EXPLORER 21 (HELSEN)
Masthead Sloop
• Swing Keel
• Built 1977
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
- 200 lbs
Performance Ratios
-
Capsize Ratio ⓘ
-
2.43
(use caution offshore)
-
SA/D Ratio ⓘ
- 19.3
-
D/L Ratio ⓘ
- 150
- Ballast Ratio ⓘ
-
11.4%
Sail Plan
- Sail Area
- 175 sq ft
- I
- 24.83 ft
- J
- 7.04 ft
- P
- 20 ft
- E
- 8.75 ft
Construction
- Hull Type
- Swing Keel
- Rig Type
- Masthead Sloop
- Hull Material
- FG
- Ballast Type
- —
Production
- First Built
- 1977
- Last Built
- —
- Number Built
- —
Notes: Nearly the same as the INTERNATIONAL 21.