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ALPA 7.4
Built by Alpa (ITA)
• Designed by Sparkman & Stephens
General Information
Hull Type:
Fin with rudder on skeg
Rigging Type:
Masthead Sloop
Construction:
FG
First Built:
1974
Last Built:
1981
Dimensions
Length Overall (LOA):
7.40 m
Length Waterline (LWL):
6.23 m
Beam:
2.60 m
Draft (Max):
1.30 m
Weight & Ballast
Displacement:
1,900 kg
Sail Plan
Foresail Area:
15.25 m²
Mainsail Area:
10.90 m²
Total Sail Area (calculated):
26.15 m²
Sail Area (reported):
26.11 m²
I (Fore Triangle Height):
9.84 m
J (Fore Triangle Base):
3.10 m
P (Mainsail Hoist):
7.79 m
E (Boom Length):
2.80 m
Engine & Systems
Engine Make:
Farymann
Engine Type:
Diesel
Engine Power:
11 HP
Fuel Capacity:
23 L
Water Capacity:
95 L
Performance Ratios
Hull Speed:
6.06 knots
SA/Displacement (Calculated):
17.05
SA/Displacement (Reported):
17.35
Displacement/Length:
218.99
Comfort Ratio:
17.25
Capsize Screening:
2.12
S-Number:
2.53