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 | ||
(s102s-il) SOMERS S102 AIRFOIL (SHARP) | Dan Somers airfoil for the Toyota general aviation airplane Max thickness 15% at 40% chord Max camber 2.1% at 68.7% chord | Remove Airfoil details Airfoil plotter |
(s1223rtl-il) S1223 RTL | Richard T. LaSalle modification of the S1223 to S1223RTL Max thickness 13.5% at 19.9% chord Max camber 8.3% at 55.2% chord | Remove Airfoil details Airfoil plotter |
(s1223-il) S1223 | Selig S1223 high lift low Reynolds number airfoil Max thickness 12.1% at 19.8% chord Max camber 8.1% at 49% chord | Remove Airfoil details Airfoil plotter |
Drawing Options
Polars for (s102s-il,s1223rtl-il,s1223-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| s102s-il | 50,000 | 9 | 30.2 at α=7.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s102s-il | 50,000 | 5 | 26.4 at α=9.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s102s-il | 100,000 | 9 | 40.5 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s102s-il | 100,000 | 5 | 42.2 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s102s-il | 200,000 | 9 | 59.6 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s102s-il | 200,000 | 5 | 57 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s102s-il | 500,000 | 9 | 82.3 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s102s-il | 500,000 | 5 | 69.8 at α=2.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s102s-il | 1,000,000 | 9 | 95.9 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s102s-il | 1,000,000 | 5 | 82.2 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1223rtl-il | 50,000 | 9 | 31.6 at α=1.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1223rtl-il | 50,000 | 5 | 35.9 at α=3.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1223rtl-il | 100,000 | 9 | 43.3 at α=2.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1223rtl-il | 100,000 | 5 | 49.8 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1223rtl-il | 200,000 | 9 | 98 at α=-1.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1223rtl-il | 200,000 | 5 | 64.6 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1223rtl-il | 500,000 | 9 | 84 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1223rtl-il | 500,000 | 5 | 85.4 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1223rtl-il | 1,000,000 | 9 | 106.7 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1223rtl-il | 1,000,000 | 5 | 106.8 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1223-il | 50,000 | 9 | 33.1 at α=2° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1223-il | 50,000 | 5 | 42.3 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1223-il | 100,000 | 9 | 54.5 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1223-il | 100,000 | 5 | 59.2 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1223-il | 200,000 | 9 | 73.6 at α=3.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1223-il | 200,000 | 5 | 75.3 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1223-il | 500,000 | 9 | 98.8 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1223-il | 500,000 | 5 | 97.4 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| s1223-il | 1,000,000 | 9 | 121.4 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| s1223-il | 1,000,000 | 5 | 120 at α=6.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| Reynolds number calculator | |||||||