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NASA/LANGLEY RC-12(N)1 AIRFOIL (rc12n1-il)

NASA/LANGLEY RC-12(N)1 AIRFOIL - NASA/Langley RC-12(N)1 rotorcraft airfoil


Airfoil rc12n1-il
Details Dat file Parser  
(rc12n1-il) NASA/LANGLEY RC-12(N)1 AIRFOIL
NASA/Langley RC-12(N)1 rotorcraft airfoil
Max thickness 12% at 37.4% chord.
Max camber 1.4% at 30% chord
Source UIUC Airfoil Coordinates Database
Source dat file
The dat file is in Lednicer format
 NASA/LANGLEY RC-12(N)1 AIRFOIL
       41.       43.

 0.0000000 0.0000000
 0.0025375 0.0075280
 0.0083228 0.0139087
 0.0223281 0.0231171
 0.0469641 0.0336600
 0.0726674 0.0417103
 0.0977730 0.0480165
 0.1229556 0.0533131
 0.1482141 0.0578002
 0.1735373 0.0615979
 0.1989750 0.0647562
 0.2243466 0.0673341
 0.2495821 0.0693909
 0.3000222 0.0721546
 0.3504136 0.0733279
 0.3756033 0.0733445
 0.4007556 0.0729808
 0.4259008 0.0722170
 0.4510689 0.0710335
 0.4761900 0.0694295
 0.5012640 0.0674252
 0.5263302 0.0650509
 0.5513891 0.0623266
 0.5764201 0.0593020
 0.6014733 0.0559676
 0.6265487 0.0523532
 0.6515954 0.0484987
 0.6766635 0.0444443
 0.7016127 0.0402692
 0.7264417 0.0360932
 0.7513806 0.0319480
 0.7761783 0.0279717
 0.8007644 0.0242140
 0.8254392 0.0206468
 0.8502027 0.0172503
 0.8750350 0.0140344
 0.8999663 0.0109891
 0.9249358 0.0081640
 0.9498939 0.0055689
 0.9748603 0.0031939
 1.0000000 0.0009500

 0.0000000 0.0000000
 0.0000252 -.0005898
 0.0051028 -.0089044
 0.0075239 -.0105075
 0.0167114 -.0144232
 0.0276723 -.0174164
 0.0529954 -.0221790
 0.0772501 -.0257190
 0.1021221 -.0288948
 0.1269217 -.0317210
 0.1516394 -.0342578
 0.1763051 -.0365249
 0.2008590 -.0385428
 0.2254715 -.0403504
 0.2502324 -.0419568
 0.2997905 -.0445695
 0.3493922 -.0463216
 0.3742059 -.0468478
 0.3990574 -.0471236
 0.4239075 -.0471393
 0.4487453 -.0468553
 0.4736308 -.0462707
 0.4985547 -.0453960
 0.5234964 -.0442411
 0.5484465 -.0428562
 0.5734152 -.0412711
 0.5983726 -.0395061
 0.6233091 -.0376114
 0.6482652 -.0356463
 0.6732213 -.0336814
 0.6982775 -.0317557
 0.7234645 -.0299191
 0.7485420 -.0281533
 0.7737490 -.0263565
 0.7991752 -.0244182
 0.8244996 -.0222207
 0.8497520 -.0197436
 0.8749127 -.0169972
 0.8999822 -.0141013
 0.9250115 -.0111559
 0.9500403 -.0081903
 0.9750680 -.0050248
 1.0000000 -.0009499
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Lednicer format dat file
Selig format dat file

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Polars for NASA/LANGLEY RC-12(N)1 AIRFOIL (rc12n1-il)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   rc12n1-il50,000932 at α=7.25°Mach=0 Ncrit=9Xfoil predictionDetails
   rc12n1-il50,000531.9 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
   rc12n1-il100,000949.2 at α=6.75°Mach=0 Ncrit=9Xfoil predictionDetails
   rc12n1-il100,000547.2 at α=6°Mach=0 Ncrit=5Xfoil predictionDetails
   rc12n1-il200,000966.6 at α=6°Mach=0 Ncrit=9Xfoil predictionDetails
   rc12n1-il200,000561 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   rc12n1-il500,000986.5 at α=5°Mach=0 Ncrit=9Xfoil predictionDetails
   rc12n1-il500,000570.4 at α=4.5°Mach=0 Ncrit=5Xfoil predictionDetails
   rc12n1-il1,000,000992.9 at α=4.5°Mach=0 Ncrit=9Xfoil predictionDetails
   rc12n1-il1,000,000576.5 at α=8.25°Mach=0 Ncrit=5Xfoil predictionDetails
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