Davis Instruments Quick Reference Coastwise Piloting Card

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The Davis Instruments Quick Reference Coastwise Piloting Card provides essential navigation data in a compact, durable format. This reference tool is designed for easy handling on the water, featuring a waterproof, plastic construction.Key features include: Coverage of dead reckoning basics, compass relationships, position finding, and distance estimation Guides for current and leeway corrections, chart reading, checklists, and fog navigation Instructions for taking depth soundings without a fathometer Integrated time, distance, and speed calculator Relative bearing gauge for length-off calculations Reference guide for common chart symbols Show more