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Mariner 39 Perry
Designer: Robert Perry  ·  Builder: Trans World - Ta Shing  ·  First built: 1981
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About the Mariner 39 Perry

Designed by renowned naval architect Robert Perry, this 39-foot sailboat represents a thoughtful blend of performance and practicality that made the Mariner brand respected among serious cruising sailors. Perry's distinctive design philosophy shines through in the boat's balanced proportions and seaworthy characteristics, making it well-suited for both coastal exploration and extended offshore passages. The Mariner 39 Perry showcases the designer's talent for creating boats that prioritize sailing performance without sacrificing comfort or safety. Built during an era when production sailboats were evolving toward more sophisticated designs, this model reflects Perry's understanding of what cruising sailors actually need on the water. The boat's construction quality and attention to detail helped establish Mariner's reputation for building reliable, well-engineered vessels. Sailors appreciate the boat's predictable handling characteristics and solid feel in various conditions. The design strikes an appealing balance between interior volume and sailing ability, making it suitable for couples or small families planning extended cruising adventures. While detailed specifications may be limited, the combination of Perry's proven design approach and Mariner's construction standards suggests a capable boat that continues to serve its owners well decades after production.

Core Dimensions
LOA (Length Overall) 38.83 ft / 11.84 m
LWL (Waterline Length) 34.33 ft / 10.46 m
Beam 11.83 ft / 3.61 m
Max Draft 6.00 ft / 1.83 m
Displacement 19,200.00 lb / 8,709 kg
Ballast 8,400.00 lb / 3,810 kg
Sail Area (Reported) 745.00 ft² / 69.21 m²
Design & Construction
Hull Type Fin with rudder on skeg
Rigging Type Cutter
Construction FG
Designer Robert Perry
Builder Trans World - Ta Shing
First Built 1981
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Performance Ratios
SA/Displacement Sail Area to Displacement ratio measures how much sail power a boat has relative to its weight. Higher values mean more performance and speed.
Under 14 — Heavy cruiser, slow14–18 — Cruising sailboat18–22 — Cruiser/racerOver 22 — Performance racer
16.69
Comfort Ratio Ted Brewer's Comfort Ratio predicts how comfortable a boat will feel in offshore conditions. Higher values mean a steadier, more comfortable motion in a seaway.
Under 20 — Uncomfortably rough20–30 — Acceptable coastal30–40 — Good offshore comfortOver 40 — Very comfortable offshore
30.97
Capsize Screening Formula The USHS Capsize Screening Formula estimates offshore capsize risk. Lower is safer — values under 2.0 are considered acceptable for offshore sailing.
Under 2.0 — Safe for offshore2.0–2.2 — Borderline offshoreOver 2.2 — Coastal use recommended
1.77
Hull Speed Hull Speed is the theoretical maximum speed of a displacement hull, calculated from waterline length. Most cruising sailboats reach this speed in moderate conditions. 7.85
S# (Speed Number) The Speed Number (S#) is a quick performance index. Higher values indicate a faster, more powerful design relative to its size.
Under 3.0 — Slow cruiser3.0–5.0 — Average cruiser5.0–7.0 — Performance cruiserOver 7.0 — Racer
2.47
Pounds/Inch Immersion Pounds per Inch Immersion (PPI) tells you how much weight is needed to sink the boat one inch. Useful for calculating how additional gear and stores affect waterline. 1.0
Rig Dimensions
I (Foretriangle Height) 49.5
J (Foretriangle Base) 15.75
P (Mainsail Luff) 45.0
E (Mainsail Foot) 14.75
SA Fore 389.81
SA Main 331.88
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