Riptide 31

1970
Designer
Maurice Griffiths
Builders
?
Associations
Eventide Owners Association (UK)
Eventide Owners Group (UK)
# Built
?
Hull Type
Long Keel
Construction
Steel, Wood or GRP

Dimensions

Length Overall
30 8 / 9.4 m
Waterline Length
25 11 / 7.9 m
Beam
9 6 / 2.9 m
Draft
3 8 / 1.1 m
Displacement
12,400 lbs / 5,625 kg
Ballast
3,810 lbs / 1,728 kg
drawing

Rig and Sails

Type
Masthead Sloop
Reported Sail Area
660 ft2 / 61.3 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
6.83 knots
Sail Area/Displacement
19.71
good performance
Ballast/Displacement
30.73
less stiff, less powerful
Displacement/Length
314.96
heavy
Comfort Ratio
34.6
moderate bluewater cruising boat
Capsize Screening
1.64
better suited for ocean passages

For Sale

Have a sailboat to sell?
List it for free and it will show up here.

Subscribe

Get occassional updates about new features or featured sailboats.
You can opt out or contact us any time.