Downwind glide foil — high aspect reference front wingvs140cm2 surf foil stabilizer
root section e818 → naca0008 · te thickness 0 mm → 1 mm · taper 0.369 → 0.787 · dihedral -2.50° → 0.00° · tip twist -2.50° → 0.00° · area 121109 mm² → 15140 mm²
units
- Downwind glide foil — high aspect reference front wing
- 140cm2 surf foil stabilizer
What changed
| Property | Downwind glide foil | 140cm2 surf foil stab… | Change | % |
|---|---|---|---|---|
| Geometry | ||||
| Span | 1240 mm | 334 mm | -906 mm | -73.1% |
| Root chord | 130 mm | 47 mm | -83 mm | -63.8% |
| Tip chord | 48 mm | 37 mm | -11 mm | -22.9% |
| Sweep parameter | 9.717 | 5.703 | -4.014 | -41.3% |
| Dihedral | -2.50° | 0.00° | +2.50° | -100.0% |
| Tip twist | -2.50° | 0.00° | +2.50° | -100.0% |
| TE thickness | 0 mm | 1 mm | +1 mm | +300.0% |
| Tip cap reach | 0.400 | 0.350 | -0.050 | -12.5% |
| Derived | ||||
| Aspect ratio | 12.696 | 7.368 | -5.328 | -42.0% |
| Area | 121109 mm² | 15140 mm² | -105970 mm² | -87.5% |
| Taper | 0.369 | 0.787 | +0.418 | +113.2% |
| MAC | 104 mm | 45 mm | -59 mm | -56.3% |
| Sections | ||||
| Root section | e818 | naca0008 | changed | — |
| Shapedeviation at matched span fractions, 64 samples | ||||
| Chord deviation (max) | 83 mm | |||
| Chord deviation (RMS) | 57 mm | |||
| Twist deviation (max) | 2.50° | |||
| Dihedral deviation (max) | 27 mm | |||
| Tip cap deviation (max) | 463 mm | |||