Airfoil Comparison
Select airfoils from the airfoil database or add your own airfoils and compare the airfoil shape and lift/drag polars.
| Open full size plan in new window | Open paginated plan in new window | |
| Download PDF file | SVG image as text file | |
| Clear all | ||
(goe389-il) GOE 389 AIRFOIL | Gottingen 389 airfoil Max thickness 10.3% at 29.8% chord Max camber 4% at 39.8% chord | Remove Airfoil details Airfoil plotter |
(fxl142k-il) FX LIII-142 K 25 AIRFOIL | Wortmann FX LIII-142 K 25 airfoil Max thickness 14.2% at 30.9% chord Max camber 0% at 0% chord | Remove Airfoil details Airfoil plotter |
Drawing Options
Polars for (goe389-il,fxl142k-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| goe389-il | 50,000 | 9 | 32.7 at α=10.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe389-il | 50,000 | 5 | 37.6 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe389-il | 100,000 | 9 | 55 at α=9° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe389-il | 100,000 | 5 | 56.2 at α=7.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe389-il | 200,000 | 9 | 75.1 at α=7.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe389-il | 200,000 | 5 | 73.4 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe389-il | 500,000 | 9 | 101.4 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe389-il | 500,000 | 5 | 94.6 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe389-il | 1,000,000 | 9 | 119.7 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe389-il | 1,000,000 | 5 | 108.1 at α=3.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fxl142k-il | 50,000 | 9 | 27.1 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fxl142k-il | 50,000 | 5 | 28.3 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fxl142k-il | 100,000 | 9 | 42.1 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fxl142k-il | 100,000 | 5 | 39.6 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fxl142k-il | 200,000 | 9 | 54.8 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fxl142k-il | 200,000 | 5 | 47.5 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fxl142k-il | 500,000 | 9 | 63.1 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fxl142k-il | 500,000 | 5 | 60.6 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| fxl142k-il | 1,000,000 | 9 | 75.2 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| fxl142k-il | 1,000,000 | 5 | 72.1 at α=11.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| Reynolds number calculator | |||||||