Interactive Spreadsheets for Celestial Navigation Copyright 2009 - 2011. Navigation Spreadsheets℠. All rights reserved. TABLE OF CONTENTS Introduction! 1 Lines of position (two-body) fix! 3 Lines of position (many-body) fix! 5 Running fix! 7 Noon sight! 9 Noon curve! 11 Noon curve on a moving vessel! 14 Meridian transit on a moving vessel! 15 Ex-meridian latitude calculation! 16 Latitude from Polaris! 17 Dead reckoning position! 19 Dead reckoning fix of Estimated Position along LOP! 20 Set and drift! 22 Closest point of approach! 24 Sextant altitude corrections! 26 Precomputed sextant altitude! 28 Averaging of sights: 1) precomputed slope! 29 Averaging of sights: 2) fitted slope! 30 Dip short of the horizon! 32 Distance by vertical angle! 33 Altitude correction for motion of the vessel! 34 Sight reduction using the intercept method! 35 The one-body fix! 38 Great-circle and rhumb-line sailings! 40 Copyright 2009 - 2011. Navigation Spreadsheets℠. All rights reserved. Composite sailing! 42 Amplitude! 44 Almanac data! 45 Lunar distance clearing and UT recovery! 49 Precomputed lunar distance! 51 Alphabetical list of spreadsheets! 52 Literature! 53 Worksheet 54 Web: http://www.navigation-spreadsheets.com http://www.t-plotter.com Blog: http://blog.navigation-spreadsheets.com E-mail:
[email protected] Copyright 2009 - 2011. Navigation Spreadsheets℠. All rights reserved. 1 Introduction In our world of ever expanding technology, many people have reached to the past to rediscover the traditions of navigation on the high seas by using the sun, the moon, the planets, and the stars. Even today in the age of the Internet, telecommunication satellites, and the Global Positional System (GPS), there still are people who have reconnected with the earth and the sun through the art and science of celestial navigation.