Fin Keel versus a Full Keel Efficiency

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Applying a bit of Newtonian physics says that the force on a keel is equal to half the water density x velocity squared x area. But wait – what if the fin keel area was the same as the full keel? All would be the same, right? And even so, usually a full keel would have a  larger area than a fin keel (despite the fin keel being a little deeper), so it would seem then that the full keel would do better, not worse.

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How to Dock a Catamaran on a T-Head (Complete Guide)

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Docking a catamaran on a T-head doesn’t have to be stressful. In this step-by-step video + transcript, Grant Headifen demonstrates five real-world approaches—45° drive-in, ferry-glide (crab), tailwind back-in, wind-on, and wind-off—showing throttle work, line order, and pro tips for clean, controlled landings.

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