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DFVLR R-4 AIRFOIL (dfvlrr4-il) Xfoil prediction polar at RE=1,000,000 Ncrit=9


Details Polar file
Airfoil: DFVLR R-4 AIRFOIL (dfvlrr4-il)
Reynolds number: 1,000,000
Max Cl/Cd: 87.1 at α=0.75°
Description: Mach=0 Ncrit=9
Source: Xfoil prediction
Download polar: xf-dfvlrr4-il-1000000.txt
Download as CSV file: xf-dfvlrr4-il-1000000.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: DFVLR R-4 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 =   9.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -18.250  -0.8925   0.11893   0.11656  -0.0365   1.0000   0.0112
 -18.000  -0.9416   0.10433   0.10176  -0.0445   1.0000   0.0111
 -17.750  -0.9727   0.09403   0.09128  -0.0503   1.0000   0.0110
 -17.500  -0.9967   0.08560   0.08269  -0.0551   1.0000   0.0110
 -17.250  -1.0141   0.07865   0.07560  -0.0589   1.0000   0.0110
 -17.000  -1.0273   0.07268   0.06949  -0.0622   1.0000   0.0110
 -16.750  -1.0388   0.06724   0.06392  -0.0650   1.0000   0.0111
 -16.500  -1.0467   0.06251   0.05906  -0.0674   1.0000   0.0111
 -16.250  -1.0523   0.05833   0.05476  -0.0694   1.0000   0.0112
 -16.000  -1.0561   0.05456   0.05088  -0.0709   1.0000   0.0112
 -15.750  -1.0550   0.05155   0.04777  -0.0722   1.0000   0.0113
 -15.500  -1.0533   0.04876   0.04487  -0.0732   1.0000   0.0114
 -15.250  -1.0502   0.04630   0.04232  -0.0739   1.0000   0.0115
 -15.000  -1.0563   0.04304   0.03892  -0.0742   1.0000   0.0116
 -14.750  -1.0642   0.03977   0.03550  -0.0740   1.0000   0.0117
 -14.500  -1.0663   0.03725   0.03288  -0.0736   1.0000   0.0119
 -14.250  -1.0654   0.03519   0.03074  -0.0729   1.0000   0.0120
 -14.000  -1.0630   0.03342   0.02890  -0.0719   1.0000   0.0121
 -13.750  -1.0599   0.03191   0.02734  -0.0707   1.0000   0.0122
 -13.500  -1.0571   0.03056   0.02594  -0.0690   1.0000   0.0124
 -13.250  -1.0552   0.02942   0.02475  -0.0668   1.0000   0.0125
 -13.000  -1.0584   0.02834   0.02362  -0.0636   1.0000   0.0126
 -12.750  -1.0670   0.02750   0.02274  -0.0592   1.0000   0.0127
 -12.500  -1.0566   0.02646   0.02165  -0.0584   0.9990   0.0129
 -12.250  -1.0340   0.02526   0.02039  -0.0599   0.9972   0.0131
 -12.000  -1.0104   0.02412   0.01918  -0.0614   0.9953   0.0133
 -11.750  -0.9856   0.02308   0.01807  -0.0629   0.9932   0.0136
 -11.500  -0.9592   0.02206   0.01698  -0.0646   0.9907   0.0139
 -11.250  -0.9308   0.02112   0.01597  -0.0665   0.9888   0.0141
 -11.000  -0.9009   0.02027   0.01507  -0.0686   0.9874   0.0144
 -10.750  -0.8696   0.01950   0.01424  -0.0708   0.9863   0.0145
 -10.500  -0.8404   0.01798   0.01263  -0.0736   0.9853   0.0151
 -10.250  -0.8117   0.01700   0.01161  -0.0756   0.9830   0.0156
 -10.000  -0.7820   0.01631   0.01090  -0.0773   0.9805   0.0161
  -9.750  -0.7502   0.01569   0.01026  -0.0792   0.9787   0.0167
  -9.500  -0.7180   0.01513   0.00966  -0.0811   0.9771   0.0174
  -9.250  -0.6855   0.01464   0.00913  -0.0829   0.9757   0.0180
  -9.000  -0.6535   0.01387   0.00832  -0.0849   0.9741   0.0189
  -8.750  -0.6213   0.01327   0.00771  -0.0868   0.9725   0.0199
  -8.500  -0.5942   0.01285   0.00727  -0.0873   0.9684   0.0208
  -8.250  -0.5641   0.01245   0.00685  -0.0883   0.9653   0.0218
  -8.000  -0.5334   0.01198   0.00635  -0.0896   0.9626   0.0233
  -7.750  -0.5021   0.01157   0.00595  -0.0909   0.9601   0.0254
  -7.500  -0.4725   0.01128   0.00565  -0.0917   0.9568   0.0273
  -7.250  -0.4431   0.01086   0.00525  -0.0925   0.9530   0.0319
