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EPPLER 551 AIRFOIL (e551-il) Xfoil prediction polar at RE=100,000 Ncrit=5


Details Polar file
Airfoil: EPPLER 551 AIRFOIL (e551-il)
Reynolds number: 100,000
Max Cl/Cd: 47.14 at α=8.5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e551-il-100000-n5.txt
Download as CSV file: xf-e551-il-100000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 551 AIRFOIL                              
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.100 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -14.500  -0.4591   0.11226   0.10689  -0.0586   1.0000   0.0197
 -14.250  -0.5165   0.09519   0.08959  -0.0682   1.0000   0.0188
 -14.000  -0.5604   0.08399   0.07807  -0.0744   1.0000   0.0183
 -13.750  -0.5826   0.07768   0.07156  -0.0774   1.0000   0.0182
 -13.500  -0.6008   0.07250   0.06619  -0.0794   1.0000   0.0181
 -13.250  -0.6141   0.06825   0.06179  -0.0806   1.0000   0.0182
 -13.000  -0.6249   0.06450   0.05788  -0.0813   1.0000   0.0182
 -12.750  -0.6328   0.06129   0.05455  -0.0816   1.0000   0.0184
 -12.500  -0.6395   0.05829   0.05142  -0.0815   1.0000   0.0185
 -12.250  -0.6443   0.05565   0.04865  -0.0811   1.0000   0.0188
 -12.000  -0.6479   0.05326   0.04615  -0.0803   1.0000   0.0190
 -11.750  -0.6500   0.05110   0.04388  -0.0792   1.0000   0.0192
 -11.500  -0.6523   0.04920   0.04188  -0.0777   1.0000   0.0197
 -11.250  -0.6560   0.04751   0.04009  -0.0757   1.0000   0.0203
 -11.000  -0.6627   0.04604   0.03848  -0.0730   1.0000   0.0210
 -10.750  -0.6603   0.04460   0.03700  -0.0715   0.9981   0.0216
 -10.500  -0.6355   0.04264   0.03498  -0.0745   0.9894   0.0231
 -10.250  -0.6086   0.04092   0.03311  -0.0763   0.9814   0.0244
 -10.000  -0.5834   0.03935   0.03145  -0.0774   0.9718   0.0259
  -9.750  -0.5604   0.03782   0.02991  -0.0788   0.9616   0.0273
  -9.500  -0.5350   0.03635   0.02831  -0.0804   0.9533   0.0298
  -9.250  -0.5122   0.03471   0.02669  -0.0825   0.9438   0.0331
  -9.000  -0.4896   0.03312   0.02505  -0.0843   0.9339   0.0371
  -8.750  -0.4647   0.03147   0.02334  -0.0868   0.9255   0.0428
  -8.500  -0.4486   0.02986   0.02169  -0.0879   0.9128   0.0498
  -8.250  -0.4355   0.02826   0.02007  -0.0887   0.8999   0.0584
  -8.000  -0.4231   0.02665   0.01846  -0.0893   0.8883   0.0705
  -7.750  -0.4100   0.02519   0.01702  -0.0894   0.8770   0.0893
  -7.500  -0.4019   0.02380   0.01574  -0.0885   0.8647   0.1157
  -7.250  -0.3927   0.02219   0.01433  -0.0880   0.8542   0.1621
  -7.000  -0.3859   0.02031   0.01293  -0.0872   0.8440   0.2474
  -6.750  -0.3709   0.01997   0.01330  -0.0855   0.8341   0.3689
  -6.500  -0.3423   0.02011   0.01327  -0.0857   0.8268   0.4167
  -6.250  -0.3180   0.02027   0.01319  -0.0852   0.8178   0.4428
  -6.000  -0.2892   0.02058   0.01330  -0.0852   0.8107   0.4615
  -5.750  -0.2634   0.02087   0.01341  -0.0846   0.8025   0.4764
  -5.500  -0.2341   0.02141   0.01389  -0.0840   0.7952   0.4876
