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SOUTHERLY 115

Built by Northshore Yachts • Designed by D. Carter/Rob Humphreys/Northshore Design Team
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SOUTHERLY 115 - Drawing

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General Information

Hull Type: Swing Keel
Rigging Type: Masthead Sloop
Construction: FG
First Built: 1984

Dimensions

Length Overall (LOA): 11.23 m
Length Waterline (LWL): 8.38 m
Beam: 3.63 m
Draft (Max): 2.46 m
Draft (Min): 0.69 m

Weight & Ballast

Displacement: 6,901 kg
Ballast: 3,446 kg

Sail Plan

Foresail Area: 20.90 m²
Mainsail Area: 14.88 m²
Total Sail Area (calculated): 35.78 m²
I (Fore Triangle Height): 10.97 m
J (Fore Triangle Base): 3.81 m
P (Mainsail Hoist): 9.30 m
E (Boom Length): 3.20 m

Engine & Systems

Engine Make: Yanmar
Engine Type: Diesel

Performance Ratios

Hull Speed: 7.03 knots
SA/Displacement (Calculated): 9.87
Ballast/Disp Ratio: 49.93%
Displacement/Length: 326.61
Comfort Ratio: 28.61
Capsize Screening: 1.93
S-Number: 0.97

Notes

Displayed here is the MIII version which has a deeper swing keel and twin rudders designed by Humphreys. Specs above apply to Mk 2 thru 4.