Rigging Dimensions
The four foretriangle measurements sailmakers need to quote a new suit.
I ?
32.30 ft
J ?
9.80 ft
P ?
28.80 ft
E ?
12.10 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 | 174.2 | 16.2 |
| 100% ForetriangleI × J ÷ 2 | 158.3 | 14.7 |
| 150% GenoaTypical light-air headsail | 237.4 | 22.1 |
| Storm Jib~50% of foretriangle, high-cut | 79.1 | 7.4 |
| Symmetric SpinnakerEstimated from I, J | 569.8 | 52.9 |
| Total Working Sail AreaMain + 100% foretriangle | 332.5 | 30.9 |
Foretriangle Diagram
Drawn to scale from published I, J, P, E measurements — Masthead Sloop · Sparkman & Stephens design
Performance Ratios
How the New Horizons 26 carries its sail relative to its displacement.
SA/D Ratio
16.1
Moderate — comfortable coastal cruiser, not overcanvassed.
Mast Height (above DWL)
— ft
Air draft not published — measure yours before any bridge transit.
Ballast Ratio
27%
Light ballast — tends to be tender; reef earlier.
Typical Sail Inventory
What New Horizons 26 owners usually carry and what's worth buying used vs. new.
Mainsail 174.2 ft²
Dacron cross-cut with 2 reef points is standard. Full-batten is a common upgrade.
Replace new
150% Genoa 237.4 ft²
The workhorse headsail. Most boats have one on a furler by now.
Replace new
110% Working Jib ~174 ft²
Good secondary sail for breezy days — used market is strong.
Buy used
Storm Jib 79.1 ft²
Bright orange recommended. Rarely used, hard to justify new.
Buy used
Asymmetric Spinnaker ~570 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 New Horizons 26 — Dacron, laminate, and cruising performance tiers.