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CHALLENGER 38 (ALDEN)
Built by Halmatic Ltd. (UK)
• Designed by John G. Alden
Market Value
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General Information
Hull Type:
Keel/Cbrd.
Rigging Type:
Masthead Yawl
Construction:
FG hull
First Built:
1960
Last Built:
1965
Number Built:
50
Dimensions
Length Overall (LOA):
11.73 m
Length Waterline (LWL):
8.31 m
Beam:
3.35 m
Draft (Max):
2.44 m
Draft (Min):
1.22 m
Weight & Ballast
Displacement:
7,257 kg
Sail Plan
Foresail Area:
27.90 m²
Mainsail Area:
30.18 m²
Total Sail Area (calculated):
58.08 m²
Sail Area (reported):
58.06 m²
I (Fore Triangle Height):
12.80 m
J (Fore Triangle Base):
4.36 m
P (Mainsail Hoist):
11.13 m
E (Boom Length):
5.43 m
Engine & Systems
Engine Make:
Greymarine
Engine Type:
Gas
Performance Ratios
Hull Speed:
7.00 knots
SA/Displacement (Calculated):
15.49
SA/Displacement (Reported):
15.81
Displacement/Length:
353.00
Comfort Ratio:
33.12
Capsize Screening:
1.75
S-Number:
1.31
Notes
Alden design #949. The Fiberglass hulls were molded by Halmatic Ltd. in the UK and finished with wood decks, usually covered with teak, mahogany cabin trunk and trim, by a number of other yards.