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Forum: Monohull Sailboats 17-06-2012, 16:48
Replies: 266
Views: 82,206
Posted By mitiempo
Forum: Monohull Sailboats 01-04-2012, 12:02
Replies: 266
Views: 82,206
Posted By mitiempo
Re: Capsize Ratio's

I doubt any boat has an AVS of 180 and damn few at 160. Especially onler boats with the ballast in a longer keel.
Forum: Monohull Sailboats 01-04-2012, 01:12
Replies: 266
Views: 82,206
Posted By mitiempo
Re: Capsize Ratio's

If a boat is capsized by a breaking wave it will right itself faster with the rig than without.

Most often the rig is lost in the initial roll though.
Forum: Monohull Sailboats 31-03-2012, 23:08
Replies: 266
Views: 82,206
Posted By mitiempo
Re: Capsize Ratio's

125 degrees is considered good, if approaching 140 or more even better. But in flat water most boats are pretty stable upside down. The good news is that the conditions that will capsize a boat -...
Forum: Monohull Sailboats 19-03-2012, 20:28
Replies: 266
Views: 82,206
Posted By mitiempo
Re: Capsize Ratio's

Bash

I think you have it backwards. Segment from US Sailing below. Full info here: Capsize Formula (https://www.sailingusa.info/cal__capsize.htm)

I think that of 2 boats with the same overall...
Forum: Monohull Sailboats 18-03-2012, 12:32
Replies: 266
Views: 82,206
Posted By mitiempo
Re: Capsize Ratio's

Not just narrow boats but narrow heavy boats.

All Santa Cruz designs (27,37,40, and 52) are over 2.

Most J designs are over 2 with a few squeaking in just under and a couple in the 1.8-1.85...
Forum: Monohull Sailboats 17-03-2012, 18:01
Replies: 266
Views: 82,206
Posted By mitiempo
Re: Capsize Ratio's

I don't believe many naval architects are using the capsize screening formula as it is only slightly useful when comparing similar types of boats - Alberg 30 (1.68)with Cape Dory 30 (1.67) for...
Forum: Monohull Sailboats 15-03-2012, 19:26
Replies: 266
Views: 82,206
Posted By mitiempo
Re: Capsize Ratio's

The capsize ratio you are looking at is pretty meaningless. All it goes by are beam and displacement. You can find it for any boat you know these numbers for here Capsize Formula...
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