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!

Click any image for rotating, 360 ° view! (253K)

 

Performance cruisers ranging in length from seventy to ninety feet (21..26 meters),
ranging in displacement from seven to eighteen 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, 26 at 75% RM, 17 at 50% RM 7 to 9 tons total, 34' beam overall Scalable Pacific proa design! Feet Meters Displacement     Currently designing large multihulls inspired by the Flying Proas of Micronesia. 69 90 120 21 26 36 7-9 tons 15+ tons 22+ tons!? Balanced Rotating Rig Steering Details! Designed using MultiSurf by AeroHydro

Extensive engineering analysis of stability, drag, weight and load capacity, rig, rudders and steering, etc., by Jim Antrim, Naval Architect Click image for larger view

Versions of this design:
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Contact:
Also: Jim Antrim, Naval Architect
Proa Links!