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NREL's S805A Airfoil (s805a-nr)

NREL's S805A Airfoil - NREL HAWT airfoil S805A primary


Airfoil s805a-nr
Details Dat file Parser  
(s805a-nr) NREL's S805A Airfoil
NREL HAWT airfoil S805A primary
Max thickness 13.5% at 40% chord.
Max camber 2.1% at 35% chord
Source NWTC National WInd Technology Center
Source dat file
The dat file is in Selig format
NREL's S805A Airfoil
   x/c	    y/c
1.00000	 0.00000
0.98999	 0.00155
0.97999	 0.00344
0.97000	 0.00551
0.95000	 0.00984
0.93001	 0.01414
0.90001	 0.02014
0.85000	 0.02918
0.80000	 0.03779
0.75000	 0.04626
0.70000	 0.05461
0.65001	 0.06273
0.60001	 0.07048
0.55002	 0.07756
0.50002	 0.08340
0.45001	 0.08732
0.40000	 0.08893
0.35000	 0.08831
0.30000	 0.08579
0.24999	 0.08144
0.19998	 0.07514
0.14998	 0.06657
0.11997	 0.06007
0.09995	 0.05500
0.07997	 0.04920
0.05998	 0.04241
0.04991	 0.03849
0.03998	 0.03416
0.02988	 0.02914
0.01992	 0.02331
0.00998	 0.01581
0.00269	 0.00731
0.00000	 0.00000
0.00001	-0.00031
0.00296	-0.00619
0.00997	-0.01061
0.01994	-0.01432
0.02998	-0.01737
0.03995	-0.01976
0.05000	-0.02178
0.05998	-0.02359
0.07999	-0.02675
0.09999	-0.02942
0.11999	-0.03175
0.14999	-0.03475
0.19999	-0.03876
0.25000	-0.04180
0.30000	-0.04401
0.35000	-0.04547
0.40000	-0.04620
0.45000	-0.04600
0.50000	-0.04546
0.55000	-0.04384
0.60001	-0.04108
0.65001	-0.03696
0.70001	-0.03156
0.75000	-0.02519
0.80000	-0.01816
0.84999	-0.01111
0.89999	-0.00499
0.92999	-0.00212
0.95000	-0.00069
0.97000	 0.00021
0.98000	 0.00040
0.99000	 0.00036
1.00000	 0.00000
Dat file parser warnings
  • Line 2 - Invalid characters : x/c y/c
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Selig format dat file

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Polars for NREL's S805A Airfoil (s805a-nr)

PlotAirfoilReynolds #NcritMax Cl/CdDescriptionSource 
   s805a-nr50,000930.1 at α=9.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s805a-nr50,000527.1 at α=9°Mach=0 Ncrit=5Xfoil predictionDetails
   s805a-nr100,000950.9 at α=8.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s805a-nr100,000550.6 at α=7°Mach=0 Ncrit=5Xfoil predictionDetails
   s805a-nr200,000975.6 at α=7°Mach=0 Ncrit=9Xfoil predictionDetails
   s805a-nr200,000567 at α=6.5°Mach=0 Ncrit=5Xfoil predictionDetails
   s805a-nr500,000996.9 at α=6.25°Mach=0 Ncrit=9Xfoil predictionDetails
   s805a-nr500,000589.9 at α=5.25°Mach=0 Ncrit=5Xfoil predictionDetails
   s805a-nr1,000,0009117.4 at α=5.5°Mach=0 Ncrit=9Xfoil predictionDetails
   s805a-nr1,000,0005103.3 at α=4.5°Mach=0 Ncrit=5Xfoil predictionDetails
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