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Smoothed ATR airfoil coordinates obtained using AFSMO (Harry Morgan's NASA smoothing program) (atr72sm-il)

Smoothed ATR airfoil coordinates obtained using AFSMO (Harry Morgan's NASA smoothing program) - ATR 72 wing airfoil (from NTSB report)


Airfoil atr72sm-il
Details Dat file Parser  
(atr72sm-il) Smoothed ATR airfoil coordinates obtained using AFSMO (Harry Morgan's NASA smoothing program)
ATR 72 wing airfoil (from NTSB report)
Max thickness 14.5% at 25.4% chord.
Max camber 2.9% at 21.4% chord
Source UIUC Airfoil Coordinates Database
Source dat file
The dat file is in Selig format
Smoothed ATR airfoil coordinates obtained  using AFSMO (Harry Morgan's NASA smoothing program)
  1.00000  0.00000
  0.96800  0.00510
  0.94100  0.00977
  0.91400  0.01481
  0.88500  0.02050
  0.85900  0.02570
  0.83000  0.03144
  0.80500  0.03625
  0.77600  0.04158
  0.75100  0.04597
  0.72300  0.05070
  0.69600  0.05512
  0.67000  0.05926
  0.64900  0.06250
  0.62300  0.06632
  0.59800  0.06982
  0.57500  0.07294
  0.55600  0.07548
  0.53500  0.07826
  0.51700  0.08058
  0.48800  0.08411
  0.45800  0.08735
  0.43100  0.08989
  0.40500  0.09206
  0.38100  0.09390
  0.33800  0.09688
  0.29500  0.09936
  0.25400  0.10086
  0.21400  0.10082
  0.19100  0.09974
  0.15800  0.09629
  0.13100  0.09133
  0.10700  0.08492
  0.08200  0.07581
  0.06070  0.06560
  0.03380  0.04802
  0.02560  0.04107
  0.00925  0.02284
  0.00443  0.01503
  0.00092  0.00636
  0.00000 -0.00012
  0.00450 -0.01216
  0.01320 -0.01921
  0.01660 -0.02105
  0.05140 -0.03155
  0.09150 -0.03704
  0.13000 -0.03998
  0.15700 -0.04137
  0.18200 -0.04237
  0.21500 -0.04342
  0.24600 -0.04423
  0.26800 -0.04470
  0.29100 -0.04507
  0.32100 -0.04531
  0.34600 -0.04525
  0.37600 -0.04486
  0.40500 -0.04421
  0.43400 -0.04337
  0.46000 -0.04250
  0.48700 -0.04149
  0.51100 -0.04047
  0.53200 -0.03948
  0.55200 -0.03846
  0.57200 -0.03736
  0.59600 -0.03590
  0.62400 -0.03399
  0.65000 -0.03207
  0.68200 -0.02957
  0.71400 -0.02704
  0.74300 -0.02477
  0.76900 -0.02270
  0.79600 -0.02044
  0.82600 -0.01769
  0.85400 -0.01486
  0.88500 -0.01148
  0.91600 -0.00795
  0.94600 -0.00461
  0.97900 -0.00143
  1.00000  0.00000
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Polars for Smoothed ATR airfoil coordinates obtained using AFSMO (Harry Morgan's NASA smoothing program) (atr72sm-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   atr72sm-il50,000920.5 at α=2.5°Mach=0 Ncrit=9Xfoil predictionDetails
   atr72sm-il50,000525.8 at α=4.75°Mach=0 Ncrit=5Xfoil predictionDetails
   atr72sm-il100,000933.3 at α=4°Mach=0 Ncrit=9Xfoil predictionDetails
   atr72sm-il100,000539.1 at α=7.5°Mach=0 Ncrit=5Xfoil predictionDetails
   atr72sm-il200,000948.9 at α=6.5°Mach=0 Ncrit=9Xfoil predictionDetails
   atr72sm-il200,000555.4 at α=9.25°Mach=0 Ncrit=5Xfoil predictionDetails
   atr72sm-il500,000977.7 at α=9°Mach=0 Ncrit=9Xfoil predictionDetails
   atr72sm-il500,000581.6 at α=9.5°Mach=0 Ncrit=5Xfoil predictionDetails
   atr72sm-il1,000,0009104.4 at α=9.75°Mach=0 Ncrit=9Xfoil predictionDetails
   atr72sm-il1,000,0005105.2 at α=9.25°Mach=0 Ncrit=5Xfoil predictionDetails
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