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EPPLER 407 AIRFOIL (e407-il) Xfoil prediction polar at RE=200,000 Ncrit=5


Details Polar file
Airfoil: EPPLER 407 AIRFOIL (e407-il)
Reynolds number: 200,000
Max Cl/Cd: 71.95 at α=4.75°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-e407-il-200000-n5.txt
Download as CSV file: xf-e407-il-200000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 407 AIRFOIL                              
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.200 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -12.000  -0.4217   0.09681   0.09316  -0.0778   0.9827   0.0077
 -11.750  -0.4881   0.07427   0.07041  -0.0904   0.9786   0.0070
 -11.500  -0.5234   0.06369   0.05952  -0.0980   0.9749   0.0067
 -11.250  -0.5406   0.05719   0.05275  -0.1031   0.9722   0.0066
 -11.000  -0.5546   0.05229   0.04759  -0.1057   0.9685   0.0066
 -10.750  -0.5698   0.04853   0.04358  -0.1058   0.9630   0.0065
 -10.500  -0.5739   0.04508   0.03988  -0.1073   0.9595   0.0066
 -10.250  -0.5745   0.04232   0.03690  -0.1082   0.9561   0.0067
 -10.000  -0.5864   0.04050   0.03490  -0.1051   0.9494   0.0067
  -9.750  -0.5839   0.03822   0.03239  -0.1050   0.9457   0.0069
  -9.500  -0.5839   0.03631   0.03026  -0.1033   0.9406   0.0070
  -9.250  -0.5777   0.03453   0.02826  -0.1021   0.9361   0.0071
  -9.000  -0.5610   0.03262   0.02611  -0.1024   0.9335   0.0073
  -8.750  -0.5400   0.03083   0.02409  -0.1030   0.9318   0.0077
  -8.500  -0.5319   0.02969   0.02279  -0.1008   0.9275   0.0079
  -8.250  -0.5191   0.02846   0.02140  -0.0993   0.9235   0.0083
  -8.000  -0.4977   0.02725   0.01999  -0.0993   0.9212   0.0088
  -7.750  -0.4745   0.02601   0.01867  -0.0999   0.9194   0.0097
  -7.500  -0.4470   0.02534   0.01795  -0.1011   0.9182   0.0114
  -7.250  -0.4349   0.02462   0.01714  -0.0992   0.9137   0.0121
  -7.000  -0.4158   0.02383   0.01621  -0.0985   0.9101   0.0132
  -6.750  -0.3916   0.02267   0.01501  -0.0993   0.9079   0.0149
  -6.500  -0.3629   0.02188   0.01413  -0.1005   0.9064   0.0178
  -6.250  -0.3323   0.02100   0.01320  -0.1022   0.9051   0.0235
  -6.000  -0.2999   0.02012   0.01228  -0.1041   0.9041   0.0321
  -5.750  -0.2843   0.01970   0.01188  -0.1027   0.8993   0.0427
  -5.500  -0.2572   0.01906   0.01133  -0.1037   0.8965   0.0654
  -5.250  -0.2256   0.01828   0.01075  -0.1057   0.8947   0.1090
  -5.000  -0.1914   0.01745   0.01018  -0.1084   0.8935   0.1764
  -4.750  -0.1546   0.01653   0.00962  -0.1118   0.8926   0.2706
  -4.500  -0.1154   0.01548   0.00934  -0.1158   0.8919   0.4422
  -4.250  -0.0821   0.01545   0.00948  -0.1169   0.8909   0.5157
  -4.000  -0.0481   0.01549   0.00945  -0.1181   0.8900   0.5450
  -3.750  -0.0340   0.01582   0.00971  -0.1157   0.8835   0.5603
  -3.500  -0.0047   0.01594   0.00975  -0.1160   0.8810   0.5750
