Luke S&S 50

1981
Designer
Sparkman & Stephens
Builder
Luke, Paul E.
Associations
?
# Built
6
Hull Type
Long Keel
Construction
Aluminum

Dimensions

Length Overall
50 0 / 15.2 m
Waterline Length
35 11 / 11 m
Beam
13 1 / 4 m
Draft
6 9 / 2.1 m
Displacement
40,000 lbs / 18,144 kg
Ballast
15,000 lbs / 6,804 kg (Lead)
drawing

Rig and Sails

Type
Masthead Ketch
Reported Sail Area
1,105 ft2 / 102.7 m2
Total Sail Area
?
Mainsail
Sail Area
?
P
?
E
?
Mast Height
?
Foresail
Sail Area
?
I
?
J
?
Forestay Length
?

Auxilary Power

Make
Westerbeke
Model
?
HP
?
Fuel Type
Diesel
Fuel Capacity
170 gal / 644 l

Accomodations

Water Capacity
320 gal / 1,211 l
Holding Tank Capacity
?
Headroom
?

Calculations

Hull Speed
8.04 knots
Sail Area/Displacement
15.12
under powered
Ballast/Displacement
37.5
less stiff, less powerful
Displacement/Length
382.74
ultraheavy
Comfort Ratio
49.26
heavy bluewater boat
Capsize Screening
1.54
better suited for ocean passages

Notes

S&S# 2373.


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