The Mariner · vidéo

Ce que couvre cette vidéo

Initial stability in sailing yachts depends on hull shape, beam-to-length ratio, and the turn of the bilge, rather than ballast.7:53 A yacht with a wider beam relative to its length possesses greater initial stability, acting similarly to a raft.10:23 Conversely, boats with rounder, bottle-like hull sections and less pronounced turns at the bilge are inherently more tender or "crank," meaning they heel more readily under wind pressure.12:43 Fuller hull sections that carry beam further toward the bow and stern increase stiffness by providing more water-plane area.19:01 While ballast—whether internal lead pigs or a deep, bolted-on keel—provides righting moment and dynamic stability, it does not dictate initial stability.2:20 Modern racing designs often utilize deep keels or canting mechanisms to shift weight and improve performance, whereas traditional designs relied on hull form and internal ballast placement to manage trim and stability during long passages.4:14

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