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FX 69-PR-281 (fx69pr281-il)

FX 69-PR-281 - Wortmann FX 69-PR-281 airfoil


Airfoil fx69pr281-il
Details Dat file Parser  
(fx69pr281-il) FX 69-PR-281
Wortmann FX 69-PR-281 airfoil
Max thickness 28.1% at 22.2% chord.
Max camber 5.6% at 50% chord
Source UIUC Airfoil Coordinates Database
Source dat file
The dat file is in Selig format
FX 69-PR-281
1.00000     0.00000
0.99893     0.00086
0.99572     0.00291
0.99039     0.00571
0.98296     0.00930
0.97347     0.01357
0.96194     0.01842
0.94844     0.02386
0.93301     0.02990
0.91573     0.03643
0.89668     0.04320
0.87592     0.05071
0.85355     0.05857
0.82967     0.06671
0.80438     0.07529
0.77779     0.08414
0.75000     0.09314
0.72114     0.10214
0.69134     0.11114
0.66072     0.12000
0.62941     0.12886
0.59755     0.13729
0.56526     0.14529
0.53270     0.15286
0.50000     0.15986
0.46730     0.16614
0.43474     0.17186
0.40245     0.17657
0.37059     0.18029
0.33928     0.18286
0.30866     0.18457
0.27886     0.18514
0.25000     0.18457
0.22221     0.18286
0.19562     0.17957
0.17033     0.17486
0.14645     0.16871
0.12408     0.16100
0.10332     0.15186
0.08427     0.14129
0.06699     0.12929
0.05156     0.11600
0.03806     0.10186
0.02653     0.08700
0.01704     0.07157
0.00961     0.05571
0.00428     0.03886
0.00107     0.02043
0.00000     0.00000
0.00107     -0.01600
0.00428     -0.03000
0.00961     -0.04243
0.01704     -0.05371
0.02653     -0.06400
0.03806     -0.07300
0.05156     -0.08086
0.06699     -0.08757
0.08427     -0.09329
0.10332     -0.09771
0.12408     -0.10071
0.14645     -0.10229
0.17033     -0.10243
0.19562     -0.10100
0.22221     -0.09843
0.25000     -0.09486
0.27886     -0.09057
0.30866     -0.08557
0.33928     -0.08000
0.37059     -0.07386
0.40245     -0.06757
0.43474     -0.06100
0.46730     -0.05429
0.50000     -0.04757
0.53270     -0.04114
0.56526     -0.03486
0.59755     -0.02886
0.62941     -0.02314
0.66072     -0.01786
0.69134     -0.01314
0.72114     -0.00871
0.75000     -0.00486
0.77779     -0.00157
0.80438     0.00114
0.82967     0.00329
0.85355     0.00500
0.87592     0.00614
0.89668     0.00720
0.91573     0.00729
0.93301     0.00717
0.94844     0.00671
0.96194     0.00604
0.97347     0.00514
0.98296     0.00396
0.99039     0.00271
0.99572     0.00160
0.99893     0.00057
1.00000     0.00000
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Selig format dat file

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Polars for FX 69-PR-281 (fx69pr281-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   fx69pr281-il50,00093.4 at α=-5.25°Mach=0 Ncrit=9Xfoil predictionDetails
   fx69pr281-il50,00056.4 at α=1.75°Mach=0 Ncrit=5Xfoil predictionDetails
   fx69pr281-il100,000921.5 at α=3.5°Mach=0 Ncrit=9Xfoil predictionDetails
   fx69pr281-il100,000526.1 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   fx69pr281-il200,000941.1 at α=7°Mach=0 Ncrit=9Xfoil predictionDetails
   fx69pr281-il200,000535 at α=5°Mach=0 Ncrit=5Xfoil predictionDetails
   fx69pr281-il500,000949.6 at α=4.5°Mach=0 Ncrit=9Xfoil predictionDetails
   fx69pr281-il500,000547.1 at α=4.25°Mach=0 Ncrit=5Xfoil predictionDetails
   fx69pr281-il1,000,000964.7 at α=4.75°Mach=0 Ncrit=9Xfoil predictionDetails
   fx69pr281-il1,000,000561.7 at α=5°Mach=0 Ncrit=5Xfoil predictionDetails
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