GEM 550
Hull
Swing Keel
Rigging
Fractional Sloop
LOA
18.04 ft i.e. 5.5 m
LWL
16.67 ft i.e. 5.08 m
Sail Area
199 ft² i.e. 18.49 m²
Beam
7.91 ft i.e. 2.41 m
Displacement
1146 lb i.e. 520 kg
Ballast
397 lb i.e. 180 kg
Max Draft
3.28 ft i.e. 1 m
Construction
Fiberglass
Ballast Type
N/A
First Built
1976
Last Built
40
Maker
N/A
Design
Rob Humphries
Make
N/A
Type
N/A
Fuel
N/A
Water
N/A
Headroom
N/A
Blue Water Value
-1.02
S.A. / Displ.
29.13
Bal. / Displ.
34.64
Displ. / Length
110.44
Comfort Ratio
6.59
Capsize Screening Formula
3.03
Hull Speed
5.47 kt
Pounds/Inch Immersion
471.15 pounds/inch
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