Rigging Dimensions
The four foretriangle measurements sailmakers need to quote a new suit.
I ?
58.64 ft
J ?
7.48 ft
P ?
214.95 ft
E ?
30.09 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 | 3,233.9 | 300.4 |
| 100% ForetriangleI × J ÷ 2 | 219.3 | 20.4 |
| 150% GenoaTypical light-air headsail | 329.0 | 30.6 |
| Storm Jib~50% of foretriangle, high-cut | 109.7 | 10.2 |
| Symmetric SpinnakerEstimated from I, J | 789.5 | 73.3 |
| Total Working Sail AreaMain + 100% foretriangle | 3,453.2 | 320.8 |
Foretriangle Diagram
Drawn to scale from published I, J, P, E measurements — Fractional Sloop · Brian Bennett/Rodger Martin/ Ross Weene design
Performance Ratios
How the Vx One carries its sail relative to its displacement.
SA/D Ratio
—
Sail Area / Displacement ratio not published.
Mast Height (above DWL)
— ft
Air draft not published — measure yours before any bridge transit.
Ballast Ratio
37%
Typical cruising ballast — balanced stability underway.
Typical Sail Inventory
What Vx One owners usually carry and what's worth buying used vs. new.
Mainsail 3,233.9 ft²
Dacron cross-cut with 2 reef points is standard. Full-batten is a common upgrade.
Replace new
150% Genoa 329.0 ft²
The workhorse headsail. Most boats have one on a furler by now.
Replace new
110% Working Jib ~241 ft²
Good secondary sail for breezy days — used market is strong.
Buy used
Storm Jib 109.7 ft²
Bright orange recommended. Rarely used, hard to justify new.
Buy used
Asymmetric Spinnaker ~790 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 Vx One — Dacron, laminate, and cruising performance tiers.