  -4.000  -0.1436   0.01937   0.01264  -0.0767   0.8918   0.0209
  -3.750  -0.1094   0.01902   0.01228  -0.0783   0.8912   0.0231
  -3.500  -0.1038   0.01903   0.01231  -0.0745   0.8856   0.0251
  -3.250  -0.0815   0.01878   0.01206  -0.0738   0.8823   0.0284
  -3.000  -0.0523   0.01846   0.01177  -0.0745   0.8806   0.0352
  -2.750  -0.0174   0.01741   0.01138  -0.0770   0.8797   0.1807
  -2.500   0.0273   0.01552   0.01159  -0.0826   0.8801   0.7266
  -2.250   0.0560   0.01588   0.01192  -0.0824   0.8784   0.7540
  -2.000   0.0842   0.01625   0.01226  -0.0820   0.8771   0.7697
  -1.750   0.1105   0.01675   0.01277  -0.0808   0.8760   0.7855
  -1.500   0.1314   0.01748   0.01355  -0.0778   0.8749   0.8030
  -1.250   0.1206   0.01811   0.01426  -0.0696   0.8652   0.8108
  -1.000   0.1482   0.01834   0.01446  -0.0692   0.8631   0.8210
  -0.750   0.1754   0.01819   0.01430  -0.0684   0.8615   0.8245
  -0.500   0.2081   0.01802   0.01409  -0.0691   0.8604   0.8268
  -0.250   0.2432   0.01782   0.01387  -0.0705   0.8596   0.8286
   0.000   0.2793   0.01762   0.01364  -0.0722   0.8589   0.8302
   0.250   0.3164   0.01739   0.01339  -0.0742   0.8583   0.8315
   0.500   0.3555   0.01712   0.01310  -0.0765   0.8577   0.8327
   0.750   0.3614   0.01726   0.01323  -0.0729   0.8462   0.8353
   1.000   0.3999   0.01688   0.01284  -0.0751   0.8452   0.8362
   1.250   0.4396   0.01642   0.01238  -0.0775   0.8443   0.8370
   1.500   0.4815   0.01586   0.01181  -0.0802   0.8436   0.8376
   1.750   0.5244   0.01514   0.01109  -0.0829   0.8431   0.8381
   2.000   0.5720   0.01429   0.01025  -0.0866   0.8428   0.8383
   2.250   0.6162   0.01344   0.00943  -0.0895   0.8407   0.8388
   2.500   0.6231   0.01307   0.00909  -0.0851   0.8298   0.8403
   2.750   0.6749   0.01194   0.00796  -0.0894   0.8274   0.8403
   3.000   0.6779   0.01193   0.00800  -0.0846   0.8154   0.8415
   3.250   0.7092   0.01140   0.00748  -0.0851   0.8094   0.8422
   3.500   0.7156   0.01181   0.00796  -0.0814   0.7910   0.8437
   3.750   0.7411   0.01155   0.00771  -0.0809   0.7734   0.8443
   4.000   0.7905   0.01030   0.00635  -0.0844   0.7451   0.8443
   4.250   0.8238   0.01007   0.00570  -0.0851   0.6698   0.8446
   4.500   0.8328   0.01072   0.00601  -0.0816   0.6102   0.8454
   4.750   0.8365   0.01153   0.00650  -0.0774   0.5412   0.8465
   5.000   0.8396   0.01245   0.00707  -0.0733   0.4715   0.8478
   5.250   0.8463   0.01337   0.00763  -0.0700   0.4022   0.8485
   5.500   0.8567   0.01422   0.00815  -0.0675   0.3349   0.8491
   5.750   0.8695   0.01503   0.00864  -0.0654   0.2725   0.8497
   6.000   0.8840   0.01580   0.00912  -0.0637   0.2173   0.8502
   6.250   0.9000   0.01652   0.00959  -0.0623   0.1711   0.8507
   6.500   0.9172   0.01719   0.01005  -0.0610   0.1360   0.8512
   6.750   0.9353   0.01781   0.01053  -0.0599   0.1120   0.8517
   7.000   0.9543   0.01838   0.01101  -0.0589   0.0975   0.8525
   7.250   0.9737   0.01891   0.01150  -0.0580   0.0883   0.8531
   7.500   0.9929   0.01945   0.01202  -0.0571   0.0819   0.8535
