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BOEING-VERTOL VR-7 AIRFOIL WITH TAB (vr7b-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: BOEING-VERTOL VR-7 AIRFOIL WITH TAB (vr7b-il)
Reynolds number: 1,000,000
Max Cl/Cd: 105.68 at α=5.75°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-vr7b-il-1000000-n5.txt
Download as CSV file: xf-vr7b-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: BOEING-VERTOL VR-7 AIRFOIL WITH TAB             
  
 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
  ------ -------- --------- --------- -------- -------- --------
 -14.250  -0.6549   0.18185   0.18020   0.0616   0.9053   0.0047
 -14.000  -0.6492   0.17769   0.17604   0.0597   0.9022   0.0047
 -10.500  -0.9670   0.02796   0.02437  -0.0154   0.8323   0.0080
 -10.250  -0.9486   0.02588   0.02198  -0.0151   0.8210   0.0081
 -10.000  -0.9294   0.02384   0.01965  -0.0148   0.8094   0.0083
  -9.750  -0.9062   0.02273   0.01837  -0.0146   0.7970   0.0084
  -9.500  -0.8813   0.02196   0.01746  -0.0145   0.7834   0.0085
  -9.250  -0.8558   0.02129   0.01666  -0.0145   0.7692   0.0087
  -9.000  -0.8298   0.02065   0.01589  -0.0145   0.7546   0.0088
  -8.750  -0.8033   0.02007   0.01520  -0.0145   0.7393   0.0090
  -8.250  -0.7498   0.01889   0.01374  -0.0146   0.7121   0.0094
  -8.000  -0.7229   0.01817   0.01286  -0.0147   0.7018   0.0097
  -7.500  -0.6687   0.01659   0.01096  -0.0149   0.6849   0.0102
  -7.250  -0.6411   0.01594   0.01016  -0.0150   0.6779   0.0104
  -7.000  -0.6132   0.01539   0.00949  -0.0151   0.6724   0.0106
  -6.750  -0.5850   0.01490   0.00890  -0.0153   0.6668   0.0107
  -6.500  -0.5575   0.01402   0.00790  -0.0154   0.6613   0.0110
  -6.250  -0.5291   0.01357   0.00738  -0.0156   0.6561   0.0113
  -6.000  -0.5004   0.01325   0.00702  -0.0159   0.6501   0.0116
  -5.500  -0.4428   0.01257   0.00623  -0.0163   0.6390   0.0122
  -5.250  -0.4138   0.01218   0.00578  -0.0166   0.6340   0.0124
  -5.000  -0.3848   0.01183   0.00536  -0.0168   0.6292   0.0127
  -4.750  -0.3556   0.01148   0.00496  -0.0171   0.6247   0.0130
  -4.500  -0.3263   0.01116   0.00459  -0.0174   0.6194   0.0132
  -4.250  -0.2969   0.01089   0.00426  -0.0177   0.6140   0.0135
  -4.000  -0.2674   0.01066   0.00397  -0.0180   0.6096   0.0137
  -3.750  -0.2379   0.01029   0.00358  -0.0184   0.6052   0.0143
  -3.500  -0.2083   0.01005   0.00332  -0.0187   0.6006   0.0148
  -3.250  -0.1786   0.00987   0.00310  -0.0191   0.5958   0.0153
  -3.000  -0.1488   0.00968   0.00289  -0.0194   0.5910   0.0158
  -2.750  -0.1190   0.00951   0.00269  -0.0198   0.5854   0.0164
  -2.500  -0.0891   0.00937   0.00251  -0.0202   0.5801   0.0169
  -2.250  -0.0592   0.00922   0.00234  -0.0206   0.5752   0.0176
  -2.000  -0.0292   0.00906   0.00217  -0.0210   0.5690   0.0189
  -1.750   0.0008   0.00896   0.00204  -0.0214   0.5628   0.0205
  -1.500   0.0307   0.00885   0.00193  -0.0218   0.5567   0.0230
  -1.250   0.0608   0.00876   0.00183  -0.0222   0.5498   0.0281
  -1.000   0.0908   0.00865   0.00175  -0.0227   0.5437   0.0385
  -0.750   0.1209   0.00853   0.00167  -0.0232   0.5367   0.0569
  -0.500   0.1510   0.00844   0.00160  -0.0237   0.5305   0.0791
  -0.250   0.1813   0.00802   0.00152  -0.0244   0.5243   0.1940
   0.000   0.2119   0.00736   0.00143  -0.0256   0.5172   0.3878
   0.250   0.2422   0.00687   0.00144  -0.0264   0.5106   0.5517
   0.500   0.2724   0.00675   0.00145  -0.0270   0.5032   0.6068
   0.750   0.3024   0.00669   0.00145  -0.0275   0.4952   0.6381
   1.000   0.3325   0.00659   0.00147  -0.0280   0.4855   0.6896
   1.250   0.3621   0.00647   0.00154  -0.0284   0.4771   0.7632
   1.500   0.3918   0.00648   0.00157  -0.0288   0.4684   0.7851
   1.750   0.4215   0.00650   0.00160  -0.0292   0.4591   0.7998
   2.000   0.4510   0.00653   0.00165  -0.0296   0.4499   0.8182
   2.250   0.4802   0.00657   0.00172  -0.0298   0.4389   0.8422
   2.500   0.5086   0.00658   0.00179  -0.0299   0.4295   0.8695
   2.750   0.5368   0.00665   0.00186  -0.0299   0.4180   0.8903
   3.000   0.5651   0.00676   0.00195  -0.0300   0.4045   0.9075
