Also available at the U.S. Nautical Almanac Office (USN0) web site. Address as of 9/22/04: http://asa.usno.navy.mil/index.html; current access is available via PURL. Online version extends the printed verison by providing data best presented in machine-readable form; online data are provided for several years.
Also issued online.
Issued by: the Nautical Almanac Office, United States Naval Observatory, and: Her Majesty's Nautical Almanac Office (1981 by order of the Science Research Council; 1982 on behalf of the Science Research Council; 1983- 19 on behalf of the Science and Engineering Research Council; <2001-> Rutherford Appleton Laboratory on behalf of the Council for the Central Laboratory of the Research Councils; <2005-> U.S. Naval Observatory by direction of the Secretary of the Navy and under the authority of Congress; <2009-> Her Majesty's Nautical Almanac Office on behalf of the United Kingdom Hydrographic Office).
Merger of: American ephemeris and nautical almanac; and: United States Naval Observatory. Nautical Almanac Office. Astronomical ephemeris for the year ...
Data in major sections reproduced as part of a computer file: <1992-> Floppy almanac.
Some satellite tabulations have been moved to the Astronomical almanac online, <2005->.