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EPPLER STE 87(-3)-914 AIRFOIL (ste87391-il) Xfoil prediction polar at RE=500,000 Ncrit=5


Details Polar file
Airfoil: EPPLER STE 87(-3)-914 AIRFOIL (ste87391-il)
Reynolds number: 500,000
Max Cl/Cd: 92.54 at α=1.5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-ste87391-il-500000-n5.txt
Download as CSV file: xf-ste87391-il-500000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: EPPLER STE 87(-3)-914 AIRFOIL                   
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     0.500 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -15.000  -0.4035   0.08102   0.07787  -0.1317   0.9440   0.0098
 -14.750  -0.4350   0.07134   0.06802  -0.1379   0.9424   0.0098
 -14.500  -0.4560   0.06382   0.06035  -0.1432   0.9407   0.0098
 -14.250  -0.4713   0.05736   0.05373  -0.1480   0.9390   0.0098
 -14.000  -0.4818   0.05172   0.04794  -0.1524   0.9372   0.0099
 -13.750  -0.4889   0.04676   0.04282  -0.1565   0.9357   0.0099
 -13.500  -0.4931   0.04251   0.03841  -0.1601   0.9343   0.0100
 -13.250  -0.4945   0.03898   0.03473  -0.1630   0.9327   0.0102
 -13.000  -0.4938   0.03611   0.03172  -0.1652   0.9308   0.0103
 -12.750  -0.4915   0.03374   0.02920  -0.1665   0.9287   0.0105
 -12.500  -0.4873   0.03175   0.02707  -0.1671   0.9268   0.0107
 -12.250  -0.4811   0.03006   0.02524  -0.1673   0.9250   0.0109
 -12.000  -0.4728   0.02860   0.02365  -0.1673   0.9234   0.0112
 -11.750  -0.4627   0.02730   0.02220  -0.1671   0.9219   0.0114
 -11.500  -0.4509   0.02615   0.02092  -0.1669   0.9206   0.0117
 -11.250  -0.4416   0.02535   0.01999  -0.1658   0.9190   0.0119
 -11.000  -0.4320   0.02473   0.01926  -0.1645   0.9166   0.0120
 -10.750  -0.4228   0.02383   0.01826  -0.1630   0.9143   0.0122
 -10.500  -0.4135   0.02271   0.01706  -0.1614   0.9123   0.0125
 -10.250  -0.3990   0.02187   0.01615  -0.1603   0.9108   0.0127
 -10.000  -0.3806   0.02111   0.01533  -0.1598   0.9096   0.0130
  -9.750  -0.3606   0.02042   0.01458  -0.1594   0.9087   0.0133
  -9.500  -0.3393   0.01978   0.01387  -0.1591   0.9079   0.0136
  -9.250  -0.3167   0.01920   0.01321  -0.1590   0.9072   0.0141
  -9.000  -0.2930   0.01864   0.01259  -0.1591   0.9066   0.0145
  -8.750  -0.3035   0.01889   0.01283  -0.1521   0.9010   0.0148
  -8.500  -0.2909   0.01860   0.01248  -0.1497   0.8986   0.0151
  -8.250  -0.2694   0.01813   0.01194  -0.1491   0.8972   0.0155
  -8.000  -0.2449   0.01763   0.01139  -0.1490   0.8962   0.0158
  -7.750  -0.2197   0.01720   0.01088  -0.1491   0.8954   0.0160
  -7.500  -0.1934   0.01668   0.01031  -0.1494   0.8948   0.0164
  -7.250  -0.1659   0.01605   0.00962  -0.1500   0.8942   0.0170
  -7.000  -0.1369   0.01557   0.00910  -0.1508   0.8937   0.0176
  -6.750  -0.1549   0.01601   0.00952  -0.1419   0.8860   0.0177
  -6.500  -0.1306   0.01573   0.00920  -0.1416   0.8843   0.0184
  -6.250  -0.1028   0.01544   0.00887  -0.1420   0.8833   0.0194
