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FX 71-L-150/20 AIRFOIL (fx711520-il) Xfoil prediction polar at RE=500,000 Ncrit=9


Details Polar file
Airfoil: FX 71-L-150/20 AIRFOIL (fx711520-il)
Reynolds number: 500,000
Max Cl/Cd: 49.13 at α=4°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-fx711520-il-500000.txt
Download as CSV file: xf-fx711520-il-500000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: FX 71-L-150/20 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
  ------ -------- --------- --------- -------- -------- --------
 -17.500  -0.9087   0.13192   0.12901   0.0107   1.0000   0.0204
 -17.250  -0.9111   0.12704   0.12413   0.0083   1.0000   0.0202
 -17.000  -0.9431   0.11521   0.11214   0.0007   1.0000   0.0200
 -16.750  -0.9757   0.10408   0.10080  -0.0065   1.0000   0.0198
 -16.500  -0.9999   0.09541   0.09197  -0.0117   1.0000   0.0196
 -16.250  -1.0251   0.08711   0.08346  -0.0167   1.0000   0.0195
 -16.000  -1.0466   0.08000   0.07614  -0.0205   1.0000   0.0193
 -15.750  -1.0677   0.07340   0.06932  -0.0236   1.0000   0.0191
 -15.500  -1.0885   0.06724   0.06292  -0.0261   1.0000   0.0189
 -15.250  -1.1083   0.06163   0.05702  -0.0279   1.0000   0.0187
 -15.000  -1.1167   0.05776   0.05297  -0.0288   1.0000   0.0186
 -14.750  -1.1287   0.05341   0.04834  -0.0294   1.0000   0.0184
 -14.500  -1.1284   0.05071   0.04551  -0.0295   1.0000   0.0184
 -14.250  -1.1279   0.04783   0.04244  -0.0294   1.0000   0.0183
 -14.000  -1.1230   0.04569   0.04020  -0.0292   1.0000   0.0183
 -13.750  -1.1166   0.04365   0.03806  -0.0289   1.0000   0.0183
 -13.500  -1.1086   0.04164   0.03592  -0.0284   1.0000   0.0182
 -13.250  -1.0995   0.03991   0.03411  -0.0280   1.0000   0.0182
 -13.000  -1.0891   0.03827   0.03239  -0.0274   1.0000   0.0182
 -12.750  -1.0782   0.03674   0.03080  -0.0269   1.0000   0.0182
 -12.500  -1.0667   0.03526   0.02926  -0.0263   1.0000   0.0182
 -12.250  -1.0547   0.03386   0.02782  -0.0257   1.0000   0.0183
 -12.000  -1.0426   0.03249   0.02639  -0.0250   1.0000   0.0182
 -11.750  -1.0337   0.03121   0.02508  -0.0237   0.9582   0.0183
 -11.500  -0.9877   0.02967   0.02328  -0.0299   0.8644   0.0184
 -11.250  -0.9772   0.02863   0.02205  -0.0287   0.8418   0.0183
 -11.000  -0.9670   0.02757   0.02091  -0.0276   0.8299   0.0186
 -10.750  -0.9566   0.02654   0.01978  -0.0264   0.8207   0.0186
 -10.500  -0.9461   0.02550   0.01869  -0.0252   0.8127   0.0188
 -10.250  -0.9362   0.02450   0.01760  -0.0239   0.8055   0.0189
 -10.000  -0.9264   0.02347   0.01652  -0.0226   0.7990   0.0191
  -9.750  -0.9182   0.02243   0.01542  -0.0209   0.7924   0.0191
  -9.500  -0.9111   0.02151   0.01441  -0.0190   0.7866   0.0192
  -9.250  -0.9036   0.02069   0.01355  -0.0166   0.7810   0.0193
  -9.000  -0.8931   0.01998   0.01278  -0.0144   0.7756   0.0194
  -8.750  -0.8784   0.01931   0.01205  -0.0129   0.7707   0.0195
  -8.500  -0.8619   0.01869   0.01137  -0.0116   0.7661   0.0197
  -8.250  -0.8436   0.01807   0.01071  -0.0104   0.7613   0.0199
  -8.000  -0.8241   0.01750   0.01009  -0.0094   0.7568   0.0202
  -7.750  -0.8035   0.01699   0.00952  -0.0085   0.7528   0.0204
  -7.500  -0.7828   0.01647   0.00895  -0.0077   0.7489   0.0209