   7.750   1.0115   0.02004   0.01257  -0.0561   0.0769   0.8539
   8.000   1.0316   0.02051   0.01308  -0.0553   0.0728   0.8543
   8.250   1.0492   0.02116   0.01370  -0.0542   0.0696   0.8547
   8.500   1.0687   0.02165   0.01424  -0.0533   0.0667   0.8551
   8.750   1.0847   0.02233   0.01491  -0.0519   0.0643   0.8556
   9.000   1.1027   0.02290   0.01554  -0.0509   0.0622   0.8562
   9.250   1.1206   0.02348   0.01616  -0.0498   0.0601   0.8567
   9.500   1.1346   0.02433   0.01700  -0.0482   0.0583   0.8573
   9.750   1.1528   0.02489   0.01766  -0.0472   0.0568   0.8579
  10.000   1.1694   0.02556   0.01838  -0.0460   0.0553   0.8585
  10.250   1.1847   0.02633   0.01916  -0.0447   0.0540   0.8591
  10.500   1.1990   0.02722   0.02008  -0.0432   0.0527   0.8598
  10.750   1.2158   0.02790   0.02086  -0.0421   0.0514   0.8604
  11.000   1.2316   0.02865   0.02168  -0.0409   0.0502   0.8611
  11.250   1.2465   0.02948   0.02252  -0.0396   0.0491   0.8619
  11.500   1.2605   0.03048   0.02355  -0.0382   0.0479   0.8629
  11.750   1.2757   0.03124   0.02444  -0.0370   0.0467   0.8639
  12.000   1.2906   0.03201   0.02528  -0.0359   0.0453   0.8649
  12.250   1.3044   0.03292   0.02617  -0.0347   0.0441   0.8656
  12.500   1.3175   0.03389   0.02726  -0.0334   0.0429   0.8665
  12.750   1.3304   0.03481   0.02830  -0.0321   0.0417   0.8673
  13.000   1.3433   0.03576   0.02931  -0.0309   0.0406   0.8682
  13.250   1.3551   0.03686   0.03040  -0.0297   0.0396   0.8690
  13.500   1.3658   0.03804   0.03172  -0.0283   0.0386   0.8699
  13.750   1.3765   0.03916   0.03298  -0.0271   0.0374   0.8707
  14.000   1.3868   0.04032   0.03420  -0.0259   0.0364   0.8715
  14.250   1.3961   0.04165   0.03553  -0.0247   0.0355   0.8726
  14.500   1.4037   0.04306   0.03715  -0.0233   0.0345   0.8738
  14.750   1.4116   0.04446   0.03870  -0.0222   0.0334   0.8750
  15.000   1.4193   0.04590   0.04020  -0.0211   0.0324   0.8763
  15.250   1.4249   0.04761   0.04196  -0.0200   0.0315   0.8776
  15.500   1.4311   0.04935   0.04392  -0.0191   0.0302   0.8791
  15.750   1.4377   0.05108   0.04574  -0.0185   0.0291   0.8806
  16.000   1.4418   0.05309   0.04777  -0.0177   0.0283   0.8822
  16.250   1.4463   0.05523   0.05014  -0.0172   0.0270   0.8839
  16.500   1.4518   0.05731   0.05232  -0.0169   0.0259   0.8856
  16.750   1.4540   0.05978   0.05484  -0.0166   0.0250   0.8873
  17.000   1.4561   0.06238   0.05765  -0.0164   0.0238   0.8893
  17.250   1.4586   0.06497   0.06036  -0.0164   0.0227   0.8916
  17.500   1.4574   0.06803   0.06349  -0.0166   0.0219   0.8941
  17.750   1.4554   0.07134   0.06700  -0.0168   0.0209   0.8968
  18.000   1.4544   0.07461   0.07041  -0.0173   0.0199   0.8999
  18.250   1.4493   0.07855   0.07444  -0.0182   0.0192   0.9031
  18.500   1.4408   0.08302   0.07908  -0.0192   0.0185   0.9071
  18.750   1.4332   0.08746   0.08371  -0.0204   0.0177   0.9128
  19.000   1.4235   0.09225   0.08866  -0.0219   0.0171   0.9202
  19.250   1.4099   0.09736   0.09393  -0.0233   0.0167   0.9422
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