GRAVESEND BAY KNOCKABOUT

GRAVESEND BAY KNOCKABOUT

Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Centerboard Dinghy
Rigging Type: Gaffhead Sloop
LOA: 20.96 ft
LWL: 17.42 ft
S.A. (reported): 249.00 ft²
Beam: 6.00 ft
Displacement: 1,100.00 lb
Max Draft: 4.50 ft
Min Draft: 0.67 ft
Construction: Wood planked
First Built: 1908
Last Built: 1918
Builder: William Wall
Designer: John R. Brophy

KLSC Leaderboard

KLSC Leaderboard

Sailboat Calculations

Definitions
S.A. / Displ.: 37.46
Disp: / Len: 92.90
Comfort Ratio: 8.45
Capsize Screening Formula: 2.33
Hull Speed: 5.59 kn
Pounds/Inch Immersion: 373.46 pounds/inch

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Notes

Built for members of the New York Canoe Club and raced in New York Harbor up until the 1920's. (Specific dates are unknown).
Locally known as CLASS X. Not strictly a one design class but boats were similar.
(Disp. is an estimate)
Related article appeared in 'The Rudder', Dec. 1916.
(Today Gravesend (Bay) is a neighborhood in the borough of Brooklyn, New York)