  -6.000  -0.0736   0.01516   0.00854  -0.1426   0.8825   0.0203
  -5.750  -0.0435   0.01488   0.00822  -0.1433   0.8818   0.0210
  -5.500  -0.0125   0.01457   0.00787  -0.1442   0.8813   0.0226
  -5.250   0.0189   0.01428   0.00757  -0.1452   0.8808   0.0250
  -5.000   0.0510   0.01396   0.00727  -0.1463   0.8804   0.0329
  -4.750   0.0845   0.01323   0.00684  -0.1483   0.8800   0.1003
  -4.500   0.1180   0.01278   0.00665  -0.1500   0.8797   0.1614
  -4.250   0.1519   0.01253   0.00648  -0.1515   0.8793   0.1849
  -4.000   0.1485   0.01303   0.00699  -0.1455   0.8709   0.1923
  -3.750   0.1790   0.01285   0.00685  -0.1463   0.8696   0.2078
  -3.500   0.2108   0.01265   0.00668  -0.1473   0.8687   0.2184
  -3.250   0.2433   0.01245   0.00648  -0.1483   0.8679   0.2272
  -3.000   0.2769   0.01218   0.00626  -0.1497   0.8673   0.2441
  -2.750   0.3116   0.01188   0.00603  -0.1513   0.8666   0.2648
  -2.500   0.3476   0.01156   0.00575  -0.1531   0.8660   0.2808
  -2.250   0.3851   0.01121   0.00544  -0.1551   0.8654   0.2981
  -2.000   0.3921   0.01148   0.00576  -0.1512   0.8576   0.3112
  -1.750   0.4245   0.01116   0.00551  -0.1522   0.8553   0.3352
  -1.500   0.4605   0.01071   0.00517  -0.1540   0.8536   0.3687
  -1.250   0.4985   0.01021   0.00478  -0.1562   0.8519   0.4093
  -1.000   0.5173   0.01022   0.00491  -0.1546   0.8448   0.4459
  -0.750   0.5479   0.00985   0.00470  -0.1553   0.8394   0.4974
  -0.500   0.5735   0.00968   0.00471  -0.1551   0.8324   0.5549
  -0.250   0.5998   0.00951   0.00480  -0.1551   0.8250   0.6271
   0.000   0.6193   0.00967   0.00516  -0.1534   0.8156   0.6873
   0.250   0.6486   0.00950   0.00501  -0.1536   0.8085   0.7127
   0.500   0.6746   0.00947   0.00498  -0.1532   0.7971   0.7259
   0.750   0.7083   0.00918   0.00464  -0.1542   0.7847   0.7361
   1.000   0.7474   0.00876   0.00413  -0.1562   0.7677   0.7434
   1.250   0.7825   0.00859   0.00379  -0.1575   0.7413   0.7513
   1.500   0.8079   0.00873   0.00376  -0.1569   0.7101   0.7565
   1.750   0.8257   0.00910   0.00393  -0.1549   0.6744   0.7616
   2.000   0.8401   0.00958   0.00420  -0.1524   0.6387   0.7669
   2.250   0.8524   0.01009   0.00456  -0.1494   0.6047   0.7712
   2.500   0.8656   0.01061   0.00494  -0.1466   0.5737   0.7784
   2.750   0.8788   0.01114   0.00537  -0.1438   0.5444   0.7885
   3.000   0.8925   0.01169   0.00579  -0.1412   0.5147   0.7993
   3.250   0.9063   0.01221   0.00621  -0.1386   0.4861   0.8058
   3.500   0.9227   0.01271   0.00657  -0.1367   0.4579   0.8091
   3.750   0.9407   0.01318   0.00692  -0.1352   0.4325   0.8112
   4.000   0.9600   0.01360   0.00724  -0.1339   0.4101   0.8127
   4.250   0.9786   0.01402   0.00757  -0.1325   0.3895   0.8140
   4.500   0.9979   0.01443   0.00790  -0.1312   0.3707   0.8154
   4.750   1.0175   0.01483   0.00824  -0.1300   0.3524   0.8166
   5.000   1.0373   0.01524   0.00858  -0.1289   0.3348   0.8179
   5.250   1.0572   0.01565   0.00893  -0.1278   0.3187   0.8192
