Links to other Proa Web Sites

Pacific Proa: Double-ended, bi-directional
sailing multihull with

main hull to leeward (~75% displacement)
and small hull to weather (~25% displacement)


Goes opposite direction when tacking!
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Click any image for rotating, 360 ° view!

Performance cruisers ranging in length from seventy to ninety feet (21..26 meters), ranging in displacement from seven to eighteen tons.

 Proa compared to Catamaran 

Scalable Pacific proa design!
Currently designing large
multihulls inspired by the
Flying Proas of Micronesia.

Feet
69
90
120
Meters
21
26
36
Displacement
7-9 tons
15+ tons
22+ tons






large hull small hull
Length 69 feet
38 feet
Displacement 5.4 tons 1.8 tons
Beam 4.0' 2.5'
Draft 2.0' 1.5'
D/L Ratio 18 at rest,
22 flying ama
33 at rest,
17 at 50% RM

7 to 9 tons total, 34' beam overall

 Balanced Rig - Steering Details! 

Marshal Isles Proas (270K)
Marshal Isles Proas (270K)
Click for rotating view!

Click for rotating view!
Click for rotating view!


Rhino CAD, August, 2014



Rhino CAD, April, 2014

Click image for larger view
Extensive engineering analysis of stability, drag, weight and load capacity, rig, rudders and steering, etc.,
Click image for larger view of sketch
Web site by wingo.com
Joseph Oster
www.wingo.com -
Hanalei, Kauai, Hawaii
Joseph sailing!
Versions of this design:
All 3D models created by Joseph Oster using MultiSurf by AeroHydro





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