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ALPA 11.50
Built by Alpa (ITA)
• Designed by Danilo Cattadori
General Information
Hull Type:
Fin with rudder on skeg
Rigging Type:
Masthead Sloop
Construction:
FG
First Built:
1975
Last Built:
1979
Dimensions
Length Overall (LOA):
11.56 m
Length Waterline (LWL):
8.15 m
Beam:
3.20 m
Draft (Max):
1.82 m
Headroom:
1.90 m
Weight & Ballast
Displacement:
6,200 kg
Ballast:
2,350 kg
Sail Plan
Foresail Area:
32.58 m²
Mainsail Area:
18.78 m²
Total Sail Area (calculated):
51.36 m²
Sail Area (reported):
74.50 m²
I (Fore Triangle Height):
13.20 m
J (Fore Triangle Base):
4.94 m
P (Mainsail Hoist):
11.50 m
E (Boom Length):
3.27 m
Engine & Systems
Engine Make:
Faryman
Engine Type:
Diesel
Engine Model:
P30
Engine Power:
26 HP
Fuel Capacity:
100 L
Water Capacity:
300 L
Performance Ratios
Hull Speed:
6.93 knots
SA/Displacement (Calculated):
15.22
SA/Displacement (Reported):
22.52
Ballast/Disp Ratio:
37.90%
Displacement/Length:
319.16
Comfort Ratio:
30.63
Capsize Screening:
1.76
S-Number:
1.50
Notes
S.A. (Reported) = Main + #1 Genoa.