   3.250   0.5941   0.00690   0.00203  -0.0304   0.3925   0.9205
   3.500   0.6232   0.00700   0.00211  -0.0307   0.3828   0.9308
   3.750   0.6512   0.00709   0.00219  -0.0308   0.3747   0.9405
   4.000   0.6789   0.00716   0.00226  -0.0307   0.3666   0.9507
   4.500   0.7357   0.00732   0.00241  -0.0311   0.3496   0.9723
   4.750   0.7667   0.00741   0.00250  -0.0319   0.3416   1.0000
   5.000   0.7967   0.00760   0.00263  -0.0326   0.3295   1.0000
   5.250   0.8265   0.00785   0.00280  -0.0333   0.3083   1.0000
   5.500   0.8561   0.00812   0.00299  -0.0340   0.2886   1.0000
   5.750   0.8856   0.00838   0.00318  -0.0346   0.2728   1.0000
   6.000   0.9149   0.00872   0.00342  -0.0353   0.2498   1.0000
   6.250   0.9439   0.00914   0.00371  -0.0360   0.2226   1.0000
   6.500   0.9721   0.00980   0.00414  -0.0369   0.1821   1.0000
   6.750   1.0004   0.01028   0.00451  -0.0375   0.1560   1.0000
   7.000   1.0282   0.01081   0.00489  -0.0381   0.1305   1.0000
   7.250   1.0560   0.01126   0.00525  -0.0387   0.1128   1.0000
   7.500   1.0832   0.01180   0.00568  -0.0392   0.0909   1.0000
   7.750   1.1103   0.01229   0.00609  -0.0397   0.0765   1.0000
   8.000   1.1374   0.01272   0.00648  -0.0401   0.0673   1.0000
   8.250   1.1642   0.01315   0.00689  -0.0404   0.0599   1.0000
   8.500   1.1908   0.01357   0.00729  -0.0408   0.0550   1.0000
   8.750   1.2172   0.01398   0.00770  -0.0410   0.0507   1.0000
   9.000   1.2437   0.01434   0.00808  -0.0413   0.0470   1.0000
   9.250   1.2689   0.01486   0.00858  -0.0415   0.0405   1.0000
   9.750   1.3176   0.01598   0.00964  -0.0418   0.0293   1.0000
  10.000   1.3412   0.01655   0.01021  -0.0418   0.0257   1.0000
  10.250   1.3640   0.01717   0.01084  -0.0417   0.0228   1.0000
  10.500   1.3866   0.01776   0.01145  -0.0417   0.0209   1.0000
  10.750   1.4082   0.01840   0.01212  -0.0415   0.0193   1.0000
  11.000   1.4283   0.01914   0.01287  -0.0412   0.0178   1.0000
  11.250   1.4482   0.01985   0.01363  -0.0410   0.0170   1.0000
  11.500   1.4666   0.02062   0.01445  -0.0407   0.0163   1.0000
  11.750   1.4804   0.02150   0.01539  -0.0397   0.0156   1.0000
  12.000   1.4921   0.02253   0.01646  -0.0387   0.0149   1.0000
  12.250   1.5034   0.02370   0.01767  -0.0377   0.0143   1.0000
  12.500   1.5136   0.02504   0.01907  -0.0369   0.0137   1.0000
  12.750   1.5259   0.02626   0.02037  -0.0364   0.0134   1.0000
  13.000   1.5371   0.02763   0.02180  -0.0359   0.0130   1.0000
  13.250   1.5473   0.02913   0.02337  -0.0355   0.0125   1.0000
  13.500   1.5563   0.03080   0.02510  -0.0352   0.0121   1.0000
  13.750   1.5639   0.03265   0.02701  -0.0350   0.0116   1.0000
  14.000   1.5701   0.03469   0.02911  -0.0348   0.0112   1.0000
  14.250   1.5744   0.03698   0.03147  -0.0346   0.0108   1.0000
  14.500   1.5789   0.03926   0.03384  -0.0346   0.0106   1.0000
  14.750   1.5839   0.04150   0.03616  -0.0345   0.0103   1.0000
  15.000   1.5876   0.04391   0.03865  -0.0345   0.0100   1.0000
  15.250   1.5899   0.04646   0.04129  -0.0346   0.0098   1.0000
  15.500   1.5911   0.04918   0.04409  -0.0347   0.0094   1.0000
  15.750   1.5913   0.05209   0.04707  -0.0349   0.0091   1.0000
  16.000   1.5903   0.05519   0.05024  -0.0352   0.0088   1.0000
  16.250   1.5882   0.05851   0.05363  -0.0357   0.0085   1.0000
  16.500   1.5848   0.06210   0.05731  -0.0363   0.0082   1.0000
  16.750   1.5826   0.06557   0.06088  -0.0370   0.0080   1.0000
  17.000   1.5797   0.06922   0.06461  -0.0377   0.0078   1.0000
  17.250   1.5758   0.07309   0.06858  -0.0386   0.0075   1.0000
  17.500   1.5709   0.07714   0.07273  -0.0397   0.0073   1.0000
  17.750   1.5649   0.08138   0.07706  -0.0408   0.0071   1.0000
  18.000   1.5581   0.08582   0.08159  -0.0420   0.0069   1.0000
  18.250   1.5505   0.09046   0.08632  -0.0435   0.0067   1.0000
  18.500   1.5419   0.09529   0.09124  -0.0450   0.0066   1.0000
  18.750   1.5323   0.10032   0.09637  -0.0467   0.0064   1.0000
  19.000   1.5216   0.10562   0.10175  -0.0486   0.0062   1.0000
  19.250   1.5103   0.11110   0.10734  -0.0506   0.0061   1.0000
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