Rigging Dimensions
The four foretriangle measurements sailmakers need to quote a new suit.
I ?
51.51 ft
J ?
16.57 ft
P ?
44.79 ft
E ?
15.75 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 | 352.7 | 32.8 |
| 100% ForetriangleI × J ÷ 2 | 426.8 | 39.6 |
| 150% GenoaTypical light-air headsail | 640.1 | 59.5 |
| Storm Jib~50% of foretriangle, high-cut | 213.4 | 19.8 |
| Symmetric SpinnakerEstimated from I, J | 1,536.3 | 142.7 |
| Total Working Sail AreaMain + 100% foretriangle | 779.5 | 72.4 |
Foretriangle Diagram
Drawn to scale from published I, J, P, E measurements — Masthead Sloop · Daniel Andrieu design
Performance Ratios
How the Atlantic 44 carries its sail relative to its displacement.
SA/D Ratio
15.9
Moderate — comfortable coastal cruiser, not overcanvassed.
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 Atlantic 44 owners usually carry and what's worth buying used vs. new.
Mainsail 352.7 ft²
Dacron cross-cut with 2 reef points is standard. Full-batten is a common upgrade.
Replace new
150% Genoa 640.1 ft²
The workhorse headsail. Most boats have one on a furler by now.
Replace new
110% Working Jib ~469 ft²
Good secondary sail for breezy days — used market is strong.
Buy used
Storm Jib 213.4 ft²
Bright orange recommended. Rarely used, hard to justify new.
Buy used
Asymmetric Spinnaker ~1,536 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 Atlantic 44 — Dacron, laminate, and cruising performance tiers.