Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin w/spade rudder
Rigging Type: Fractional Sloop
LOA: 27.92 ft
LWL: 23.58 ft
S.A. (reported): 366.00 ft²
Beam: 9.33 ft
Displacement: 4,600.00 lb
Ballast: 1,760.00 lb
Max Draft: 5.50 ft
Construction: FG
Ballast Type: Lead
First Built: 1976
# Built: 36
Builder: Dennis Choate (USA)
Designer: Scott Kaufman

KLSC Leaderboard

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Sailboat Calculations

S.A. / Displ.: 21.23
Bal. / Displ.: 38.26
Disp: / Len: 156.63
Comfort Ratio: 14.59
Capsize Screening Formula: 2.25
S#: 3.80
Hull Speed: 6.51 kn
Pounds/Inch Immersion: 786.09 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 33.50 ft
J: 10.20 ft
P: 34.50 ft
E: 11.00 ft
S.A. Fore: 170.85 ft²
S.A. Main: 189.75 ft²
S.A. Total (100% Fore + Main Triangles): 360.60 ft²
S.A./Displ. (calc.): 20.92
Est. Forestay Length: 35.02 ft

Sailboat Links

Designers: Scott Kaufman
Builders: Dencho Marine
Associations: Choate CF 27 Owners
Download Boat Record:


The name depended on region. The CF 27 moniker was used primarily in So. Cal, where the boat’s were built. Most other regions – PNW, Gulf Coast, East Coast – use the Choate 27 name
A Vire inboard engine was advertised as an option.
Thanks to Chris Winnard for updates, photo and drawing.