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YAMAHA 25-2
Built by Yamaha (JAP)
• Designed by Yamaha/Ichiro Yokoyama
General Information
Hull Type:
Fin with rudder on skeg
Rigging Type:
Masthead Sloop
Construction:
FG
First Built:
1976
Dimensions
Length Overall (LOA):
7.55 m
Length Waterline (LWL):
5.87 m
Beam:
2.73 m
Draft (Max):
1.65 m
Headroom:
1.70 m
Weight & Ballast
Displacement:
1,700 kg
Ballast:
650 kg
Sail Plan
Foresail Area:
14.93 m²
Mainsail Area:
12.78 m²
Total Sail Area (calculated):
27.71 m²
Sail Area (reported):
27.69 m²
I (Fore Triangle Height):
10.00 m
J (Fore Triangle Base):
2.99 m
P (Mainsail Hoist):
9.11 m
E (Boom Length):
2.80 m
Engine & Systems
Engine Make:
Yanmar
Engine Type:
Diesel
Engine Power:
8 HP
Fuel Capacity:
25 L
Water Capacity:
36 L
Performance Ratios
Hull Speed:
5.88 knots
SA/Displacement (Calculated):
19.45
SA/Displacement (Reported):
19.81
Ballast/Disp Ratio:
38.23%
Displacement/Length:
234.56
Comfort Ratio:
14.93
Capsize Screening:
2.31
S-Number:
2.60