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Glenn Martin 4 (glennmartin4-il)

Glenn Martin 4 - Glenn Martin 4 airfoil


Airfoil glennmartin4-il
Details Dat file Parser  
(glennmartin4-il) Glenn Martin 4
Glenn Martin 4 airfoil
Max thickness 15.5% at 30% chord.
Max camber 6% at 30% chord
Source UIUC Airfoil Coordinates Database
Source dat file
The dat file is in Selig format
Glenn Martin 4
1.0000     0.0140
0.9500     0.0558
0.9000     0.0752
0.8000     0.0993
0.7000     0.1180
0.6000     0.1322
0.5000     0.1439
0.4000     0.1525
0.3000     0.1542
0.2000     0.1460
0.1500     0.1340
0.1000     0.1144
0.0750     0.1000
0.0500     0.0798
0.0250     0.0581
0.0125     0.0450
0.0000     0.0185
0.0125     0.0085
0.0250     0.0051
0.0500     0.0013
0.0750     0.0010
0.1000     0.0001
0.1500     0.0000
0.2000     -0.0001
0.3000     -0.0007
0.4000     0.0001
0.5000     0.0006
0.6000     0.0013
0.7000     0.0043
0.8000     0.0061
0.9000     0.0092
0.9500     0.0098
1.0000     0.0140
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Lednicer format dat file
Selig format dat file

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Polars for Glenn Martin 4 (glennmartin4-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   glennmartin4-il50,000922 at α=3°Mach=0 Ncrit=9Xfoil predictionDetails
   glennmartin4-il50,000527.8 at α=4.25°Mach=0 Ncrit=5Xfoil predictionDetails
   glennmartin4-il100,000942.8 at α=4.5°Mach=0 Ncrit=9Xfoil predictionDetails
   glennmartin4-il100,000540.9 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
   glennmartin4-il200,000954.7 at α=8°Mach=0 Ncrit=9Xfoil predictionDetails
   glennmartin4-il200,000549.7 at α=7.5°Mach=0 Ncrit=5Xfoil predictionDetails
   glennmartin4-il500,000964.9 at α=7.5°Mach=0 Ncrit=9Xfoil predictionDetails
   glennmartin4-il500,000562.8 at α=7.25°Mach=0 Ncrit=5Xfoil predictionDetails
   glennmartin4-il1,000,000979.4 at α=7.75°Mach=0 Ncrit=9Xfoil predictionDetails
   glennmartin4-il1,000,000577.5 at α=7.5°Mach=0 Ncrit=5Xfoil predictionDetails
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