Airfoil Comparison
Select airfoils from the airfoil database or add your own airfoils and compare the airfoil shape and lift/drag polars.
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(hq259b-il) HQ 2.5/9 B AIRFOIL | Quabeck HQ 2.5/9 B R/C sailplane airfoil Max thickness 9% at 35% chord Max camber 2.5% at 55% chord | Remove Airfoil details Airfoil plotter |
(hq159b-il) HQ 1.5/9 B AIRFOIL | Quabeck HQ 1.5/9 B R/C sailplane airfoil Max thickness 9% at 37.1% chord Max camber 1.5% at 50% chord | Remove Airfoil details Airfoil plotter |
(hq3014-il) HQ 3.0/14 AIRFOIL | Quabeck HQ 3.0/14 R/C sailplane airfoil Max thickness 14% at 35% chord Max camber 3% at 50% chord | Remove Airfoil details Airfoil plotter |
(hq2010-il) HQ 2.0/10 AIRFOIL | Quabeck HQ 2.0/10 R/C sailplane airfoil Max thickness 10% at 35% chord Max camber 2% at 45% chord | Remove Airfoil details Airfoil plotter |
(hq2012-il) HQ 2.0/12 AIRFOIL | Quabeck HQ 2.0/12 R/C sailplane airfoil Max thickness 12% at 35% chord Max camber 2% at 50% chord | Remove Airfoil details Airfoil plotter |
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Polars for (hq259b-il,hq159b-il,hq3014-il,hq2010-il,hq2012-il)
| Plot | Airfoil | Reynolds # | Ncrit | Max Cl/Cd | Description | Source | |
|---|---|---|---|---|---|---|---|
| hq259b-il | 50,000 | 9 | 39 at α=6° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq259b-il | 50,000 | 5 | 39.5 at α=5.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq259b-il | 100,000 | 9 | 58.4 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq259b-il | 100,000 | 5 | 56.2 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq259b-il | 200,000 | 9 | 79.6 at α=4° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq259b-il | 200,000 | 5 | 73.6 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq259b-il | 500,000 | 9 | 105.7 at α=2.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq259b-il | 500,000 | 5 | 84.6 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq259b-il | 1,000,000 | 9 | 112.3 at α=2° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq259b-il | 1,000,000 | 5 | 91.3 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq159b-il | 50,000 | 9 | 35.2 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq159b-il | 50,000 | 5 | 35.7 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq159b-il | 100,000 | 9 | 51.3 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq159b-il | 100,000 | 5 | 49.1 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq159b-il | 200,000 | 9 | 67.3 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq159b-il | 200,000 | 5 | 60.6 at α=3.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq159b-il | 500,000 | 9 | 84.8 at α=3° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq159b-il | 500,000 | 5 | 68 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq159b-il | 1,000,000 | 9 | 86.1 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq159b-il | 1,000,000 | 5 | 80.2 at α=7.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq3014-il | 50,000 | 9 | 30.1 at α=9° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq3014-il | 50,000 | 5 | 33 at α=8° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq3014-il | 100,000 | 9 | 54.2 at α=6.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq3014-il | 100,000 | 5 | 53.4 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq3014-il | 200,000 | 9 | 77.5 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq3014-il | 200,000 | 5 | 70.9 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq3014-il | 500,000 | 9 | 99.8 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq3014-il | 500,000 | 5 | 85.4 at α=4.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq3014-il | 1,000,000 | 9 | 113.7 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq3014-il | 1,000,000 | 5 | 96.9 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq2010-il | 50,000 | 9 | 35.8 at α=6.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq2010-il | 50,000 | 5 | 37 at α=6° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq2010-il | 100,000 | 9 | 54.3 at α=5.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq2010-il | 100,000 | 5 | 52.7 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq2010-il | 200,000 | 9 | 73.7 at α=4.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq2010-il | 200,000 | 5 | 67.5 at α=4° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq2010-il | 500,000 | 9 | 97.3 at α=3.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq2010-il | 500,000 | 5 | 78.9 at α=5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq2010-il | 1,000,000 | 9 | 102.2 at α=3.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq2010-il | 1,000,000 | 5 | 86.8 at α=4.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq2012-il | 50,000 | 9 | 33.2 at α=7.5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq2012-il | 50,000 | 5 | 34.9 at α=6.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq2012-il | 100,000 | 9 | 52.4 at α=5.75° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq2012-il | 100,000 | 5 | 51.2 at α=5.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq2012-il | 200,000 | 9 | 72.3 at α=5° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq2012-il | 200,000 | 5 | 65.8 at α=4.5° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq2012-il | 500,000 | 9 | 90.7 at α=4.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq2012-il | 500,000 | 5 | 79.5 at α=6.25° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
| hq2012-il | 1,000,000 | 9 | 100.8 at α=6.25° | Mach=0 Ncrit=9 | Xfoil prediction | Details | |
| hq2012-il | 1,000,000 | 5 | 88.6 at α=5.75° | Mach=0 Ncrit=5 | Xfoil prediction | Details | |
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