COLUMBIA 28

Sailboat Specifications

both imperial metric

Hull Type:

Fin w/spade rudder

Rigging Type:

Masthead Sloop

LOA:

27.58 ft / 8.41 m

LWL:

21.67 ft / 6.61 m

Beam:

8.50 ft / 2.59 m

S.A. (reported):

343.00 ft² / 31.87 m²

Draft (max):

4.33 ft / 1.32 m

Draft (min):

Displacement:

6,500 lb / 2,948 kg

Ballast:

2,800 lb / 1,270 kg

S.A./Disp.:

15.81

Bal./Disp.:

43.08

Disp./Len.:

285.16

Construction:

FG (solid laminate)

Ballast Type:

Lead

First Built:

1967

Last Built:

# Built:

553

Builder:

Columbia Yachts (USA)

Designer:

William Crealock

Website:

Auxiliary Power/Tanks (orig. equip.)

Make:

Universal

Model:

Atomic 4

Type:

Gas

HP:

Water:

18 gals / 68 L

Fuel:

12 gals / 45 L

Sailboat Calculations

help

S.A./Disp.:

15.81

Bal./Disp.:

43.08

Disp./Len.:

285.16

Comfort Ratio:

24.77

Capsize Screening Formula:

1.82

Rig and Sail Particulars

help

I:

31.50 ft / 9.60 m

J:

12.00 ft / 3.66 m

P:

26.75 ft / 8.15 m

E:

11.33 ft / 3.45 m

SPL/TPS:

ISP:

S.A. Fore:

189.00 ft² / 17.56 m²

S.A. Main:

151.54 ft² / 14.08 m²

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

340.54 ft² / 31.64 m²

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

15.69

Est. Forestay Len.:

33.71 ft / 10.27 m

Sailboat Links

Designers:

William Crealock

Builders:

Columbia Yachts

Notes

553 built including the later COLUMBIA 28 MK II.
Similar to CORONADO 28.
Sold later in varying stages of completion as the SAILCRAFTER 28.