Schempp-Hirth Standard Cirrus — 15 m, two Wortmann sectionsvs140cm2 surf foil stabilizer
root section fxs02196 → naca0008 · tip section fx6617a2 → — · dihedral 2.00° → 0.00° · tip twist -2.00° → 0.00° · area 10001997 mm² → 15140 mm² · span 15000 mm → 334 mm
units
- Schempp-Hirth Standard Cirrus — 15 m, two Wortmann sections
- 140cm2 surf foil stabilizer
What changed
| Property | Schempp-Hirth Standar… | 140cm2 surf foil stab… | Change | % |
|---|---|---|---|---|
| Geometry | ||||
| Span | 15000 mm | 334 mm | -14666 mm | -97.8% |
| Root chord | 855 mm | 47 mm | -808 mm | -94.5% |
| Tip chord | 345 mm | 37 mm | -308 mm | -89.3% |
| Sweep parameter | 2.946 | 5.703 | +2.757 | +93.6% |
| Dihedral | 2.00° | 0.00° | -2.00° | -100.0% |
| Tip twist | -2.00° | 0.00° | +2.00° | -100.0% |
| TE thickness | 2 mm | 1 mm | -1 mm | -60.0% |
| Sections | 40 | 30 | -10 | -25.0% |
| Tip cap reach | 0.450 | 0.350 | -0.100 | -22.2% |
| Derived | ||||
| Aspect ratio | 22.496 | 7.368 | -15.127 | -67.2% |
| Area | 10001997 mm² | 15140 mm² | -9986857 mm² | -99.8% |
| Taper | 0.404 | 0.787 | +0.384 | +95.1% |
| MAC | 705 mm | 45 mm | -659 mm | -93.5% |
| Sections | ||||
| Root section | fxs02196 | naca0008 | changed | — |
| Tip section | fx6617a2 | — | changed | — |
| Shapedeviation at matched span fractions, 64 samples | ||||
| Chord deviation (max) | 808 mm | |||
| Chord deviation (RMS) | 640 mm | |||
| Twist deviation (max) | 2.00° | |||
| Dihedral deviation (max) | 262 mm | |||
| Tip cap deviation (max) | 7415 mm | |||