e1000708
Online version of the Astronomical Almanac, a joint publication of the Nautical Almanac Office in the United States and Her Majesty's Nautical Almanac Office (HMNAO) 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.
The Astronomical Almanac Online does not duplicate all the data from the book. It does, in some cases, provide additional information or greater precision than the printed data. Updates to this site occur regularly and accompany the publication of the book. Data tables presented in HTML, PDF, and ASCII.
September 13, 2010
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