Arthur Marine/Coastal Recreation Inc. Balboa 20
Sailboat
20′
Since 1967
Overview
- Builder
- Arthur Marine/Coastal Recreation Inc.
- Model
- Balboa 20
- Type
- Sailboat
- Built
- 1967 on
- Designer
- Lyle C. Hess/Richard Arthur
- Hull
- Swing Keel
- Hull material
- Fiberglass
- Rig
- Fractional Sloop
Dimensions
- Length overall
- 20′ (6.10 m)
- Waterline length
- 17′ 6″ (5.33 m)
- Beam
- 7′ 1″ (2.16 m)
- Draft
- 1′ 7″ (0.49 m)
- Displacement
- 1,700 lb (771 kg)
- Ballast
- 450 lb (204 kg)
Sails and rig
- Sail area
- 190 sq ft (17.6 m²)
- I (foretriangle height)
- 20′ 8″ (6.31 m)
- J (foretriangle base)
- 8′ 10″ (2.68 m)
- P (mainsail luff)
- 21′ (6.40 m)
- E (mainsail foot)
- 8′ 8″ (2.65 m)
Design ratios
- Sail area / displacement
- 21.3
- Displacement / length
- 142
- Ballast ratio
- 26%
- Capsize screening
- 2.38
Power from the sails for the boat's weight. Under 16 is modest, 16–20 a typical cruiser, over 20 lively.
How heavy the boat is for its waterline. Under 200 is light, 200–300 moderate, over 300 heavy.
Share of the weight that is ballast. Higher generally means stiffer in a breeze.
Under 2 is generally considered better for offshore use.
More details
- Construction
- FG
Data from Mauri Pro Sailboat Data. Check details with the builder before relying on them.