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CAL 27
Built by Jensen Marine (USA)
• Designed by William Lapworth
General Information
Hull Type:
Fin w/spade rudder
Rigging Type:
Masthead Sloop
Construction:
FG
First Built:
1971
Last Built:
1974
Number Built:
306
Dimensions
Length Overall (LOA):
8.33 m
Length Waterline (LWL):
6.81 m
Beam:
2.74 m
Draft (Max):
1.37 m
Weight & Ballast
Displacement:
2,449 kg
Ballast:
1,236 kg
Sail Plan
Foresail Area:
19.23 m²
Mainsail Area:
13.21 m²
Total Sail Area (calculated):
32.44 m²
Sail Area (reported):
32.52 m²
I (Fore Triangle Height):
10.52 m
J (Fore Triangle Base):
3.66 m
P (Mainsail Hoist):
8.46 m
E (Boom Length):
3.12 m
Engine & Systems
Water Capacity:
45 L
Performance Ratios
Hull Speed:
6.33 knots
SA/Displacement (Calculated):
17.85
SA/Displacement (Reported):
18.25
Ballast/Disp Ratio:
50.46%
Displacement/Length:
216.51
Comfort Ratio:
18.76
Capsize Screening:
2.06
S-Number:
2.65
Notes
The first in a series of 3 Cal 27s, all by Lapworth, but different designs.