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USA 27 AIRFOIL (usa27-il)

USA 27 AIRFOIL - USA-27 airfoil


Airfoil usa27-il
Details Dat file Parser  
(usa27-il) USA 27 AIRFOIL
USA-27 airfoil
Max thickness 11.1% at 30% chord.
Max camber 5.1% at 40% chord
Source UIUC Airfoil Coordinates Database
Source dat file
The dat file is in Lednicer format
USA 27 AIRFOIL
       17.       17.

 0.0000000 0.0000000
 0.0125000 0.0204400
 0.0250000 0.0325800
 0.0500000 0.0518600
 0.0750000 0.0651400
 0.1000000 0.0754200
 0.1500000 0.0889800
 0.2000000 0.0985400
 0.3000000 0.1056600
 0.4000000 0.1037800
 0.5000000 0.0969000
 0.6000000 0.0850200
 0.7000000 0.0711400
 0.8000000 0.0522600
 0.9000000 0.0293800
 0.9500000 0.0159400
 1.0000000 0.0002000

 0.0000000 0.0000000
 0.0125000 -.0125600
 0.0250000 -.0138200
 0.0500000 -.0152400
 0.0750000 -.0158600
 0.1000000 -.0163800
 0.1500000 -.0150200
 0.2000000 -.0118600
 0.3000000 -.0050400
 0.4000000 -.0018200
 0.5000000 -.0046000
 0.6000000 -.0081800
 0.7000000 -.0092600
 0.8000000 -.0086400
 0.9000000 -.0064200
 0.9500000 -.0037600
 1.0000000 0.0000000
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Lednicer format dat file
Selig format dat file

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Polars for USA 27 AIRFOIL (usa27-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   usa27-il50,000920.1 at α=4°Mach=0 Ncrit=9Xfoil predictionDetails
   usa27-il50,000535.5 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
   usa27-il100,000950.5 at α=5.5°Mach=0 Ncrit=9Xfoil predictionDetails
   usa27-il100,000552.8 at α=6.5°Mach=0 Ncrit=5Xfoil predictionDetails
   usa27-il200,000969.4 at α=7.5°Mach=0 Ncrit=9Xfoil predictionDetails
   usa27-il200,000569 at α=6.75°Mach=0 Ncrit=5Xfoil predictionDetails
   usa27-il500,000995.4 at α=6.75°Mach=0 Ncrit=9Xfoil predictionDetails
   usa27-il500,000592 at α=5.75°Mach=0 Ncrit=5Xfoil predictionDetails
   usa27-il1,000,0009117.4 at α=5.75°Mach=0 Ncrit=9Xfoil predictionDetails
   usa27-il1,000,0005110.1 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
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