Farr 1104

1975
Designer
Bruce Farr
Builder
Compass Yachts Ltd.
Association
One Ton Class
# Built
?
Hull Type
Fin w/spade rudder
Construction
FG

Dimensions

Length Overall
35 11 / 11 m
Waterline Length
28 6 / 8.7 m
Beam
11 10 / 3.6 m
Draft
6 0 / 1.9 m
Displacement
8,510 lbs / 3,860 kg
Ballast
3,410 lbs / 1,547 kg (Lead)
drawing

Rig and Sails

Type
Fractional Sloop
Reported Sail Area
631 ft2 / 58.6 m2
Total Sail Area
630.7 ft2 / 58.6 m2
Mainsail
Sail Area
364.9 ft2 / 33.9 m2
P
43 11 / 13.4 m
E
16 7 / 5.1 m
Mast Height
?
Foresail
Sail Area
265.9 ft2 / 24.7 m2
I
42 3 / 12.9 m
J
12 6 / 3.8 m
Forestay Length
44 1 / 13.5 m

Auxilary Power

Make
Yanmar
Model
?
HP
?
Fuel Type
Diesel
Fuel Capacity
29 gal / 110 l

Accomodations

Water Capacity
63 gal / 238 l
Holding Tank Capacity
?
Headroom
?

Calculations

Hull Speed
7.15 knots
Sail Area/Displacement
24.22
high performance
Ballast/Displacement
40.08
stiffer, more powerful
Displacement/Length
164.11
light
Comfort Ratio
15.65
lightweight racing boat
Capsize Screening
2.34
better suited for coastal cruising

Notes

From an IOR 1 ton prototype. (1975 - Farr #51 ‘Prospect of Ponsonby’).
Built in both Australia and New Zealand.


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