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CAL 28
Built by Jensen Marine (USA)
• Designed by C. W. Lapworth
General Information
Hull Type:
Fin w/spade rudder
Rigging Type:
Masthead Sloop
Construction:
FG
First Built:
1963
Last Built:
1969
Number Built:
347
Dimensions
Length Overall (LOA):
8.53 m
Length Waterline (LWL):
6.86 m
Beam:
2.74 m
Draft (Max):
1.37 m
Weight & Ballast
Displacement:
2,722 kg
Ballast:
998 kg
Ballast Type:
Lead
Sail Plan
Foresail Area:
17.48 m²
Mainsail Area:
15.22 m²
Total Sail Area (calculated):
32.70 m²
Sail Area (reported):
32.70 m²
I (Fore Triangle Height):
10.06 m
J (Fore Triangle Base):
3.47 m
P (Mainsail Hoist):
8.53 m
E (Boom Length):
3.57 m
Engine & Systems
Engine Type:
Gas
Fuel Capacity:
68 L
Water Capacity:
106 L
Performance Ratios
Hull Speed:
6.36 knots
SA/Displacement (Calculated):
16.77
SA/Displacement (Reported):
17.11
Ballast/Disp Ratio:
36.67%
Displacement/Length:
235.16
Comfort Ratio:
20.57
Capsize Screening:
1.98
S-Number:
2.33
Notes
One of the first CAL's and initially called the CALIFORNIA 28.