Astro Navigation. The Admiralty Manual of Navigation Volume 2

book summary

The Celestial Sphere - Introduction. Time Systems. Practical Sights: Planning, Taking, Reducing and Plotting. The Celestial Sphere - Definitions, Hour Angles and the Theory of Time. Identification of Heavenly Bodies, Astronomical Position Lines, Observed Position and Sight Reduction Procedures. Meridian Passage and Polaris. The Rising and Setting of Heavenly Bodies. Refraction, Dip and Mirage. Errors in Astronomical Position Liners. The Sky at Night. Extracts from the Nautical Almanac (1997). Index