Airfoil file *.dat - Data File


Files *.dat (Selig format) or *.cor(coordinate file)

The first line describes the airfoil.
The format is X Y :
arfoil_dat








line for
Y
1.000000


0.9xxxxx

....




0.xxxxx

....



0.9xxxxx




1.000000









information
Y
0.xxxxxx


0.xxxxxx

....




0.xxxxxx

....



-0.xxxxxx




0.xxxxxx










about the airfoil

Start - Trailing Edge


along top surface (Extrados)
towards Leading Edge





Leading Edge





along bottom surface (Intrados)
back towards Trailing



End - back to Trailing Edge




Coordinates

For top surface, Y is positive.
For bottom surface, Y is negative if it is under the reference line.
Between the x et y coordinates, the separator is at least one space

Attention :
- The first X must be 1.
- The last X must be 1.


 

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