Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Centerboard Dinghy
Rigging Type: Fractional Sloop
LOA: 4.11 m
LWL: 3.43 m
S.A. (reported): 8.36 m²
Beam: 1.58 m
Displacement: 125 kg
Max Draft: 1.12 m
Min Draft: 0.15 m
Construction: Plywood or FG
First Built: 1947
# Built: 7200
Designer: Drake Sparkman/Sparkman & Stephens

KLSC Leaderboard

KLSC Leaderboard

Sailboat Calculations

S.A. / Displ.: 34.08
Disp: / Len: 86.22
Comfort Ratio: 3.99
Capsize Screening Formula: 3.18
Hull Speed: 4.49 kn
Pounds/Inch Immersion: 207.82 pounds/inch

calculation mobile

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3rd ad full width


Once seen widely in novice programs and in yacht clubs from Florida to Maine (USA), but also in teen's, men's, and women's events. The BLUE JAY was originally constructed of plywood. The class association voted to allow fiberglass in the early 1960s.

Total Sail Area 90 sqft.
Main 62 sqft.
Jib 28 sqft.
Spinnaker 56 sqft.