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EPPLER 1213 AIRFOIL (e1213-il) Xfoil prediction polar at RE=200,000 Ncrit=9


Details Polar file
Airfoil: EPPLER 1213 AIRFOIL (e1213-il)
Reynolds number: 200,000
Max Cl/Cd: 51.69 at α=7.75°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-e1213-il-200000.txt
Download as CSV file: xf-e1213-il-200000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER 1213 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 =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -18.500  -0.8827   0.12598   0.12121  -0.0093   1.0000   0.0433
 -18.250  -0.9196   0.11478   0.10974  -0.0165   1.0000   0.0433
 -18.000  -0.9373   0.10763   0.10241  -0.0208   1.0000   0.0435
 -17.750  -0.9528   0.10103   0.09563  -0.0248   1.0000   0.0439
 -17.500  -0.9637   0.09541   0.08985  -0.0281   1.0000   0.0442
 -17.250  -0.9716   0.09045   0.08474  -0.0308   1.0000   0.0446
 -17.000  -0.9573   0.08955   0.08392  -0.0301   1.0000   0.0455
 -16.750  -0.9481   0.08773   0.08215  -0.0304   1.0000   0.0463
 -16.500  -0.9452   0.08480   0.07920  -0.0315   1.0000   0.0471
 -16.250  -0.9456   0.08136   0.07571  -0.0329   1.0000   0.0481
 -16.000  -0.9463   0.07790   0.07218  -0.0344   1.0000   0.0489
 -15.750  -0.9481   0.07436   0.06854  -0.0359   1.0000   0.0496
 -15.500  -0.9443   0.07203   0.06625  -0.0363   1.0000   0.0509
 -15.250  -0.9430   0.06934   0.06359  -0.0371   1.0000   0.0520
 -15.000  -0.9465   0.06592   0.06016  -0.0385   1.0000   0.0533
 -14.750  -0.9527   0.06209   0.05627  -0.0402   1.0000   0.0547
 -14.500  -0.9594   0.05819   0.05229  -0.0418   1.0000   0.0560
 -14.250  -0.9680   0.05435   0.04851  -0.0434   1.0000   0.0575
 -14.000  -0.9808   0.04971   0.04383  -0.0457   1.0000   0.0592
 -13.750  -0.9933   0.04506   0.03909  -0.0481   1.0000   0.0613
 -13.500  -1.0066   0.04046   0.03442  -0.0505   1.0000   0.0631
 -13.250  -1.0216   0.03598   0.02990  -0.0529   1.0000   0.0652
 -13.000  -1.0330   0.03255   0.02636  -0.0538   1.0000   0.0683
 -12.750  -1.0470   0.02974   0.02353  -0.0529   1.0000   0.0720
 -12.500  -1.0570   0.02774   0.02149  -0.0505   1.0000   0.0781
 -12.250  -1.0647   0.02614   0.01991  -0.0470   1.0000   0.0862
 -12.000  -1.0642   0.02474   0.01856  -0.0444   1.0000   0.0975
 -11.750  -1.0556   0.02373   0.01756  -0.0424   1.0000   0.1095
 -11.500  -1.0423   0.02301   0.01682  -0.0407   1.0000   0.1203
 -11.250  -1.0263   0.02244   0.01621  -0.0392   1.0000   0.1294
 -11.000  -1.0082   0.02199   0.01564  -0.0379   1.0000   0.1381
 -10.750  -0.9899   0.02166   0.01535  -0.0365   1.0000   0.1452
 -10.500  -0.9708   0.02130   0.01492  -0.0351   1.0000   0.1523
 -10.250  -0.9507   0.02111   0.01474  -0.0338   1.0000   0.1587
 -10.000  -0.9311   0.02080   0.01433  -0.0325   1.0000   0.1651
  -9.750  -0.9104   0.02069   0.01427  -0.0312   1.0000   0.1705
  -9.500  -0.8911   0.02047   0.01391  -0.0297   1.0000   0.1766
  -9.250  -0.8707   0.02028   0.01380  -0.0284   1.0000   0.1816
  -9.000  -0.8510   0.02030   0.01384  -0.0269   1.0000   0.1874
  -8.750  -0.8350   0.02014   0.01357  -0.0250   1.0000   0.1932
  -8.500  -0.8071   0.02022   0.01382  -0.0253   0.9952   0.1987
  -8.250  -0.7590   0.02028   0.01368  -0.0293   0.9767   0.2073
  -8.000  -0.7122   0.02016   0.01373  -0.0328   0.9535   0.2139