  -7.250  -0.7604   0.01600   0.00847  -0.0070   0.7451   0.0215
  -7.000  -0.7371   0.01558   0.00802  -0.0065   0.7408   0.0224
  -6.750  -0.7133   0.01519   0.00759  -0.0059   0.7364   0.0234
  -6.500  -0.6899   0.01476   0.00713  -0.0053   0.7325   0.0252
  -6.250  -0.6662   0.01437   0.00670  -0.0048   0.7288   0.0283
  -6.000  -0.6425   0.01388   0.00625  -0.0043   0.7256   0.0351
  -5.750  -0.6193   0.01331   0.00581  -0.0038   0.7221   0.0571
  -5.500  -0.5956   0.01279   0.00543  -0.0033   0.7186   0.0847
  -5.250  -0.5723   0.01222   0.00503  -0.0029   0.7152   0.1183
  -5.000  -0.5486   0.01167   0.00466  -0.0025   0.7120   0.1571
  -4.750  -0.5251   0.01113   0.00432  -0.0020   0.7084   0.2080
  -4.500  -0.5021   0.01040   0.00392  -0.0016   0.7052   0.2767
  -4.250  -0.4781   0.00980   0.00359  -0.0013   0.7018   0.3418
  -4.000  -0.4540   0.00924   0.00333  -0.0009   0.6982   0.4125
  -3.750  -0.4284   0.00890   0.00319  -0.0005   0.6946   0.4635
  -3.500  -0.4012   0.00876   0.00311  -0.0003   0.6910   0.4925
  -3.250  -0.3735   0.00872   0.00309  -0.0002   0.6873   0.5175
  -3.000  -0.3452   0.00865   0.00307  -0.0001   0.6840   0.5358
  -2.750  -0.3167   0.00862   0.00306  -0.0001   0.6803   0.5508
  -2.500  -0.2880   0.00863   0.00306  -0.0001   0.6768   0.5643
  -2.250  -0.2594   0.00863   0.00308   0.0000   0.6736   0.5745
  -2.000  -0.2305   0.00871   0.00308  -0.0001   0.6704   0.5845
  -1.750  -0.2022   0.00881   0.00320   0.0001   0.6669   0.5953
  -1.500  -0.1732   0.00888   0.00326   0.0000   0.6640   0.6052
  -1.250  -0.1445   0.00890   0.00335   0.0001   0.6604   0.6138
  -1.000  -0.1156   0.00897   0.00341   0.0001   0.6565   0.6219
  -0.750  -0.0869   0.00897   0.00340   0.0001   0.6528   0.6282
  -0.500  -0.0580   0.00899   0.00343   0.0002   0.6494   0.6330
  -0.250  -0.0292   0.00908   0.00349   0.0001   0.6456   0.6373
   0.000   0.0000   0.00907   0.00350   0.0000   0.6418   0.6418
   0.250   0.0291   0.00908   0.00349  -0.0001   0.6373   0.6457
   0.500   0.0580   0.00899   0.00343  -0.0002   0.6330   0.6494
   0.750   0.0868   0.00897   0.00340  -0.0001   0.6281   0.6528
   1.000   0.1156   0.00897   0.00341  -0.0001   0.6219   0.6565
   1.250   0.1445   0.00890   0.00335  -0.0001   0.6138   0.6604
   1.500   0.1732   0.00888   0.00326   0.0000   0.6053   0.6640
   1.750   0.2021   0.00880   0.00319   0.0000   0.5945   0.6669
   2.000   0.2305   0.00870   0.00307   0.0001   0.5842   0.6704
   2.250   0.2594   0.00863   0.00308   0.0000   0.5743   0.6735
   2.500   0.2880   0.00863   0.00306   0.0001   0.5639   0.6768
   2.750   0.3167   0.00862   0.00306   0.0001   0.5508   0.6803
   3.000   0.3452   0.00865   0.00307   0.0001   0.5357   0.6840
   3.250   0.3735   0.00872   0.00309   0.0002   0.5175   0.6873
   3.500   0.4011   0.00876   0.00310   0.0003   0.4921   0.6910
   3.750   0.4283   0.00891   0.00319   0.0005   0.4619   0.6946
   4.000   0.4540   0.00924   0.00333   0.0009   0.4116   0.6982
   4.250   0.4780   0.00981   0.00360   0.0013   0.3405   0.7018
   4.500   0.5020   0.01042   0.00393   0.0016   0.2745   0.7052
   4.750   0.5252   0.01112   0.00431   0.0020   0.2088   0.7084
   5.000   0.5487   0.01166   0.00466   0.0024   0.1590   0.7120