  -5.250  -0.2062   0.02188   0.01426  -0.0833   0.7882   0.5000
  -5.000  -0.1810   0.02209   0.01431  -0.0827   0.7803   0.5121
  -4.750  -0.1507   0.02232   0.01442  -0.0825   0.7745   0.5183
  -4.500  -0.1279   0.02204   0.01396  -0.0822   0.7660   0.5248
  -4.250  -0.0997   0.02177   0.01351  -0.0825   0.7599   0.5288
  -4.000  -0.0742   0.02169   0.01332  -0.0821   0.7525   0.5316
  -3.750  -0.0472   0.02151   0.01301  -0.0821   0.7458   0.5348
  -3.500  -0.0194   0.02125   0.01258  -0.0825   0.7401   0.5388
  -3.250   0.0052   0.02095   0.01210  -0.0826   0.7326   0.5429
  -3.000   0.0337   0.02076   0.01178  -0.0829   0.7269   0.5456
  -2.750   0.0594   0.02069   0.01164  -0.0826   0.7202   0.5480
  -2.500   0.0859   0.02057   0.01143  -0.0826   0.7138   0.5507
  -2.250   0.1152   0.02039   0.01111  -0.0831   0.7091   0.5536
  -2.000   0.1398   0.02029   0.01092  -0.0829   0.7021   0.5571
  -1.750   0.1675   0.02011   0.01059  -0.0834   0.6962   0.5611
  -1.500   0.1964   0.02003   0.01043  -0.0836   0.6915   0.5633
  -1.250   0.2204   0.02003   0.01043  -0.0832   0.6846   0.5656
  -1.000   0.2480   0.01997   0.01030  -0.0833   0.6794   0.5683
  -0.750   0.2773   0.01989   0.01012  -0.0838   0.6751   0.5715
  -0.500   0.3014   0.01990   0.01010  -0.0835   0.6683   0.5753
  -0.250   0.3292   0.01985   0.00997  -0.0838   0.6631   0.5788
   0.000   0.3586   0.01981   0.00989  -0.0841   0.6592   0.5813
   0.250   0.3818   0.01991   0.01003  -0.0836   0.6529   0.5841
   0.500   0.4086   0.01993   0.01002  -0.0836   0.6477   0.5873
   0.750   0.4382   0.01989   0.00992  -0.0841   0.6436   0.5910
   1.000   0.4630   0.01999   0.01000  -0.0840   0.6380   0.5952
   1.250   0.4881   0.02008   0.01015  -0.0837   0.6328   0.5982
   1.500   0.5163   0.02011   0.01017  -0.0839   0.6286   0.6017
   1.750   0.5431   0.02020   0.01026  -0.0839   0.6240   0.6056
   2.000   0.5670   0.02035   0.01045  -0.0836   0.6184   0.6097
   2.250   0.5943   0.02042   0.01052  -0.0837   0.6139   0.6135
   2.500   0.6236   0.02046   0.01057  -0.0840   0.6104   0.6172
   2.750   0.6450   0.02070   0.01092  -0.0832   0.6045   0.6216
   3.000   0.6705   0.02085   0.01110  -0.0831   0.5995   0.6268
   3.250   0.6989   0.02092   0.01120  -0.0833   0.5956   0.6314
   3.500   0.7236   0.02109   0.01145  -0.0830   0.5910   0.6359
   3.750   0.7456   0.02134   0.01180  -0.0823   0.5853   0.6410
   4.000   0.7729   0.02146   0.01196  -0.0824   0.5808   0.6466
   4.250   0.8027   0.02150   0.01203  -0.0828   0.5772   0.6516
   4.500   0.8199   0.02188   0.01258  -0.0813   0.5707   0.6576
   4.750   0.8451   0.02205   0.01282  -0.0811   0.5656   0.6642
   5.000   0.8747   0.02207   0.01289  -0.0814   0.5616   0.6706
   5.250   0.8921   0.02246   0.01343  -0.0800   0.5549   0.6780
   5.500   0.9160   0.02262   0.01371  -0.0794   0.5493   0.6846
   5.750   0.9472   0.02261   0.01372  -0.0800   0.5449   0.6928
   6.000   0.9609   0.02305   0.01436  -0.0780   0.5374   0.7006