  -7.000  -0.4129   0.01049   0.00491  -0.0935   0.9498   0.0381
  -6.750  -0.3822   0.01017   0.00461  -0.0945   0.9469   0.0451
  -6.500  -0.3511   0.00990   0.00435  -0.0956   0.9441   0.0521
  -6.250  -0.3214   0.00963   0.00412  -0.0964   0.9407   0.0602
  -6.000  -0.2910   0.00935   0.00390  -0.0974   0.9372   0.0717
  -5.750  -0.2602   0.00908   0.00368  -0.0983   0.9340   0.0849
  -5.500  -0.2290   0.00881   0.00345  -0.0994   0.9311   0.1005
  -5.250  -0.1969   0.00845   0.00322  -0.1008   0.9282   0.1318
  -5.000  -0.1634   0.00787   0.00292  -0.1028   0.9252   0.1987
  -4.750  -0.1250   0.00686   0.00249  -0.1065   0.9227   0.3447
  -4.500  -0.0901   0.00639   0.00229  -0.1087   0.9200   0.4203
  -4.250  -0.0575   0.00617   0.00217  -0.1100   0.9172   0.4586
  -4.000  -0.0247   0.00597   0.00207  -0.1113   0.9145   0.4957
  -3.750   0.0071   0.00585   0.00201  -0.1123   0.9117   0.5230
  -3.500   0.0387   0.00574   0.00197  -0.1133   0.9087   0.5467
  -3.250   0.0698   0.00566   0.00193  -0.1140   0.9053   0.5680
  -3.000   0.1005   0.00560   0.00190  -0.1146   0.9014   0.5867
  -2.750   0.1311   0.00559   0.00191  -0.1152   0.8966   0.6069
  -2.500   0.1612   0.00557   0.00192  -0.1157   0.8923   0.6217
  -2.250   0.1911   0.00556   0.00191  -0.1160   0.8874   0.6312
  -2.000   0.2209   0.00557   0.00191  -0.1164   0.8820   0.6392
  -1.750   0.2498   0.00556   0.00188  -0.1164   0.8721   0.6482
  -1.500   0.2784   0.00555   0.00184  -0.1164   0.8590   0.6544
  -1.250   0.3072   0.00559   0.00183  -0.1164   0.8478   0.6605
  -1.000   0.3367   0.00562   0.00181  -0.1167   0.8375   0.6661
  -0.750   0.3658   0.00564   0.00183  -0.1168   0.8263   0.6700
  -0.500   0.3948   0.00569   0.00185  -0.1170   0.8147   0.6738
  -0.250   0.4241   0.00575   0.00187  -0.1172   0.8038   0.6780
   0.000   0.4535   0.00581   0.00189  -0.1174   0.7911   0.6819
   0.250   0.4821   0.00587   0.00193  -0.1175   0.7762   0.6852
   0.500   0.5103   0.00599   0.00199  -0.1174   0.7555   0.6884
   0.750   0.5374   0.00617   0.00204  -0.1172   0.7171   0.6918
   1.000   0.5579   0.00693   0.00223  -0.1157   0.5886   0.6952
   1.250   0.5782   0.00786   0.00255  -0.1144   0.4542   0.6980
   1.500   0.6007   0.00855   0.00283  -0.1136   0.3536   0.7008
   1.750   0.6244   0.00913   0.00308  -0.1129   0.2759   0.7034
   2.000   0.6493   0.00962   0.00332  -0.1125   0.2159   0.7060
   2.250   0.6751   0.01002   0.00352  -0.1122   0.1754   0.7086
   2.500   0.7016   0.01036   0.00371  -0.1120   0.1468   0.7110
   2.750   0.7287   0.01063   0.00389  -0.1120   0.1270   0.7131
   3.000   0.7554   0.01086   0.00406  -0.1118   0.1135   0.7155
   3.250   0.7821   0.01111   0.00426  -0.1116   0.1039   0.7177
   3.500   0.8093   0.01130   0.00446  -0.1115   0.0990   0.7199
   3.750   0.8361   0.01155   0.00467  -0.1113   0.0932   0.7222
   4.000   0.8629   0.01179   0.00490  -0.1111   0.0882   0.7248
   4.250   0.8903   0.01198   0.00509  -0.1111   0.0858   0.7270
   4.500   0.9173   0.01220   0.00530  -0.1110   0.0827   0.7290
   4.750   0.9434   0.01245   0.00553  -0.1107   0.0790   0.7310
   5.000   0.9693   0.01272   0.00582  -0.1103   0.0758   0.7329
   5.250   0.9961   0.01289   0.00602  -0.1102   0.0745   0.7348
   5.500   1.0227   0.01309   0.00623  -0.1100   0.0726   0.7367
   5.750   1.0490   0.01331   0.00647  -0.1097   0.0705   0.7386
   6.000   1.0749   0.01357   0.00671  -0.1094   0.0683   0.7408
