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S4233-136-84 (s4233-il)

S4233-136-84 - Selig S4233 low Reynolds number airfoil


Airfoil s4233-il
Details Dat file Parser  
(s4233-il) S4233-136-84
Selig S4233 low Reynolds number airfoil
Max thickness 13.6% at 34.9% chord.
Max camber 2.7% at 48.8% chord
Source UIUC Airfoil Coordinates Database
Source dat file
The dat file is in Selig format
   S4233-136-84
   1.00000  0.0
   0.99650  0.00042
   0.98618  0.00186
   0.96949  0.00461
   0.94698  0.00881
   0.91927  0.01444
   0.88703  0.02138
   0.85089  0.02939
   0.81146  0.03817
   0.76933  0.04740
   0.72503  0.05674
   0.67908  0.06585
   0.63196  0.07443
   0.58414  0.08218
   0.53609  0.08881
   0.48820  0.09405
   0.44078  0.09770
   0.39411  0.09969
   0.34856  0.10001
   0.30450  0.09867
   0.26227  0.09570
   0.22218  0.09118
   0.18457  0.08523
   0.14971  0.07798
   0.11788  0.06963
   0.08934  0.06040
   0.06437  0.05055
   0.04319  0.04033
   0.02602  0.02999
   0.01300  0.01986
   0.00433  0.01032
   0.00017  0.00183
   0.00156 -0.00488
   0.00916 -0.01058
   0.02237 -0.01621
   0.04069 -0.02144
   0.06388 -0.02609
   0.09171 -0.03003
   0.12392 -0.03321
   0.16018 -0.03559
   0.20013 -0.03714
   0.24338 -0.03782
   0.28950 -0.03768
   0.33802 -0.03672
   0.38846 -0.03497
   0.44032 -0.03249
   0.49308 -0.02934
   0.54626 -0.02558
   0.59939 -0.02139
   0.65200 -0.01703
   0.70342 -0.01286
   0.75290 -0.00910
   0.79967 -0.00592
   0.84300 -0.00337
   0.88220 -0.00149
   0.91665 -0.00026
   0.94576  0.00040
   0.96905  0.00058
   0.98608  0.00043
   0.99650  0.00014
   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 S4233-136-84 (s4233-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   s4233-il50,000922.6 at α=11.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s4233-il50,000526.1 at α=9.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s4233-il100,000952.2 at α=9°Mach=0 Ncrit=9Xfoil predictionDetails
   s4233-il100,000554.3 at α=7.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s4233-il200,000977.7 at α=7.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s4233-il200,000577 at α=6.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s4233-il500,0009111.5 at α=6.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s4233-il500,0005104.5 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   s4233-il1,000,0009136 at α=5.75°Mach=0 Ncrit=9Xfoil predictionDetails
   s4233-il1,000,0005121.2 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
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