JONMERI 40
Masthead Sloop • Fin w/spade rudder • Built 1981
Dimensions
- LOA
- 39.69 ft
- LWL
- 32.8 ft
- Beam
- 12.63 ft
- Max Draft
- 6.88 ft
- Displacement
- 18,900 lbs
- Ballast
- 8,900 lbs
Performance Ratios
- Capsize Ratio ⓘ
- 1.90 (offshore safe)
- SA/D Ratio ⓘ
- 17.0
- D/L Ratio ⓘ
- 239
- Ballast Ratio ⓘ
- 47.1%
Sail Plan
- Sail Area
- 754 sq ft
- I
- 53.47 ft
- J
- 16.73 ft
- P
- 46.75 ft
- E
- 13.12 ft
Construction
- Hull Type
- Fin w/spade rudder
- Rig Type
- Masthead Sloop
- Hull Material
- FG
- Ballast Type
- Lead
Production
- First Built
- 1981
- Last Built
- —
- Number Built
- 30
Engine & Accommodations
- Engine Make
- BMW
- Engine Model
- D-45
- Power
- 45 hp
- Engine Type
- Diesel
- Water
- 106 gal
- Fuel
- 53 gal
Notes: Shown here is an updated version with rig, keel, and rudder redesigned by Stråhlman.