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NACA 63(4)-421 (naca634421-il)

NACA 63(4)-421 - NACA 63(4)-421 airfoil


Airfoil naca634421-il
Details Dat file Parser  
(naca634421-il) NACA 63(4)-421
NACA 63(4)-421 airfoil
Max thickness 21% at 34.8% chord.
Max camber 2.2% at 50% chord
Source UIUC Airfoil Coordinates Database
Source dat file
The dat file is in Selig format
NACA 63(4)-421
1.00000     0.00000
0.95037     0.01022
0.90078     0.02144
0.85111     0.03364
0.80135     0.04643
0.75145     0.05947
0.70143     0.07232
0.65126     0.08455
0.60096     0.09582
0.55054     0.10580
0.50000     0.11412
0.44937     0.12044
0.39567     0.12439
0.34793     0.12558
0.29719     0.12352
0.24649     0.11837
0.19585     0.10993
0.14535     0.09774
0.09506     0.08097
0.07007     0.07010
0.04527     0.05675
0.02086     0.03925
0.00902     0.02717
0.00452     0.02054
0.00237     0.01661
0.00000     0.00000
0.00763     -0.01461
0.01048     -0.01774
0.01598     -0.02289
0.02914     -0.03181
0.05473     -0.04411
0.07993     -0.05314
0.10494     -0.06029
0.15465     -0.07082
0.20415     -0.07809
0.25351     -0.08257
0.30281     -0.08464
0.35207     -0.08438
0.40133     -0.08155
0.45063     -0.07664
0.50000     -0.07000
0.54946     -0.06200
0.59904     -0.05298
0.64874     -0.04335
0.69857     -0.03344
0.74855     -0.02367
0.79865     -0.01459
0.84889     -0.00672
0.89922     -0.00076
0.94963     0.00242
1.00000     0.00000
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Selig format dat file

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Polars for NACA 63(4)-421 (naca634421-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   naca634421-il50,00093.8 at α=12.75°Mach=0 Ncrit=9Xfoil predictionDetails
   naca634421-il50,00059.4 at α=14.25°Mach=0 Ncrit=5Xfoil predictionDetails
   naca634421-il100,000924.4 at α=13.25°Mach=0 Ncrit=9Xfoil predictionDetails
   naca634421-il100,000535 at α=8.25°Mach=0 Ncrit=5Xfoil predictionDetails
   naca634421-il200,000961.4 at α=9.75°Mach=0 Ncrit=9Xfoil predictionDetails
   naca634421-il200,000563 at α=8°Mach=0 Ncrit=5Xfoil predictionDetails
   naca634421-il500,000995.3 at α=8°Mach=0 Ncrit=9Xfoil predictionDetails
   naca634421-il500,000590.8 at α=7.5°Mach=0 Ncrit=5Xfoil predictionDetails
   naca634421-il1,000,0009119.1 at α=7.25°Mach=0 Ncrit=9Xfoil predictionDetails
   naca634421-il1,000,0005109.7 at α=6.5°Mach=0 Ncrit=5Xfoil predictionDetails
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