Crown 28

1976
Designer
C. William Lapworth
Builder
Calgan Marine Ltd.
Associations
?
# Built
?
Hull Type
Fin w/spade rudder
Construction
FG

Dimensions

Length Overall
27 9 / 8.5 m
Waterline Length
23 3 / 7.1 m
Beam
8 9 / 2.7 m
Draft
4 9 / 1.5 m
Displacement
6,700 lbs / 3,039 kg
Ballast
2,900 lbs / 1,315 kg
drawing

Rig and Sails

Type
Masthead Sloop
Reported Sail Area
372 ft2 / 34.6 m2
Total Sail Area
371.9 ft2 / 34.6 m2
Mainsail
Sail Area
155 ft2 / 14.4 m2
P
31 0 / 9.5 m
E
10 0 / 3.1 m
Mast Height
37 0 / 11.3 m
Foresail
Sail Area
216.9 ft2 / 20.2 m2
I
36 8 / 11.2 m
J
11 10 / 3.6 m
Forestay Length
38 6 / 11.7 m

Auxilary Power

Make
?
Model
?
HP
?
Fuel Type
?
Fuel Capacity
12 gal / 45 l

Accomodations

Water Capacity
25 gal / 95 l
Holding Tank Capacity
?
Headroom
?

Calculations

Hull Speed
6.47 knots
Sail Area/Displacement
16.75
good performance
Ballast/Displacement
43.28
stiffer, more powerful
Displacement/Length
235.55
moderate
Comfort Ratio
22.92
coastal cruiser
Capsize Screening
1.87
better suited for ocean passages

Notes

Similar to the CAL 27-2. Calgan Marine built some of the earlier CAL/Lapworth boats under license to be sold in Canada.
Photo courtesy Adam Hunt.


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