   5.250   0.5724   0.01220   0.00503   0.0029   0.1202   0.7152
   5.500   0.5956   0.01279   0.00543   0.0033   0.0840   0.7185
   6.000   0.6428   0.01385   0.00624   0.0043   0.0359   0.7256
   6.250   0.6662   0.01438   0.00671   0.0048   0.0282   0.7288
   6.500   0.6900   0.01476   0.00713   0.0053   0.0251   0.7325
   6.750   0.7134   0.01519   0.00759   0.0059   0.0235   0.7364
   7.000   0.7372   0.01558   0.00802   0.0064   0.0223   0.7408
   7.250   0.7605   0.01600   0.00847   0.0070   0.0216   0.7451
   7.500   0.7830   0.01647   0.00895   0.0077   0.0209   0.7489
   7.750   0.8036   0.01699   0.00952   0.0085   0.0204   0.7528
   8.000   0.8242   0.01750   0.01009   0.0094   0.0202   0.7568
   8.250   0.8437   0.01807   0.01071   0.0104   0.0199   0.7613
   8.500   0.8619   0.01869   0.01137   0.0115   0.0197   0.7662
   8.750   0.8785   0.01931   0.01205   0.0129   0.0196   0.7708
   9.000   0.8932   0.01999   0.01279   0.0144   0.0194   0.7756
   9.250   0.9038   0.02069   0.01355   0.0165   0.0193   0.7811
   9.500   0.9114   0.02151   0.01440   0.0189   0.0192   0.7866
   9.750   0.9184   0.02243   0.01542   0.0209   0.0192   0.7925
  10.000   0.9266   0.02348   0.01653   0.0225   0.0190   0.7990
  10.250   0.9366   0.02449   0.01759   0.0238   0.0190   0.8056
  10.500   0.9467   0.02547   0.01866   0.0252   0.0188   0.8127
  10.750   0.9571   0.02652   0.01977   0.0264   0.0187   0.8208
  11.000   0.9676   0.02754   0.02088   0.0275   0.0186   0.8300
  11.250   0.9778   0.02863   0.02206   0.0287   0.0184   0.8419
  11.500   0.9885   0.02961   0.02322   0.0297   0.0183   0.8649
  11.750   1.0346   0.03121   0.02508   0.0236   0.0183   0.9612
  12.000   1.0434   0.03246   0.02636   0.0249   0.0182   1.0000
  12.250   1.0555   0.03385   0.02780   0.0256   0.0182   1.0000
  12.500   1.0675   0.03523   0.02922   0.0261   0.0182   1.0000
  12.750   1.0791   0.03671   0.03077   0.0268   0.0182   1.0000
  13.000   1.0901   0.03825   0.03237   0.0273   0.0182   1.0000
  13.250   1.1004   0.03986   0.03405   0.0278   0.0182   1.0000
  13.500   1.1097   0.04155   0.03582   0.0282   0.0181   1.0000
  13.750   1.1177   0.04364   0.03806   0.0288   0.0183   1.0000
  14.000   1.1244   0.04554   0.04002   0.0290   0.0182   1.0000
  14.250   1.1278   0.04809   0.04275   0.0294   0.0184   1.0000
  14.500   1.1302   0.05056   0.04535   0.0294   0.0184   1.0000
  14.750   1.1274   0.05370   0.04868   0.0292   0.0185   1.0000
  15.000   1.1155   0.05808   0.05333   0.0286   0.0187   1.0000
  15.250   1.1055   0.06217   0.05762   0.0276   0.0188   1.0000
  15.500   1.0890   0.06733   0.06302   0.0259   0.0189   1.0000
  15.750   1.0670   0.07370   0.06964   0.0234   0.0192   1.0000
  16.000   1.0477   0.08002   0.07617   0.0203   0.0193   1.0000
  16.250   1.0256   0.08720   0.08356   0.0164   0.0194   1.0000
  16.500   1.0017   0.09530   0.09184   0.0117   0.0197   1.0000
  16.750   0.9764   0.10417   0.10090   0.0063   0.0199   1.0000
  17.000   0.9374   0.11681   0.11378  -0.0020   0.0200   1.0000
  17.250   0.9075   0.12825   0.12535  -0.0093   0.0202   1.0000
  17.500   0.9071   0.13263   0.12974  -0.0114   0.0204   1.0000
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