   5.500   1.0773   0.01604   0.00928  -0.1267   0.3052   0.8207
   5.750   1.0976   0.01644   0.00964  -0.1257   0.2937   0.8222
   6.250   1.1389   0.01721   0.01037  -0.1239   0.2733   0.8247
   6.500   1.1593   0.01762   0.01076  -0.1229   0.2646   0.8260
   6.750   1.1798   0.01802   0.01115  -0.1220   0.2555   0.8272
   7.000   1.1997   0.01843   0.01157  -0.1210   0.2478   0.8283
   7.250   1.2187   0.01887   0.01201  -0.1198   0.2390   0.8295
   7.500   1.2382   0.01930   0.01245  -0.1187   0.2305   0.8309
   7.750   1.2564   0.01980   0.01293  -0.1175   0.2216   0.8323
   8.000   1.2752   0.02029   0.01341  -0.1163   0.2105   0.8337
   8.250   1.2932   0.02082   0.01391  -0.1151   0.1983   0.8350
   8.500   1.3100   0.02141   0.01446  -0.1137   0.1846   0.8364
   8.750   1.3264   0.02204   0.01504  -0.1123   0.1699   0.8379
   9.000   1.3426   0.02270   0.01564  -0.1109   0.1553   0.8394
   9.250   1.3588   0.02336   0.01626  -0.1095   0.1418   0.8409
   9.750   1.3793   0.02544   0.01805  -0.1051   0.0901   0.8437
  10.000   1.3854   0.02678   0.01923  -0.1024   0.0636   0.8452
  10.250   1.3921   0.02810   0.02045  -0.0998   0.0432   0.8470
  10.500   1.3991   0.02942   0.02170  -0.0974   0.0277   0.8489
  10.750   1.4061   0.03077   0.02299  -0.0950   0.0158   0.8510
  11.000   1.4140   0.03207   0.02430  -0.0928   0.0098   0.8530
  11.250   1.4243   0.03323   0.02551  -0.0909   0.0079   0.8550
  11.500   1.4347   0.03440   0.02674  -0.0892   0.0070   0.8570
  11.750   1.4440   0.03562   0.02805  -0.0873   0.0065   0.8589
  12.000   1.4534   0.03688   0.02939  -0.0855   0.0061   0.8610
  12.250   1.4626   0.03817   0.03077  -0.0838   0.0058   0.8634
  12.500   1.4712   0.03955   0.03225  -0.0822   0.0056   0.8661
  12.750   1.4787   0.04105   0.03385  -0.0805   0.0054   0.8689
  13.250   1.4908   0.04439   0.03740  -0.0771   0.0050   0.8749
  13.500   1.4951   0.04627   0.03940  -0.0755   0.0049   0.8785
  13.750   1.4980   0.04835   0.04159  -0.0739   0.0047   0.8826
  14.250   1.4989   0.05319   0.04668  -0.0708   0.0045   0.8929
  14.500   1.4957   0.05610   0.04972  -0.0694   0.0044   0.9002
  14.750   1.4908   0.05920   0.05297  -0.0680   0.0043   0.9109
  15.000   1.4863   0.06193   0.05587  -0.0664   0.0043   0.9482
  15.250   1.4832   0.06503   0.05909  -0.0657   0.0042   0.9981
  15.500   1.4790   0.06861   0.06280  -0.0653   0.0041   0.9981
  15.750   1.4753   0.07223   0.06653  -0.0652   0.0041   0.9981
  16.000   1.4687   0.07631   0.07074  -0.0652   0.0041   0.9981
  16.250   1.4607   0.08072   0.07530  -0.0656   0.0040   0.9981
  16.500   1.4532   0.08518   0.07988  -0.0662   0.0039   0.9981
  16.750   1.4432   0.09011   0.08494  -0.0671   0.0039   0.9981
  17.000   1.4337   0.09507   0.09002  -0.0682   0.0038   0.9981
  17.250   1.4216   0.10049   0.09558  -0.0696   0.0038   0.9981
  17.500   1.4106   0.10587   0.10108  -0.0712   0.0038   0.9981
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