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Offshore One Chance
Designer: Britton Chance  ·  Builder: Heritage Yacht Corp.  ·  First built: 1976
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About the Offshore One Chance

Designed with ambition baked into its very name, the Offshore One Chance is a sailboat built for those who take their time on the water seriously. As the name suggests, this vessel carries an offshore pedigree, pointing toward a design philosophy centered on open-water capability and confident blue-water passage-making rather than casual daysailing. While detailed specifications for this model remain limited in wider circulation, the offshore designation suggests a hull and rigging optimized for handling the demands of extended coastal or offshore passages, where seakeeping, stability, and reliability matter most. Sailors researching this boat would do well to seek out owners and class associations, as firsthand accounts often reveal the most valuable insights into how a vessel truly performs at sea. The Offshore One Chance appeals to sailors who want a purpose-built machine rather than a compromise cruiser, suggesting a lean toward performance without abandoning the practicality needed for longer voyages. For anyone seriously considering this model, connecting directly with current owners or a knowledgeable broker familiar with the type is strongly recommended to uncover the full picture of what this boat offers.

Core Dimensions
LOA (Length Overall) 32.92 ft / 10.03 m
LWL (Waterline Length) 29.29 ft / 8.93 m
Beam 9.33 ft / 2.84 m
Max Draft 6.00 ft / 1.83 m
Displacement 12,890.00 lb / 5,847 kg
Ballast 7,540.00 lb / 3,420 kg
Sail Area (Reported) 531.00 ft² / 49.33 m²
Design & Construction
Hull Type Fin with rudder on skeg
Rigging Type Masthead Sloop
Construction FG
Designer Britton Chance
Builder Heritage Yacht Corp.
First Built 1976
Last Built 1979
Related Sailboats ["Pearson 33" · "Cc 33" · "Hobie 33" · "Santa Cruz 33" · "Irwin 33"]
Owner Reviews

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Known Issues & What to Watch For

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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
 15.51
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
 33.48
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
 1.59
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. 7.25
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. 976.44
How It Compares

vs. Cc 33, Hobie 33, Santa Cruz 33

This boat Similar boats
Dimensions
LOA
Offshore One Chance ★
32.9 ft
Cc 33
32.9 ft
Hobie 33
33.0 ft
Santa Cruz 33
33.0 ft
LWL
Offshore One Chance ★
29.3 ft
Cc 33
26.4 ft
Hobie 33
30.5 ft
Santa Cruz 33
28.0 ft
Beam
Offshore One Chance ★
9.3 ft
Cc 33
10.5 ft
Hobie 33
8.0 ft
Santa Cruz 33
10.0 ft
Displacement
Offshore One Chance ★
12 lbs
Cc 33
9 lbs
Hobie 33
4 lbs
Santa Cruz 33
7 lbs
Ballast
Offshore One Chance ★
7 lbs
Cc 33
4 lbs
Hobie 33
1 lbs
Santa Cruz 33
3 lbs
Sail Area
Offshore One Chance ★
531 sq ft
Cc 33
502 sq ft
Hobie 33
—
Santa Cruz 33
476 sq ft
Performance
PHRF Rating (lower = faster)
Offshore One Chance ★
—
Cc 33
—
Hobie 33
93 s/nm
Santa Cruz 33
111 s/nm
SA / Displacement (higher = more powerful)
Offshore One Chance ★
15.5
Cc 33
17.6
Hobie 33
—
Santa Cruz 33
20.9
Ballast / Disp (higher = stiffer)
Offshore One Chance ★
—
Cc 33
41.6 %
Hobie 33
47.5 %
Santa Cruz 33
42.9 %
Comfort Ratio (higher = more comfortable offshore)
Offshore One Chance ★
33.5
Cc 33
23.3
Hobie 33
—
Santa Cruz 33
17.1
Capsize Screening (lower = safer)
Offshore One Chance ★
1.59
Cc 33
1.97
Hobie 33
—
Santa Cruz 33
2.09
Displacement / Length (lower = lighter)
Offshore One Chance ★
—
Cc 33
237
Hobie 33
62
Santa Cruz 33
142
Hull Speed
Offshore One Chance ★
7.3 kts
Cc 33
6.9 kts
Hobie 33
—
Santa Cruz 33
7.1 kts
Speed Number (higher = faster)
Offshore One Chance ★
—
Cc 33
2.4
Hobie 33
—
Santa Cruz 33
4.0
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