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 | ||
(goe233-il) GOE 233 (MVA CA4) AIRFOIL | Gottingen 233 (MVA CA4) airfoil Max thickness 11.6% at 19.8% chord Max camber 8.2% at 49.8% chord | Remove Airfoil details Airfoil plotter |
(e1230-il) EPPLER 1230 AIRFOIL | Eppler E1230 general aviation airfoil (Long-EZ and Defiant wing airfoil) Max thickness 17.4% at 30.9% chord Max camber 3.6% at 25.6% chord | Remove Airfoil details Airfoil plotter |
Drawing Options
Polars for (goe233-il,e1230-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| goe233-il | 50,000 | 9 | 26.4 at α=11.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe233-il | 50,000 | 5 | 33.4 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe233-il | 100,000 | 9 | 60.9 at α=8.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe233-il | 100,000 | 5 | 63.1 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe233-il | 200,000 | 9 | 86.7 at α=7° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe233-il | 200,000 | 5 | 87.1 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe233-il | 500,000 | 9 | 120.7 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe233-il | 500,000 | 5 | 115.8 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| goe233-il | 1,000,000 | 9 | 146.8 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| goe233-il | 1,000,000 | 5 | 134.9 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e1230-il | 50,000 | 9 | 16.7 at α=0.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e1230-il | 50,000 | 5 | 24.9 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e1230-il | 100,000 | 9 | 35.8 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e1230-il | 100,000 | 5 | 43.3 at α=7° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e1230-il | 200,000 | 9 | 56.7 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e1230-il | 200,000 | 5 | 60.9 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e1230-il | 500,000 | 9 | 85.6 at α=8.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e1230-il | 500,000 | 5 | 86.5 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| e1230-il | 1,000,000 | 9 | 111.2 at α=9.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| e1230-il | 1,000,000 | 5 | 104.9 at α=9° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| Reynolds number calculator | |||||||