Rigging Dimensions
The four foretriangle measurements sailmakers need to quote a new suit.
I ?
20.13 ft
J ?
19.69 ft
P ?
1.00 ft
E ?
12.89 ft
Sail Area Breakdown
Calculated from rigging dimensions. Use these as your starting point when ordering a new suit.
| Sail | Area (ft²) | Area (m²) |
|---|---|---|
| MainsailP × E ÷ 2 | 6.4 | 0.6 |
| 100% ForetriangleI × J ÷ 2 | 198.2 | 18.4 |
| 150% GenoaTypical light-air headsail | 297.3 | 27.6 |
| Storm Jib~50% of foretriangle, high-cut | 99.1 | 9.2 |
| Symmetric SpinnakerEstimated from I, J | 713.4 | 66.3 |
| Total Working Sail AreaMain + 100% foretriangle | 204.6 | 19.0 |
Foretriangle Diagram
Drawn to scale from published I, J, P, E measurements — Fractional Sloop · Berret-Racoupeau design
Performance Ratios
How the Hanse 510 carries its sail relative to its displacement.
SA/D Ratio
20.1
Powerful cruiser/racer — quick in light air, reef early in a blow.
Mast Height (above DWL)
77.3 ft
Air draft exceeds the 65 ft ICW standard — plan accordingly.
Ballast Ratio
—
Ballast ratio not published.
Typical Sail Inventory
What Hanse 510 owners usually carry and what's worth buying used vs. new.
Mainsail 6.4 ft²
Dacron cross-cut with 2 reef points is standard. Full-batten is a common upgrade.
Replace new
150% Genoa 297.3 ft²
The workhorse headsail. Most boats have one on a furler by now.
Replace new
110% Working Jib ~218 ft²
Good secondary sail for breezy days — used market is strong.
Buy used
Storm Jib 99.1 ft²
Bright orange recommended. Rarely used, hard to justify new.
Buy used
Asymmetric Spinnaker ~713 ft²
Popular downwind upgrade — easier than symmetric for shorthanded sailing.
Optional
Replacement Cost Estimator
Get a rough price range for a new mainsail and genoa for the Hanse 510 — Dacron, laminate, and cruising performance tiers.