  -3.250   0.0261   0.01604   0.00979  -0.1165   0.8792   0.5864
  -3.000   0.0582   0.01610   0.00979  -0.1173   0.8778   0.5955
  -2.750   0.0924   0.01610   0.00969  -0.1186   0.8768   0.6050
  -2.500   0.1087   0.01644   0.01003  -0.1164   0.8709   0.6116
  -2.250   0.1361   0.01657   0.01010  -0.1164   0.8677   0.6203
  -2.000   0.1664   0.01661   0.01011  -0.1167   0.8656   0.6263
  -1.750   0.2016   0.01647   0.00987  -0.1184   0.8642   0.6313
  -1.500   0.2363   0.01630   0.00967  -0.1199   0.8630   0.6340
  -1.250   0.2539   0.01652   0.00987  -0.1181   0.8565   0.6365
  -1.000   0.2833   0.01646   0.00979  -0.1185   0.8533   0.6394
  -0.750   0.3172   0.01629   0.00958  -0.1198   0.8514   0.6426
  -0.500   0.3536   0.01606   0.00929  -0.1217   0.8500   0.6464
  -0.250   0.3893   0.01584   0.00907  -0.1233   0.8488   0.6485
   0.000   0.4039   0.01609   0.00935  -0.1209   0.8405   0.6508
   0.250   0.4372   0.01587   0.00914  -0.1220   0.8378   0.6532
   0.500   0.4738   0.01558   0.00885  -0.1237   0.8359   0.6562
   0.750   0.5130   0.01526   0.00852  -0.1259   0.8344   0.6595
   1.000   0.5278   0.01547   0.00874  -0.1237   0.8252   0.6622
   1.250   0.5628   0.01518   0.00849  -0.1249   0.8224   0.6641
   1.500   0.6014   0.01484   0.00819  -0.1269   0.8203   0.6665
   1.750   0.6168   0.01499   0.00840  -0.1246   0.8104   0.6692
   2.000   0.6560   0.01460   0.00803  -0.1267   0.8070   0.6720
   2.250   0.6759   0.01468   0.00813  -0.1253   0.7971   0.6752
   2.500   0.7146   0.01430   0.00782  -0.1273   0.7927   0.6774
   2.750   0.7344   0.01436   0.00795  -0.1257   0.7818   0.6797
   3.000   0.7624   0.01425   0.00790  -0.1257   0.7721   0.6821
   3.250   0.7966   0.01399   0.00768  -0.1268   0.7620   0.6847
   3.500   0.8290   0.01380   0.00753  -0.1276   0.7491   0.6876
   3.750   0.8591   0.01369   0.00745  -0.1280   0.7333   0.6907
   4.000   0.8893   0.01358   0.00739  -0.1283   0.7144   0.6929
   4.250   0.9232   0.01346   0.00727  -0.1293   0.6894   0.6952
   4.500   0.9554   0.01347   0.00719  -0.1301   0.6566   0.6977
   4.750   0.9829   0.01366   0.00723  -0.1299   0.6171   0.7005
   5.000   1.0033   0.01405   0.00741  -0.1285   0.5738   0.7038
   5.250   1.0177   0.01456   0.00777  -0.1259   0.5308   0.7064
   5.500   1.0292   0.01517   0.00820  -0.1229   0.4886   0.7089
   5.750   1.0398   0.01583   0.00870  -0.1199   0.4476   0.7116
   6.000   1.0513   0.01652   0.00923  -0.1171   0.4080   0.7146
   6.250   1.0632   0.01725   0.00980  -0.1146   0.3698   0.7178
   6.500   1.0744   0.01803   0.01043  -0.1120   0.3321   0.7206
   6.750   1.0863   0.01880   0.01109  -0.1095   0.2963   0.7233
   7.000   1.0983   0.01963   0.01181  -0.1072   0.2608   0.7264
   7.250   1.1112   0.02050   0.01254  -0.1051   0.2256   0.7297
   7.500   1.1247   0.02140   0.01330  -0.1033   0.1930   0.7330
