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S3021-095-84 (s3021-il)

S3021-095-84 - Selig S3021 low Reynolds number airfoil


Airfoil s3021-il
Details Dat file Parser  
(s3021-il) S3021-095-84
Selig S3021 low Reynolds number airfoil
Max thickness 9.5% at 30% chord.
Max camber 2.5% at 39.2% chord
Source UIUC Airfoil Coordinates Database
Source dat file
The dat file is in Selig format
   S3021-095-84
   1.00000  0.0
   0.99663  0.00039
   0.98679  0.00172
   0.97104  0.00419
   0.94996  0.00769
   0.92398  0.01193
   0.89336  0.01670
   0.85840  0.02198
   0.81959  0.02776
   0.77748  0.03393
   0.73266  0.04038
   0.68572  0.04694
   0.63730  0.05341
   0.58801  0.05954
   0.53839  0.06504
   0.48891  0.06964
   0.43996  0.07312
   0.39190  0.07536
   0.34513  0.07632
   0.29999  0.07596
   0.25685  0.07433
   0.21611  0.07151
   0.17816  0.06753
   0.14331  0.06243
   0.11182  0.05631
   0.08392  0.04930
   0.05983  0.04156
   0.03968  0.03329
   0.02358  0.02472
   0.01160  0.01615
   0.00374  0.00799
   0.00008  0.00099
   0.00191 -0.00427
   0.00984 -0.00852
   0.02320 -0.01232
   0.04178 -0.01547
   0.06542 -0.01789
   0.09395 -0.01957
   0.12712 -0.02053
   0.16464 -0.02085
   0.20614 -0.02059
   0.25118 -0.01986
   0.29928 -0.01876
   0.34988 -0.01742
   0.40237 -0.01592
   0.45612 -0.01433
   0.51047 -0.01273
   0.56476 -0.01115
   0.61834 -0.00963
   0.67056 -0.00821
   0.72079 -0.00690
   0.76840 -0.00570
   0.81283 -0.00462
   0.85355 -0.00365
   0.89005 -0.00278
   0.92187 -0.00193
   0.94876 -0.00107
   0.97048 -0.00035
   0.98660  0.00003
   0.99661  0.00006
   1.00001 -0.00000
Dat file parser warnings
  • Line 62 - X value too large but included: 1.00001 -0.00000
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Polars for S3021-095-84 (s3021-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   s3021-il50,000932.2 at α=8.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s3021-il50,000537.6 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
   s3021-il100,000953.7 at α=6.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s3021-il100,000555.1 at α=6.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s3021-il200,000974.6 at α=6°Mach=0 Ncrit=9Xfoil predictionDetails
   s3021-il200,000571.6 at α=5.5°Mach=0 Ncrit=5Xfoil predictionDetails
   s3021-il500,0009101.4 at α=5°Mach=0 Ncrit=9Xfoil predictionDetails
   s3021-il500,000591.6 at α=4.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s3021-il1,000,0009119.7 at α=4.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s3021-il1,000,0005105.4 at α=4°Mach=0 Ncrit=5Xfoil predictionDetails
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