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REPUBLIC S-3 AIRFOIL (s3-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: REPUBLIC S-3 AIRFOIL (s3-il)
Reynolds number: 1,000,000
Max Cl/Cd: 85.48 at α=5.75°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-s3-il-1000000-n5.txt
Download as CSV file: xf-s3-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: REPUBLIC S-3 AIRFOIL                            
  
 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
  ------ -------- --------- --------- -------- -------- --------
 -12.500  -0.9608   0.04143   0.03912  -0.0380   1.0000   0.0034
 -12.250  -0.9832   0.03743   0.03490  -0.0364   1.0000   0.0034
 -12.000  -1.0006   0.03431   0.03154  -0.0329   1.0000   0.0034
 -11.750  -1.0041   0.03151   0.02848  -0.0305   1.0000   0.0035
 -11.500  -1.0005   0.02912   0.02585  -0.0286   1.0000   0.0035
 -11.250  -0.9903   0.02729   0.02383  -0.0271   1.0000   0.0036
 -11.000  -0.9774   0.02568   0.02203  -0.0257   1.0000   0.0036
 -10.750  -0.9625   0.02422   0.02040  -0.0244   1.0000   0.0037
 -10.500  -0.9465   0.02283   0.01883  -0.0232   1.0000   0.0037
 -10.250  -0.9302   0.02137   0.01718  -0.0219   1.0000   0.0038
 -10.000  -0.9136   0.01989   0.01552  -0.0206   1.0000   0.0039
  -9.750  -0.8942   0.01881   0.01431  -0.0196   1.0000   0.0040
  -9.500  -0.8734   0.01794   0.01334  -0.0187   1.0000   0.0041
  -9.250  -0.8513   0.01726   0.01259  -0.0179   1.0000   0.0042
  -9.000  -0.8287   0.01664   0.01191  -0.0171   1.0000   0.0043
  -8.750  -0.8064   0.01600   0.01120  -0.0163   1.0000   0.0044
  -8.500  -0.7796   0.01537   0.01049  -0.0163   0.9906   0.0046
  -8.250  -0.7430   0.01462   0.00964  -0.0186   0.9688   0.0048
  -8.000  -0.7080   0.01396   0.00886  -0.0203   0.9422   0.0050
  -7.750  -0.6824   0.01351   0.00828  -0.0199   0.9118   0.0052
  -7.500  -0.6593   0.01311   0.00773  -0.0189   0.8843   0.0053
  -7.250  -0.6358   0.01273   0.00721  -0.0180   0.8588   0.0055
  -7.000  -0.6118   0.01239   0.00673  -0.0172   0.8334   0.0057
  -6.750  -0.5884   0.01191   0.00612  -0.0164   0.8063   0.0061
  -6.500  -0.5637   0.01164   0.00574  -0.0157   0.7820   0.0065
  -6.250  -0.5384   0.01136   0.00536  -0.0152   0.7636   0.0069
  -6.000  -0.5127   0.01108   0.00499  -0.0147   0.7496   0.0073
  -5.750  -0.4868   0.01082   0.00464  -0.0143   0.7370   0.0077
  -5.500  -0.4606   0.01058   0.00431  -0.0139   0.7255   0.0081
  -5.250  -0.4345   0.01027   0.00393  -0.0135   0.7153   0.0087
  -5.000  -0.4081   0.01000   0.00361  -0.0132   0.7078   0.0096
  -4.750  -0.3812   0.00978   0.00337  -0.0130   0.7006   0.0107
  -4.500  -0.3542   0.00960   0.00314  -0.0127   0.6934   0.0117
  -4.250  -0.3273   0.00938   0.00287  -0.0124   0.6839   0.0135
  -4.000  -0.3001   0.00919   0.00266  -0.0122   0.6755   0.0160
  -3.750  -0.2731   0.00903   0.00247  -0.0120   0.6629   0.0200
  -3.500  -0.2459   0.00890   0.00231  -0.0118   0.6439   0.0251
  -3.250  -0.2188   0.00877   0.00215  -0.0115   0.6250   0.0310
  -3.000  -0.1913   0.00868   0.00200  -0.0114   0.6097   0.0348
  -2.750  -0.1641   0.00858   0.00187  -0.0112   0.5915   0.0420
  -2.500  -0.1367   0.00853   0.00174  -0.0110   0.5667   0.0472
  -2.250  -0.1101   0.00852   0.00163  -0.0108   0.5270   0.0579
  -2.000  -0.0840   0.00860   0.00155  -0.0105   0.4670   0.0744
  -1.750  -0.0582   0.00855   0.00146  -0.0102   0.4241   0.1138
  -1.500  -0.0347   0.00792   0.00127  -0.0097   0.4046   0.2743
  -1.250  -0.0092   0.00759   0.00117  -0.0094   0.3910   0.3607
  -1.000   0.0168   0.00733   0.00112  -0.0091   0.3789   0.4413
  -0.750   0.0435   0.00719   0.00109  -0.0089   0.3662   0.4916
  -0.500   0.0703   0.00708   0.00108  -0.0087   0.3514   0.5395
  -0.250   0.0972   0.00703   0.00107  -0.0085   0.3341   0.5768
   0.250   0.1505   0.00699   0.00111  -0.0080   0.2961   0.6524
   0.500   0.1780   0.00705   0.00114  -0.0078   0.2819   0.6688
   0.750   0.2053   0.00709   0.00118  -0.0077   0.2711   0.6890
   1.000   0.2324   0.00712   0.00123  -0.0075   0.2620   0.7145
