INTERNATIONAL 21
Masthead Sloop • Swing Keel • Built 1976
Dimensions
- LOA
- 21.5 ft
- LWL
- 17.33 ft
- Beam
- 7.33 ft
- Max Draft
- 4 ft
- Min Draft
- 1.16 ft
- Displacement
- 1,750 lbs
- Ballast
- 400 lbs
Performance Ratios
- Capsize Ratio ⓘ
- 2.43 (use caution offshore)
- SA/D Ratio ⓘ
- 19.3
- D/L Ratio ⓘ
- 150
- Ballast Ratio ⓘ
- 22.9%
Sail Plan
- Sail Area
- 175 sq ft
Construction
- Hull Type
- Swing Keel
- Rig Type
- Masthead Sloop
- Hull Material
- FG
- Ballast Type
- —
Production
- First Built
- 1976
- Last Built
- —
- Number Built
- —
Notes: Sometime in the late 1970's, a company called Southcoast Boats (Oldsmar FL,USA) began making a similar model called the EXPLORER (21)??, almost certainly from the same tooling. It is thought that at least 30 of this later version were built.