   7.750   1.1384   0.02226   0.01408  -0.1015   0.1652   0.7356
   8.000   1.1524   0.02314   0.01489  -0.0997   0.1403   0.7385
   8.250   1.1661   0.02409   0.01576  -0.0979   0.1170   0.7419
   8.500   1.1802   0.02506   0.01666  -0.0963   0.0960   0.7457
   8.750   1.1940   0.02606   0.01764  -0.0947   0.0797   0.7491
   9.000   1.2078   0.02704   0.01863  -0.0931   0.0662   0.7521
   9.250   1.2210   0.02810   0.01969  -0.0914   0.0553   0.7555
   9.500   1.2348   0.02914   0.02078  -0.0899   0.0462   0.7593
   9.750   1.2481   0.03025   0.02195  -0.0884   0.0395   0.7631
  10.000   1.2588   0.03153   0.02328  -0.0865   0.0342   0.7667
  10.250   1.2711   0.03271   0.02459  -0.0849   0.0304   0.7708
  10.500   1.2825   0.03403   0.02598  -0.0833   0.0267   0.7752
  10.750   1.2904   0.03562   0.02769  -0.0814   0.0240   0.7789
  11.000   1.3008   0.03700   0.02924  -0.0798   0.0219   0.7829
  11.250   1.3106   0.03848   0.03084  -0.0783   0.0199   0.7876
  11.500   1.3166   0.04033   0.03278  -0.0765   0.0180   0.7922
  11.750   1.3223   0.04221   0.03481  -0.0747   0.0166   0.7968
  12.000   1.3297   0.04400   0.03677  -0.0733   0.0154   0.8023
  12.250   1.3366   0.04583   0.03875  -0.0719   0.0141   0.8076
  12.500   1.3423   0.04778   0.04082  -0.0705   0.0129   0.8133
  12.750   1.3414   0.05055   0.04371  -0.0690   0.0120   0.8190
  13.000   1.3456   0.05278   0.04614  -0.0678   0.0113   0.8253
  13.250   1.3476   0.05539   0.04894  -0.0666   0.0106   0.8327
  13.500   1.3483   0.05812   0.05188  -0.0655   0.0100   0.8407
  13.750   1.3484   0.06099   0.05495  -0.0646   0.0095   0.8501
  14.000   1.3478   0.06395   0.05809  -0.0638   0.0090   0.8619
  14.250   1.3450   0.06708   0.06139  -0.0632   0.0086   0.8775
  14.750   1.3267   0.07451   0.06917  -0.0617   0.0079   1.0000
  15.000   1.3252   0.07853   0.07341  -0.0625   0.0076   1.0000
  15.250   1.3217   0.08296   0.07806  -0.0635   0.0072   1.0000
  15.500   1.3165   0.08778   0.08308  -0.0649   0.0069   1.0000
  15.750   1.3102   0.09291   0.08840  -0.0667   0.0066   1.0000
  16.000   1.3025   0.09847   0.09415  -0.0690   0.0064   1.0000
  16.250   1.2936   0.10441   0.10028  -0.0716   0.0063   1.0000
  16.500   1.2839   0.11074   0.10680  -0.0748   0.0062   1.0000
  16.750   1.2733   0.11742   0.11365  -0.0784   0.0060   1.0000
  17.000   1.2620   0.12446   0.12088  -0.0824   0.0060   1.0000
  17.250   1.2499   0.13191   0.12851  -0.0869   0.0059   1.0000
  17.500   1.2373   0.13976   0.13654  -0.0919   0.0059   1.0000
  17.750   1.2236   0.14814   0.14510  -0.0974   0.0059   1.0000
  18.000   1.2083   0.15726   0.15441  -0.1035   0.0059   1.0000
  18.250   1.1897   0.16774   0.16508  -0.1105   0.0060   1.0000
  18.500   1.1631   0.18141   0.17896  -0.1196   0.0062   1.0000
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