Jeanneau Sun Fast 31 is a 30′ 6″ / 9.3 m sailboat designed by Daniel Andrieu and built by Jeanneau between 1991 and 1994.
- Designer
- Daniel Andrieu
- Builder
- Jeanneau
- Association
- Sun Fast (Jeanneau)
- # Built
- ?
- Hull Type
- Fin w/spade rudder
- Construction
- FG
Dimensions
- Length Overall
- 30′ 6″ / 9.3 m
- Waterline Length
- 25′ 3″ / 7.7 m
- Beam
- 10′ 7″ / 3.2 m
- Draft
- 5′ 8″ / 1.8 m
- Displacement
- 6,830 lbs / 3,100 kg
- Ballast
- 2,650 lbs / 1,202 kg (Lead or Iron)
Rig and Sails
- Type
- Fractional Sloop
- Reported Sail Area
- 414.9 ft2 / 38.6 m2
- Total Sail Area
- 415.4 ft2 / 38.6 m2
Mainsail
- Sail Area
- 223 ft2 / 20.7 m2
- P
- 36′ 8″ / 11.2 m
- E
- 12′ 1″ / 3.7 m
- Mast Height
- ?
Foresail
- Sail Area
- 192.4 ft2 / 17.9 m2
- I
- 36′ 1″ / 11 m
- J
- 10′ 7″ / 3.3 m
- Forestay Length
- 37′ 7″ / 11.5 m
Auxilary Power
- Make
- Yanmar
- Model
- 2GM20
- HP
- 18
- Fuel Type
- Diesel
- Fuel Capacity
- 12 gal / 45 l
Accomodations
- Water Capacity
- 24 gal / 91 l
- Holding Tank Capacity
- ?
- Headroom
- ?
Calculations
- Hull Speed
- 6.73 knots
- Sail Area/Displacement
-
18.44
good performance
- Ballast/Displacement
-
38.78
less stiff, less powerful
- Displacement/Length
-
189.29
light
- Comfort Ratio
-
16.84
lightweight racing boat
- Capsize Screening
-
2.23
better suited for coastal cruising
Notes
Shallow draft: 1.45m/4.76’ (Deep lead keel available as an opt.)
Based on SUN ODYSSEY 31, SUN LIGHT 30.
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