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The Astronomical Almanac is a joint publication of the U.S. Nautical Almanac Office, United States Naval Observatory (USNO), in the United States and Her Majesty's Nautical Almanac Office (HMNAO), United Kingdom Hydrographic Office (UKHO), in the United Kingdom. The printed version contains precise ephemerides of the Sun, Moon, planets, and satellites, data for eclipses and other astronomical phenomena for a given year, and serves as a world-wide standard for such information. The online version extends the printed version by providing data best presented in machine-readable form.


These pages are available at USNO and HMNAO.

 
  • Introduction
  • Errata in printed editions
  • Section A: Phenomena (incl. eclipses)
  • Section B: Time-Scales and Coordinate Systems
  • Section C: Sun
  • Section D: Moon
  • Section E: Planets
  • Section F: Natural Satellites
  • Section G: Dwarf Planets and Small Solar System Bodies
  • Section H: Stars and Stellar Systems
  • Section J: Observatory Search
  • Section K: Tables and Data
  • Section L: Notes and References
  • Section M: Glossary
  • Section N: Index
  • Additional Information

Diary of Phenomena in iCalendar format
The Astronomical Almanac Online! 2015
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