  -7.750  -0.6662   0.02010   0.01353  -0.0360   0.9256   0.2214
  -7.500  -0.6260   0.01968   0.01301  -0.0382   0.8947   0.2271
  -7.250  -0.5948   0.01961   0.01288  -0.0383   0.8626   0.2316
  -7.000  -0.5702   0.01950   0.01258  -0.0372   0.8338   0.2365
  -6.750  -0.5472   0.01942   0.01219  -0.0359   0.8092   0.2409
  -6.500  -0.5220   0.01895   0.01171  -0.0351   0.7878   0.2451
  -6.250  -0.4966   0.01883   0.01151  -0.0342   0.7679   0.2492
  -6.000  -0.4715   0.01868   0.01121  -0.0334   0.7494   0.2539
  -5.750  -0.4466   0.01856   0.01084  -0.0325   0.7321   0.2583
  -5.500  -0.4206   0.01808   0.01033  -0.0320   0.7161   0.2624
  -5.250  -0.3942   0.01791   0.01011  -0.0313   0.7010   0.2665
  -5.000  -0.3680   0.01777   0.00984  -0.0307   0.6865   0.2712
  -4.750  -0.3418   0.01762   0.00951  -0.0301   0.6717   0.2757
  -4.500  -0.3152   0.01724   0.00906  -0.0296   0.6584   0.2800
  -4.250  -0.2884   0.01706   0.00884  -0.0291   0.6459   0.2843
  -4.000  -0.2613   0.01690   0.00863  -0.0287   0.6324   0.2889
  -3.750  -0.2345   0.01679   0.00835  -0.0282   0.6206   0.2936
  -3.500  -0.2075   0.01650   0.00799  -0.0278   0.6086   0.2982
  -3.250  -0.1802   0.01631   0.00781  -0.0274   0.5969   0.3027
  -3.000  -0.1530   0.01620   0.00759  -0.0269   0.5862   0.3076
  -2.750  -0.1256   0.01609   0.00741  -0.0266   0.5744   0.3127
  -2.500  -0.0983   0.01590   0.00712  -0.0262   0.5648   0.3177
  -2.250  -0.0709   0.01572   0.00700  -0.0258   0.5534   0.3228
  -2.000  -0.0435   0.01566   0.00684  -0.0255   0.5440   0.3284
  -1.750  -0.0159   0.01561   0.00670  -0.0251   0.5333   0.3340
  -1.500   0.0113   0.01542   0.00652  -0.0247   0.5244   0.3400
  -1.250   0.0388   0.01531   0.00644  -0.0244   0.5141   0.3464
  -1.000   0.0664   0.01533   0.00631  -0.0240   0.5056   0.3530
  -0.750   0.0936   0.01513   0.00622  -0.0237   0.4958   0.3600
  -0.500   0.1209   0.01514   0.00613  -0.0233   0.4877   0.3682
  -0.250   0.1482   0.01502   0.00608  -0.0230   0.4781   0.3766
   0.000   0.1754   0.01496   0.00601  -0.0226   0.4701   0.3857
   0.250   0.2025   0.01491   0.00600  -0.0222   0.4614   0.3963
   0.500   0.2295   0.01485   0.00596  -0.0218   0.4532   0.4089
   0.750   0.2561   0.01481   0.00598  -0.0214   0.4453   0.4230
   1.000   0.2828   0.01473   0.00598  -0.0209   0.4369   0.4399
   1.250   0.3092   0.01474   0.00599  -0.0204   0.4299   0.4608
   1.500   0.3351   0.01462   0.00607  -0.0198   0.4216   0.4881
   1.750   0.3605   0.01452   0.00610  -0.0191   0.4146   0.5240
   2.000   0.3851   0.01445   0.00623  -0.0183   0.4075   0.5726
   2.250   0.4087   0.01427   0.00634  -0.0171   0.4001   0.6360
   2.500   0.4316   0.01417   0.00645  -0.0157   0.3939   0.7137
   2.750   0.4559   0.01401   0.00670  -0.0142   0.3868   0.8066
   3.000   0.5047   0.01407   0.00691  -0.0175   0.3786   0.9039
   3.250   0.5612   0.01435   0.00716  -0.0228   0.3697   0.9554
   3.500   0.6107   0.01455   0.00728  -0.0268   0.3614   0.9833
   3.750   0.6651   0.01483   0.00746  -0.0321   0.3536   1.0000
   4.000   0.6860   0.01501   0.00762  -0.0308   0.3475   1.0000
   4.250   0.7079   0.01522   0.00773  -0.0297   0.3421   1.0000
   4.500   0.7299   0.01553   0.00797  -0.0286   0.3366   1.0000
