Marstrom 20

2001 — 2005
Designer
Goran Marström
Builder
Marstrom Composite AB
Associations
?
# Built
?
Hull Type
Catamaran Twin Dbrd.
Construction
Carbon epoxy w/Nomex core

Dimensions

Length Overall
20 0 / 6.1 m
Waterline Length
18 0 / 5.5 m
Beam
10 0 / 3.1 m
Draft
0 11 / 0.3 m 5 4 / 1.7 m
Displacement
250 lbs / 115 kg
Ballast
?

Rig and Sails

Type
Cat (rotating spar)
Reported Sail Area
237 ft2 / 22 m2
Total Sail Area
?
Mainsail
Sail Area
?
P
?
E
?
Mast Height
?
Foresail
Sail Area
?
I
?
J
?
Forestay Length
?

Auxilary Power

Make
?
Model
?
HP
?
Fuel Type
?
Fuel Capacity
?

Accomodations

Water Capacity
?
Holding Tank Capacity
?
Headroom
?

Calculations

Hull Speed
5.69 knots
Sail Area/Displacement
94.55
high performance
Ballast/Displacement
?
Displacement/Length
19.31
Ultralight
Comfort Ratio
0.97
lightweight racing boat
Capsize Screening
6.32
better suited for coastal cruising

Notes

Carbon spars
Mast length 34.4’
Twin trapezes

Sail Area:
Spinnaker type: Assymmetrical spinnaker on bowsprit
Upwind sail area 237 sq.ft.
Downwind sail area 474 sq.ft.
Mainsail area 237 sq.ft.
Spinnaker area 237 sq.ft.


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