ROCK 20
Hull
Fin with rudder on skeg
Rigging
Masthead Sloop
LOA
23,52 ft i.e. 7,17 m
LWL
19,52 ft i.e. 5,95 m
Sail Area
217 ft² i.e. 20,16 m²
Beam
7,38 ft i.e. 2,25 m
Displacement
3858 lb i.e. 1750 kg
Ballast
1323 lb i.e. 600 kg
Max Draft
3,94 ft i.e. 1,2 m
Construction
Fiberglass
Ballast Type
Iron
First Built
1968
Last Built
200
Maker
N/A
Design
Heinz-Jurgen Sass
Make
N/A
Type
N/A
Fuel
N/A
Water
N/A
Headroom
N/A
Blue Water Value
-0,34
S.A. / Displ.
14,15
Bal. / Displ.
34,29
Displ. / Length
231,57
Comfort Ratio
20,07
Capsize Screening Formula
1,88
Hull Speed
5,92 kt
Pounds/Inch Immersion
514,73 pounds/inch
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