Rigging Dimensions
The four foretriangle measurements sailmakers need to quote a new suit.
I ?
68.67 ft
J ?
19.42 ft
P ?
61.75 ft
E ?
20.16 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 | 622.4 | 57.8 |
| 100% ForetriangleI × J ÷ 2 | 666.8 | 61.9 |
| 150% GenoaTypical light-air headsail | 1,000.2 | 92.9 |
| Storm Jib~50% of foretriangle, high-cut | 333.4 | 31.0 |
| Symmetric SpinnakerEstimated from I, J | 2,400.4 | 223.0 |
| Total Working Sail AreaMain + 100% foretriangle | 1,289.2 | 119.8 |
Foretriangle Diagram
Drawn to scale from published I, J, P, E measurements — Cutter · Bill Dixon design
Performance Ratios
How the Moody 54 carries its sail relative to its displacement.
SA/D Ratio
16.6
Moderate — comfortable coastal cruiser, not overcanvassed.
Mast Height (above DWL)
— ft
Air draft not published — measure yours before any bridge transit.
Ballast Ratio
34%
Typical cruising ballast — balanced stability underway.
Typical Sail Inventory
What Moody 54 owners usually carry and what's worth buying used vs. new.
Mainsail 622.4 ft²
Dacron cross-cut with 2 reef points is standard. Full-batten is a common upgrade.
Replace new
150% Genoa 1,000.2 ft²
The workhorse headsail. Most boats have one on a furler by now.
Replace new
110% Working Jib ~733 ft²
Good secondary sail for breezy days — used market is strong.
Buy used
Storm Jib 333.4 ft²
Bright orange recommended. Rarely used, hard to justify new.
Buy used
Asymmetric Spinnaker ~2,400 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 Moody 54 — Dacron, laminate, and cruising performance tiers.