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Old 8th July 2010, 03:00 PM   #11
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Originally Posted by Floyd View Post
Its a little off topic but a technique I use to compare my sails (from different manufacturers/ranges) is boom length x mast length (in cm) divide by 1000.

A 7 metre comes out around 100. A 5 metre around 70. Its sort of a power index which I find better for comparing sail "sizes" than quoted areas.

See where yours comes out and then work backwards to size.

580*210 /1000 = 121.8
500*244/1000 = 121.8

475*210/1000 = 99.75
445*224/1000 = 99.75

nah forget it stick with area......
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