   6.250   1.1001   0.01391   0.00704  -0.1090   0.0656   0.7428
   6.500   1.1261   0.01415   0.00729  -0.1087   0.0643   0.7444
   6.750   1.1521   0.01432   0.00750  -0.1084   0.0628   0.7464
   7.000   1.1775   0.01456   0.00776  -0.1080   0.0613   0.7479
   7.250   1.2023   0.01484   0.00803  -0.1075   0.0596   0.7495
   7.500   1.2264   0.01518   0.00837  -0.1069   0.0572   0.7512
   7.750   1.2504   0.01552   0.00874  -0.1063   0.0554   0.7530
   8.000   1.2756   0.01574   0.00900  -0.1059   0.0543   0.7547
   8.250   1.3004   0.01598   0.00927  -0.1054   0.0526   0.7565
   8.500   1.3245   0.01628   0.00957  -0.1048   0.0504   0.7582
   8.750   1.3475   0.01668   0.00995  -0.1041   0.0475   0.7596
   9.000   1.3718   0.01691   0.01023  -0.1035   0.0461   0.7613
   9.250   1.3952   0.01718   0.01053  -0.1028   0.0436   0.7632
   9.500   1.4175   0.01753   0.01088  -0.1019   0.0408   0.7649
   9.750   1.4393   0.01792   0.01128  -0.1009   0.0386   0.7664
  10.000   1.4604   0.01833   0.01170  -0.0999   0.0366   0.7679
  10.250   1.4805   0.01880   0.01217  -0.0986   0.0346   0.7694
  10.500   1.5004   0.01924   0.01265  -0.0973   0.0332   0.7709
  10.750   1.5197   0.01966   0.01312  -0.0959   0.0320   0.7724
  11.000   1.5356   0.02013   0.01362  -0.0939   0.0305   0.7740
  11.250   1.5512   0.02069   0.01420  -0.0918   0.0289   0.7754
  11.500   1.5683   0.02125   0.01480  -0.0902   0.0277   0.7769
  11.750   1.5854   0.02180   0.01540  -0.0885   0.0266   0.7786
  12.000   1.6015   0.02244   0.01608  -0.0868   0.0253   0.7800
  12.250   1.6161   0.02320   0.01688  -0.0849   0.0239   0.7814
  12.500   1.6323   0.02381   0.01756  -0.0832   0.0229   0.7829
  12.750   1.6487   0.02440   0.01822  -0.0816   0.0218   0.7844
  13.000   1.6635   0.02514   0.01900  -0.0799   0.0201   0.7859
  13.250   1.6766   0.02599   0.01989  -0.0780   0.0186   0.7875
  13.500   1.6895   0.02689   0.02083  -0.0761   0.0172   0.7890
  13.750   1.7005   0.02793   0.02190  -0.0741   0.0158   0.7904
  14.000   1.7121   0.02892   0.02296  -0.0721   0.0150   0.7916
  14.250   1.7222   0.03004   0.02414  -0.0701   0.0140   0.7932
  14.500   1.7302   0.03133   0.02551  -0.0680   0.0132   0.7949
  14.750   1.7378   0.03266   0.02693  -0.0659   0.0125   0.7966
  15.000   1.7465   0.03391   0.02828  -0.0640   0.0120   0.7982
  15.250   1.7535   0.03533   0.02978  -0.0621   0.0114   0.7998
  15.500   1.7586   0.03694   0.03149  -0.0601   0.0110   0.8015
  15.750   1.7616   0.03876   0.03339  -0.0581   0.0105   0.8031
  16.000   1.7615   0.04094   0.03567  -0.0560   0.0100   0.8048
  16.250   1.7648   0.04283   0.03766  -0.0544   0.0098   0.8064
  16.500   1.7666   0.04490   0.03984  -0.0529   0.0096   0.8080
  16.750   1.7671   0.04717   0.04223  -0.0515   0.0092   0.8099
  17.000   1.7652   0.04978   0.04495  -0.0502   0.0091   0.8115
  17.250   1.7620   0.05263   0.04792  -0.0492   0.0089   0.8131
  17.500   1.7559   0.05595   0.05136  -0.0484   0.0087   0.8147
  17.750   1.7487   0.05961   0.05514  -0.0480   0.0085   0.8165
  18.000   1.7381   0.06396   0.05964  -0.0482   0.0085   0.8182
  18.250   1.7242   0.06905   0.06486  -0.0490   0.0082   0.8199
  18.500   1.7074   0.07495   0.07092  -0.0506   0.0082   0.8212
  18.750   1.6856   0.08210   0.07825  -0.0534   0.0081   0.8223
  19.000   1.6551   0.09132   0.08767  -0.0577   0.0080   0.8233
  19.250   1.6176   0.10238   0.09895  -0.0636   0.0081   0.8240
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