   4.750   0.7519   0.01574   0.00820  -0.0275   0.3305   1.0000
   5.000   0.7746   0.01598   0.00835  -0.0264   0.3252   1.0000
   5.250   0.7978   0.01637   0.00864  -0.0255   0.3203   1.0000
   5.500   0.8198   0.01663   0.00896  -0.0244   0.3149   1.0000
   5.750   0.8428   0.01689   0.00919  -0.0235   0.3097   1.0000
   6.000   0.8665   0.01727   0.00943  -0.0226   0.3051   1.0000
   6.250   0.8883   0.01761   0.00985  -0.0215   0.3000   1.0000
   6.500   0.9107   0.01791   0.01016  -0.0205   0.2949   1.0000
   6.750   0.9340   0.01823   0.01041  -0.0197   0.2905   1.0000
   7.000   0.9579   0.01875   0.01084  -0.0190   0.2864   1.0000
   7.250   0.9791   0.01911   0.01132  -0.0178   0.2820   1.0000
   7.500   1.0016   0.01947   0.01169  -0.0169   0.2775   1.0000
   7.750   1.0251   0.01983   0.01199  -0.0161   0.2736   1.0000
   8.000   1.0492   0.02041   0.01249  -0.0155   0.2697   1.0000
   8.250   1.0693   0.02083   0.01305  -0.0143   0.2657   1.0000
   8.500   1.0911   0.02127   0.01354  -0.0134   0.2619   1.0000
   8.750   1.1142   0.02169   0.01394  -0.0126   0.2584   1.0000
   9.000   1.1387   0.02224   0.01440  -0.0122   0.2553   1.0000
   9.250   1.1595   0.02289   0.01513  -0.0112   0.2520   1.0000
   9.500   1.1783   0.02342   0.01578  -0.0100   0.2485   1.0000
   9.750   1.1990   0.02391   0.01632  -0.0090   0.2451   1.0000
  10.000   1.2214   0.02440   0.01680  -0.0083   0.2422   1.0000
  10.250   1.2459   0.02501   0.01734  -0.0079   0.2395   1.0000
  10.500   1.2659   0.02584   0.01823  -0.0070   0.2367   1.0000
  10.750   1.2806   0.02652   0.01909  -0.0054   0.2338   1.0000
  11.000   1.2974   0.02717   0.01984  -0.0041   0.2308   1.0000
  11.250   1.3165   0.02776   0.02047  -0.0030   0.2280   1.0000
  11.500   1.3386   0.02830   0.02098  -0.0024   0.2255   1.0000
  11.750   1.3650   0.02914   0.02172  -0.0025   0.2227   1.0000
  12.000   1.3742   0.03005   0.02283  -0.0004   0.2205   1.0000
  12.250   1.3812   0.03097   0.02393   0.0019   0.2179   1.0000
  12.500   1.3906   0.03183   0.02490   0.0038   0.2154   1.0000
  12.750   1.4024   0.03251   0.02562   0.0056   0.2129   1.0000
  13.000   1.4210   0.03304   0.02613   0.0066   0.2105   1.0000
  13.250   1.4521   0.03382   0.02680   0.0058   0.2077   1.0000
  13.500   1.4466   0.03506   0.02823   0.0093   0.2058   1.0000
  13.750   1.4362   0.03653   0.02990   0.0126   0.2039   1.0000
  14.000   1.4274   0.03823   0.03176   0.0149   0.2017   1.0000
  14.250   1.4255   0.03980   0.03345   0.0163   0.1994   1.0000
  14.500   1.4352   0.04084   0.03451   0.0172   0.1970   1.0000
  14.750   1.4637   0.04094   0.03451   0.0174   0.1944   1.0000
  15.000   1.4752   0.04240   0.03600   0.0180   0.1920   1.0000
  15.250   1.4452   0.04598   0.03985   0.0191   0.1903   1.0000
  15.500   1.4101   0.05078   0.04491   0.0190   0.1882   1.0000
  15.750   1.3693   0.05693   0.05129   0.0175   0.1859   1.0000
  16.000   1.3304   0.06366   0.05820   0.0152   0.1834   1.0000
  16.250   1.4002   0.05853   0.05287   0.0179   0.1810   1.0000
  16.500   1.4474   0.05660   0.05079   0.0194   0.1782   1.0000
  16.750   0.5931   0.17184   0.16779  -0.0430   0.1539   1.0000
  17.000   0.6259   0.17300   0.16896  -0.0413   0.1524   1.0000
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