   1.250   0.2597   0.00714   0.00128  -0.0073   0.2546   0.7368
   1.500   0.2872   0.00720   0.00134  -0.0072   0.2466   0.7512
   1.750   0.3149   0.00727   0.00140  -0.0071   0.2393   0.7621
   2.000   0.3424   0.00735   0.00146  -0.0070   0.2296   0.7734
   2.250   0.3700   0.00743   0.00153  -0.0069   0.2198   0.7850
   2.500   0.3971   0.00755   0.00161  -0.0067   0.2049   0.7959
   2.750   0.4241   0.00769   0.00170  -0.0065   0.1907   0.8061
   3.000   0.4513   0.00780   0.00179  -0.0064   0.1828   0.8166
   3.250   0.4786   0.00788   0.00189  -0.0063   0.1777   0.8276
   3.500   0.5055   0.00799   0.00200  -0.0061   0.1722   0.8389
   3.750   0.5325   0.00807   0.00211  -0.0059   0.1678   0.8519
   4.000   0.5593   0.00815   0.00223  -0.0056   0.1642   0.8660
   4.250   0.5858   0.00824   0.00235  -0.0053   0.1611   0.8818
   4.500   0.6121   0.00834   0.00249  -0.0050   0.1566   0.8992
   4.750   0.6389   0.00841   0.00262  -0.0047   0.1542   0.9191
   5.000   0.6679   0.00849   0.00276  -0.0049   0.1521   0.9408
   5.250   0.7018   0.00865   0.00292  -0.0063   0.1456   0.9605
   5.500   0.7389   0.00884   0.00310  -0.0085   0.1392   0.9772
   5.750   0.7753   0.00907   0.00328  -0.0106   0.1279   0.9910
   6.000   0.8056   0.00959   0.00358  -0.0116   0.0914   1.0000
   6.250   0.8271   0.01020   0.00403  -0.0107   0.0633   1.0000
   6.500   0.8513   0.01053   0.00433  -0.0101   0.0559   1.0000
   6.750   0.8758   0.01083   0.00461  -0.0096   0.0489   1.0000
   7.000   0.8961   0.01167   0.00523  -0.0086   0.0177   1.0000
   7.250   0.9202   0.01206   0.00565  -0.0081   0.0121   1.0000
   7.500   0.9448   0.01237   0.00600  -0.0076   0.0103   1.0000
   7.750   0.9694   0.01269   0.00635  -0.0072   0.0091   1.0000
   8.000   0.9933   0.01309   0.00678  -0.0067   0.0078   1.0000
   8.250   1.0174   0.01346   0.00719  -0.0062   0.0071   1.0000
   8.500   1.0415   0.01382   0.00759  -0.0058   0.0065   1.0000
   8.750   1.0651   0.01422   0.00802  -0.0053   0.0060   1.0000
   9.000   1.0881   0.01468   0.00853  -0.0047   0.0055   1.0000
   9.250   1.1106   0.01519   0.00908  -0.0041   0.0050   1.0000
   9.500   1.1332   0.01565   0.00959  -0.0035   0.0047   1.0000
   9.750   1.1555   0.01612   0.01011  -0.0029   0.0044   1.0000
  10.000   1.1772   0.01664   0.01067  -0.0022   0.0041   1.0000
  10.250   1.1984   0.01717   0.01125  -0.0015   0.0039   1.0000
  10.500   1.2182   0.01781   0.01193  -0.0006   0.0037   1.0000
  10.750   1.2356   0.01864   0.01285   0.0006   0.0034   1.0000
  11.000   1.2542   0.01931   0.01360   0.0016   0.0033   1.0000
  11.250   1.2718   0.01999   0.01436   0.0027   0.0032   1.0000
  11.500   1.2881   0.02073   0.01517   0.0039   0.0032   1.0000
  11.750   1.3026   0.02153   0.01605   0.0053   0.0030   1.0000
  12.000   1.3128   0.02245   0.01706   0.0073   0.0029   1.0000
  12.250   1.3220   0.02320   0.01787   0.0096   0.0028   1.0000
  12.500   1.3269   0.02423   0.01898   0.0121   0.0027   1.0000
  12.750   1.3339   0.02523   0.02005   0.0139   0.0026   1.0000
  13.000   1.3364   0.02666   0.02157   0.0157   0.0025   1.0000
  13.250   1.3394   0.02822   0.02323   0.0169   0.0025   1.0000
  13.500   1.3448   0.02975   0.02482   0.0176   0.0024   1.0000
  13.750   1.3438   0.03205   0.02723   0.0181   0.0024   1.0000
  14.000   1.3403   0.03485   0.03014   0.0180   0.0023   1.0000
  14.250   1.3296   0.03873   0.03416   0.0172   0.0023   1.0000
  14.500   1.3180   0.04313   0.03870   0.0158   0.0022   1.0000
  14.750   1.3012   0.04870   0.04442   0.0133   0.0022   1.0000
  15.000   1.2882   0.05427   0.05013   0.0104   0.0022   1.0000
  15.250   1.2676   0.06144   0.05746   0.0066   0.0022   1.0000
  15.500   1.2380   0.07007   0.06625   0.0022   0.0022   1.0000
  15.750   1.2285   0.07537   0.07165  -0.0003   0.0022   1.0000
  16.000   1.1933   0.08506   0.08148  -0.0050   0.0022   1.0000
  16.250   1.1814   0.09097   0.08749  -0.0079   0.0023   1.0000
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