Island Packet 485

2002
Designer
Robert K. Johnson
Builder
Island Packet Yachts
Associations
?
# Built
?
Hull Type
Long Keel
Construction
FG

Dimensions

Length Overall
52 1 / 15.9 m
Waterline Length
43 2 / 13.2 m
Beam
15 3 / 4.7 m
Draft
5 2 / 1.6 m
Displacement
44,150 lbs / 20,026 kg
Ballast
16,000 lbs / 7,257 kg (Lead)

Rig and Sails

Type
Cutter
Reported Sail Area
1,234 ft2 / 114.6 m2
Total Sail Area
1,057.9 ft2 / 98.3 m2
Mainsail
Sail Area
480.2 ft2 / 44.6 m2
P
49 2 / 15 m
E
19 5 / 5.9 m
Mast Height
63 5 / 19.4 m
Foresail
Sail Area
577.7 ft2 / 53.7 m2
I
59 3 / 18.1 m
J
19 5 / 5.9 m
Forestay Length
62 4 / 19 m

Auxilary Power

Make
?
Model
?
HP
110
Fuel Type
Diesel
Fuel Capacity
300 gal / 1,136 l

Accomodations

Water Capacity
300 gal / 1,136 l
Holding Tank Capacity
?
Headroom
?

Calculations

Hull Speed
8.8 knots
Sail Area/Displacement
15.81
under powered
Ballast/Displacement
36.24
less stiff, less powerful
Displacement/Length
244.98
moderate
Comfort Ratio
38.92
moderate bluewater cruising boat
Capsize Screening
1.73
better suited for ocean passages

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