Emergency Navigation

Find Your Way at Sea No Matter What âœInherently interesting and fun to read. provides the clearest understanding of general navigation principles we've seen yet. â--BoatU. S. âœThorough and authoritative. â--Sea Kayaker âœA definitive work of instant appeal to seamen of all levels of experience. â--The Navigation Foundation Every sailor knows that instruments can fail. Things get wet break fall overboard. Whether youâre safe on your boat or drifting in a life raft let David Burch show you how to find your way no matter what navigational equipment you have. Often relying on common materials like a small stick a plastic bottle even a pair of sunglasses Burch explains how to make use of all available means--from the ancient skills of Polynesian navigators to the contrails of airliners overhead--to calculate speed direction latitude and longitude and to perform all aspects of piloting and dead reckoning. Learn how toSteer by sun stars wind and swells Estimate current and leewayImprovise your own knotmeter or plumb-bob sextant Find the sun in a fogbank Estimate latitude with a plate and a knotted string And more vital information. Language: English