1 of 15

TRIMMING A RACING SAILBOAT

By Ivor Walton

​

Reference: Sail Power, Wallace Ross, Knopf, New York, NY.

​

2 of 15

Sail Terminology

3 of 15

Pointing Angle

4 of 15

Sail Shape

5 of 15

Sheeting Angle

6 of 15

Changes in Pointing Angle

7 of 15

Changing the Slot

8 of 15

Changing the Slot

9 of 15

Camber Ratio

10 of 15

Camber (con’t)

11 of 15

Varying Apparent Wind

12 of 15

What it looks like

on a big boat!

13 of 15

Center of Effort and Center of Lateral Resistance

14 of 15

Center of Effort

15 of 15

Helm Balance