Mason 33

1984 — 1989
Designer
Alvin Mason
Builder
Ta Shing Yacht Building Ltd.
Associations
?
# Built
20
Hull Type
Long Keel
Construction
FG

Dimensions

Length Overall
33 9 / 10.3 m
Waterline Length
25 5 / 7.8 m
Beam
10 9 / 3.3 m
Draft
4 11 / 1.5 m
Displacement
14,270 lbs / 6,472 kg
Ballast
5,320 lbs / 2,413 kg
drawing

Rig and Sails

Type
Masthead Sloop
Reported Sail Area
602 ft2 / 55.9 m2
Total Sail Area
609.5 ft2 / 56.6 m2
Mainsail
Sail Area
282.4 ft2 / 26.2 m2
P
38 3 / 11.7 m
E
14 9 / 4.5 m
Mast Height
?
Foresail
Sail Area
327 ft2 / 30.4 m2
I
44 9 / 13.7 m
J
14 7 / 4.5 m
Forestay Length
47 1 / 14.4 m

Auxilary Power

Make
Westerbeke
Model
35C
HP
35
Fuel Type
Diesel
Fuel Capacity
?

Accomodations

Water Capacity
?
Holding Tank Capacity
?
Headroom
?

Calculations

Hull Speed
6.76 knots
Sail Area/Displacement
16.37
good performance
Ballast/Displacement
37.28
less stiff, less powerful
Displacement/Length
387.81
ultraheavy
Comfort Ratio
32.84
moderate bluewater cruising boat
Capsize Screening
1.79
better suited for ocean passages

Notes

Mason design # S-116.


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