Beta Marine

Sailboat Specifications

Hull Type: Keel/Cbrd.
Rigging Type: Masthead Sloop
LOA: 6.10 m
LWL: 5.66 m
S.A. (reported): 17.65 m²
Beam: 2.29 m
Displacement: 862 kg
Ballast: 249 kg
Max Draft: 1.83 m
Min Draft: 0.51 m
Construction: FG
Ballast Type: Iron
First Built: 1972
Builder: J & J Nash Industries Ltd. (CAN)
Designer: Hughes/Nash

Sailboat Calculations

S.A. / Displ.: 19.86
Bal. / Displ.: 28.95
Disp: / Len: 132.24
Comfort Ratio: 10.55
Capsize Screening Formula: 2.42
S#: 4.08
Hull Speed: 5.78 kn
Pounds/Inch Immersion: 497.91 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 7.77 m
J: 2.29 m
P: 6.40 m
E: 2.74 m
S.A. Fore: 8.88 m²
S.A. Main: 8.78 m²
S.A. Total (100% Fore + Main Triangles): 17.66 m²
S.A./Displ. (calc.): 19.88
Est. Forestay Length: 8.10 m
Mast Height from DWL: 8.38 m

Sailboat Links

Builders: Nash Industries (CAN)
Download Boat Record:


Thanks to NASH 20 owner Brian H. for providing photo (the only one we've seen of this model).
Also built by TR Boats Co. LTD and called the TR20.