This is a 11 5/8" Star Class model made by
pouring two part polyurethane resin in
a RTV mold mounted on a hard wood veneer
The center of effort of the Star rig will be effectively
moved forward if the Star
mainsail is reduced as proposed in this graphic.
This shows how the Star Class mainsail is set on an
Irwin 23 using running backstays. The standard mainsail can be used alternatively....
The Irwin 23 was offered with a tall rig 4' higher than standard. I fitted my boat with a Sliding Gunter that allows me to hoist the...