GEM 550

GEM 550 photo

Sailboat Specifications


Hull Type:
Swing Keel
Rigging Type:
Fractional Sloop
LOA:
18.04 ft / 5.50 m
LWL:
16.67 ft / 5.08 m
Beam:
7.91 ft / 2.41 m
S.A. (reported):
199.00 ft2 / 18.49 m2
Draft (max):
3.28 ft / 1.00 m
Draft (min):
0.75 ft / 0.23 m
Displacement:
1,146 lb / 520 kg
Ballast:
397 lb / 180 kg
S.A./Disp.:
29.13
Bal./Disp.:
34.64
Disp./Len.:
110.44
Construction:
FG
First Built:
1976
# Built:
40
Builder:
Central Boating Services
Designer:
Rob Humphries

Sailboat Calculations

S.A./Disp.:
29.13
Bal./Disp.:
34.64
Disp./Len.:
110.44
Comfort Ratio:
6.59
Capsize Screening Formula:
3.03

Notes

Originaly designed as a European IOR Micro Tonner, but has become most popular in Australia where it is was still built, at least, until 2003.

John Stockton
Central Boating Services
10 Jenkins St
Birkenhead
Port Adelaide SA
(08) 8242 0066

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