Masthead Sloop
• Fin w/spade rudder
• Built 1976–1979
Dimensions
LOA
35.17 ft
LWL
26.58 ft
Beam
11.33 ft
Max Draft
5.4 ft
Displacement
13,900 lbs
Ballast
5,300 lbs
Performance Ratios
Capsize Ratio ⓘ
1.89
(offshore safe)
SA/D Ratio ⓘ
14.9
D/L Ratio ⓘ
330
Ballast Ratio ⓘ
38.1%
Sail Plan
Sail Area
539 sq ft
I
42.8 ft
J
14.8 ft
P
38 ft
E
11.7 ft
Construction
Hull Type
Fin w/spade rudder
Rig Type
Masthead Sloop
Hull Material
FG
Ballast Type
—
Production
First Built
1976
Last Built
1979
Number Built
200
Engine & Accommodations
Engine Make
Yanmar
Engine Model
QM20
Engine Type
Diesel
Notes: The first 66 COLUMBIA 10.7's were built by Whittaker Corp. at their Chesapeake plant. Later, it appears that at least 180 more were built at other locations and that production lasted at least through 1979.