J/97E

2008
Designer
Johnstone
Builder
J Boats
Associations
?
# Built
?
Hull Type
Fin w/bulb & spade rudder
Construction
FG

Dimensions

Length Overall
31 6 / 9.6 m
Waterline Length
26 7 / 8.1 m
Beam
10 11 / 3.4 m
Draft
6 3 / 1.9 m
Displacement
8,600 lbs / 3,901 kg
Ballast
2,900 lbs / 1,315 kg (Lead)
drawing

Rig and Sails

Type
Fractional Sloop
Reported Sail Area
498 ft2 / 46.3 m2
Total Sail Area
498.3 ft2 / 46.3 m2
Mainsail
Sail Area
256.7 ft2 / 23.9 m2
P
39 6 / 12 m
E
12 11 / 4 m
Mast Height
?
Foresail
Sail Area
241.5 ft2 / 22.4 m2
I
41 2 / 12.6 m
J
11 8 / 3.6 m
Forestay Length
42 10 / 13.1 m
Spinnaker
SPL/TPS
16 7 / 5.1 m
ISP
45 0 / 13.7 m

Auxilary Power

Make
Volvo
Model
D1-20
HP
18
Fuel Type
Diesel
Fuel Capacity
13 gal / 49 l

Accomodations

Water Capacity
26 gal / 98 l
Holding Tank Capacity
?
Headroom
?

Calculations

Hull Speed
6.91 knots
Sail Area/Displacement
18.98
good performance
Ballast/Displacement
33.72
less stiff, less powerful
Displacement/Length
203.99
moderate
Comfort Ratio
19.28
lightweight racing boat
Capsize Screening
2.15
better suited for coastal cruising

Notes

Nearly the same as J/97.


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