US 46

Sailboat Specifications

both imperial metric

Hull Type:

Keel/Cbrd.

Rigging Type:

Masthead Sloop

LOA:

46.00 ft / 14.02 m

LWL:

33.00 ft / 10.06 m

Beam:

12.00 ft / 3.66 m

S.A. (reported):

879.00 ft² / 81.66 m²

Draft (max):

10.33 ft / 3.15 m

Draft (min):

5.16 ft / 1.57 m

Displacement:

25,000 lb / 11,340 kg

Ballast:

9,000 lb / 4,082 kg

S.A./Disp.:

16.51

Bal./Disp.:

36.00

Disp./Len.:

310.56

Construction:

FG

Ballast Type:

Lead

First Built:

1968

Builder:

Grampian/US Yachts

Designer:

William Tripp Jr.

Sailboat Calculations

Definitions

S.A./Disp.:

16.51

Bal./Disp.:

36.00

Disp./Len.:

310.56

Comfort Ratio:

38.26

Capsize Screening Formula:

1.64

S#:

1.44

Rig and Sail Particulars

help

I:

47.60 ft / 14.51 m

J:

16.70 ft / 5.09 m

P:

41.00 ft / 12.50 m

E:

17.00 ft / 5.18 m

S.A. Fore:

397.46 ft² / 36.93 m²

S.A. Main:

348.50 ft² / 32.38 m²

S.A. Total (100% Fore + Main Triangles)

745.96 ft² / 69.30 m²

S.A./Disp. (calc.):

14.02

Est. Forestay Len.:

50.44 ft / 15.38 m

Sailboat Links

Designers:

William H. Tripp Jr.

Builders:

Grampian Marine

US Yachts Inc.

Associations:

Grampian Owners Marina

Related Sailboats:

GRAMPIAN 46

Download Boat Record:

PDF

Notes

Probably a stretched versions of the US 41 and from the same mold.
Also sold as the GRAMPIAN 46.
(dimensions from an article that appeared in 'Motor Boating', July, 1970)

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