   6.250   0.9867   0.02313   0.01454  -0.0776   0.5316   0.7103
   6.500   1.0088   0.02331   0.01484  -0.0768   0.5254   0.7198
   6.750   1.0268   0.02359   0.01527  -0.0753   0.5181   0.7310
   7.000   1.0569   0.02349   0.01525  -0.0755   0.5125   0.7429
   7.250   1.0659   0.02397   0.01596  -0.0727   0.5041   0.7552
   7.500   1.0921   0.02390   0.01599  -0.0723   0.4974   0.7701
   7.750   1.1014   0.02430   0.01661  -0.0695   0.4888   0.7873
   8.000   1.1241   0.02422   0.01664  -0.0684   0.4813   0.8089
   8.250   1.1285   0.02459   0.01726  -0.0646   0.4722   0.8375
   8.500   1.1487   0.02437   0.01718  -0.0629   0.4643   0.8854
   8.750   1.1524   0.02486   0.01788  -0.0596   0.4537   1.0000
   9.000   1.1668   0.02526   0.01831  -0.0580   0.4438   1.0000
   9.250   1.1821   0.02560   0.01867  -0.0564   0.4331   1.0000
   9.500   1.1852   0.02646   0.01962  -0.0535   0.4210   1.0000
   9.750   1.1920   0.02723   0.02047  -0.0512   0.4087   1.0000
  10.000   1.1991   0.02804   0.02133  -0.0491   0.3956   1.0000
  10.250   1.2048   0.02899   0.02230  -0.0469   0.3816   1.0000
  10.500   1.2088   0.03012   0.02346  -0.0448   0.3665   1.0000
  10.750   1.2113   0.03144   0.02479  -0.0428   0.3503   1.0000
  11.000   1.2133   0.03291   0.02625  -0.0409   0.3332   1.0000
  11.250   1.2147   0.03452   0.02785  -0.0391   0.3158   1.0000
  11.500   1.2150   0.03631   0.02959  -0.0375   0.2980   1.0000
  11.750   1.2147   0.03826   0.03149  -0.0360   0.2806   1.0000
  12.000   1.2133   0.04040   0.03358  -0.0347   0.2637   1.0000
  12.250   1.2111   0.04272   0.03585  -0.0335   0.2474   1.0000
  12.500   1.2087   0.04518   0.03827  -0.0325   0.2319   1.0000
  12.750   1.2062   0.04776   0.04083  -0.0316   0.2170   1.0000
  13.000   1.2040   0.05044   0.04351  -0.0310   0.2029   1.0000
  13.250   1.2018   0.05321   0.04629  -0.0306   0.1895   1.0000
  13.500   1.1999   0.05607   0.04915  -0.0302   0.1768   1.0000
  13.750   1.1979   0.05903   0.05211  -0.0301   0.1648   1.0000
  14.000   1.1958   0.06208   0.05516  -0.0300   0.1539   1.0000
  14.250   1.1934   0.06527   0.05834  -0.0301   0.1432   1.0000
  14.500   1.1923   0.06842   0.06155  -0.0303   0.1329   1.0000
  14.750   1.1907   0.07170   0.06484  -0.0307   0.1237   1.0000
  15.000   1.1879   0.07518   0.06832  -0.0311   0.1154   1.0000
  15.250   1.1874   0.07850   0.07174  -0.0317   0.1070   1.0000
  15.500   1.1849   0.08211   0.07534  -0.0323   0.1000   1.0000
  15.750   1.1837   0.08566   0.07898  -0.0331   0.0928   1.0000
  16.000   1.1815   0.08935   0.08270  -0.0340   0.0868   1.0000
  16.250   1.1795   0.09314   0.08656  -0.0350   0.0808   1.0000
  16.500   1.1776   0.09692   0.09038  -0.0361   0.0758   1.0000
  16.750   1.1758   0.10081   0.09436  -0.0373   0.0706   1.0000
  17.000   1.1728   0.10484   0.09838  -0.0386   0.0665   1.0000
  17.250   1.1721   0.10865   0.10234  -0.0400   0.0619   1.0000
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