Reeds Astro Navigation Tables 2018

ISBN: 9781472946584 出版年：2017 页码：82 Andy Du Port Bloomsbury Publishing

Reeds Astro Navigation Tables is an established book of annual astro-navigation tables compiled specifically for the needs of yachtsmen. It contains all the information the ocean-going sailor needs (without the bulk) in order to navigate by the sun, moon, planets and stars, using tables devised by practical ocean navigators. This book, together with a sextansailors to navigate confidently and safethe sight of land.The book continues to feature the well-received additions from last year, including forms to help determine True Altitude (for the sun, planets and stars), Calculated Altitude (using the versine formula) and Azimuth (using the ABC Tables), as well as a pro forma for calculating Intercept.