Airfoil Tools
Search 1638 airfoils Google+
You have 0 airfoils loaded.
Your Reynold number range is 50,000 to 1,000,000. (set)

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
Send to airfoil plotter
Add to comparison
Lednicer format dat file
Selig format dat file

Similar airfoils

S3014-095-85PreviewDetails
SD7084 (9.6%)PreviewDetails
SA7036PreviewDetails
SA7035PreviewDetails
GOE 595 AIRFOILPreviewDetails
HUGHES HELICOPTERS HH-02 AIRFOILPreviewDetails
DormoyPreviewDetails
MH 117 9.8%PreviewDetails
WASP (smoothed)PreviewDetails
RAF 28 AIRFOILPreviewDetails

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
Reynolds number calculator
Set Reynolds number and Ncrit rangeLowHigh
Reynolds Number
NCrit