SO27 Cabin 2 Wide

3D ModelNoAI

The controlling dimension is hull width at the front edge of the seats, at sheer height. It is now 4‘6” (3 X 18”), or 9.36” wider than before. Driver seats are separated by 18” (not 24”). Allowing one inch for sheer clamp and (hull thickness?), they are 17” wide at the front (leg room width) and 20 3/4” at the back, including the small overhang outboard of the sheer.

The hull is 9.5” wider at the waterline: 3.71 feet BWL vs. 2.92 feet. Still a respectably skinny boat.

Displacement: 1639 lbs. Length Waterline: 25.74 feet Beam Waterline: 3.71 feet (L/B ratio: 6.9) Draft: 9.49 inches Prismatic: 0.69 Waterplane area (Awp): 69.0 square feet. PPI (lbs. per inch immersion): 377 lbs (displacement goes up to 2016 lbs. when sunk one inch, 2809 lbs. at 3”, 4061 lbs. at 6”) Wetted Surface: 80.05 square feet Center of Buoyancy is 17.0 feet aft of main hull bow.

Outrigger 27 designed by Russell Brown CAD and Hydrostatics by Joseph Oster, March 29, 2020 Bandon, Oregon http://www.islandcad.com/