Sailboat Specifications
Hull Type:
Fin with rudder on skeg
Rigging Type:
Masthead Sloop
LOA:
30.64 ft / 9.34 m
LWL:
25.98 ft / 7.92 m
Beam:
9.06 ft / 2.76 m
S.A. (reported):
370.00 ft2 / 34.37 m2
Draft (max):
5.91 ft / 1.80 m
Displacement:
7,782 lb / 3,530 kg
Ballast:
3,748 lb / 1,700 kg
S.A./Disp.:
15.12
Bal./Disp.:
48.16
Disp./Len.:
198.12
Construction:
FG
Ballast Type:
Iron
First Built:
1973
Last Built:
1988
# Built:
1000
Designer:
Bruno Boström/Grandinsson
Auxiliary Power/Tanks (orig. equip.)
Make:
Yanmar
Type:
Diesel
HP:
8
Sailboat Calculations
S.A./Disp.:
15.12
Bal./Disp.:
48.16
Disp./Len.:
198.12
Comfort Ratio:
23.32
Capsize Screening Formula:
1.83
S#:
2.50
Rig and Sail Particulars
I:
37.40 ft / 11.40 m
J:
11.98 ft / 3.65 m
P:
31.82 ft / 9.70 m
E:
9.19 ft / 2.80 m
S.A. Fore:
224.03 ft2 / 20.81 m2
S.A. Main:
146.21 ft2 / 13.58 m2
S.A. Total (100% Fore + Main Triangles)
370.24 ft2 / 34.40 m2
S.A./Disp. (calc.):
15.13
Est. Forestay Len.:
39.27 ft / 11.97 m
Notes
Derived from the earlier Bostrum designed MARKAT 30. Also known as BOSTRUM 31. Most were sold as bare hulls or kits.
Sailboat Forum
View All Topics
Create Topic
Latest Topics