harveyspecter ® 20-Июл-2020 12:21

Celestial Navigation


Year: 2010
Language: english
Author: Tom Cunliffe
Genre: Guide
Publisher: Wiley Nautical
Edition: 3
ISBN: 978-0-470-66633-3, 0470666331
Format: PDF
Quality: eBook
Pages count: 75
Description: Guiding a craft using one of the oldest of the mariner's arts-celestial navigation As romantic--sounding as sailing to Tahiti did centuries ago, using the sun, moon, planets, and stars to guide one's boat on the seas is enjoying a comeback. For those who do not wish to be caught short when modern technology fails on board, knowing how to chart a path with the aid of a sextant is an essential navigating skill. In Celestial Navigation , veteran yachtsman, Tom Cunliffe, reveals how any boat owner can master this seafaring technique, without complex mathematics, using his simplified approach. Readers begin with a sound foundation of basic concepts and definitions, before moving on to the hardware-the sextant and how to use it. Within a few pages, you'll be working out your latitude from a noon sight, and learning how to plot a position from observing the sun, planets, moon or stars-or wherever you may be on the world's oceans.Helps readers prepare for the RYA Yachtsmaster Ocean Exam, which includes celestial navigation as a requirement Includes clear diagrams and worked examples to help guide the novice navigator New edition has downloadable material, a new chapter on electronic navigation as well as the bonus feature of online video demonstrations Whether setting out to sea on a short or long journey, Celestial Navigation is an essential guide to using the sun, moon, planets, and stars as your guideposts home

Contents

Contents
Introduction vi
1 The Earth and the Heavens 1
2 The Sextant 10
3 The Noon Sight for Latitude 17
4 Time 22
5 Position Lines and Plotting 25
Tables 28
6 Sun Sights 38
7 The Planets 44
8 The Moon 47
9 The Stars 50
10 Polaris – the Pole Star 57
11 Compass Checking on the Ocean 60
12 The Shortest Way 62

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