Tables and Data

Miscellaneous information and tables are found in Section K of The Astronomical Almanac. Conversion of dates, including calendar dates to Julian dates, are presented. Selected astronomical constants used in the production of The Astronomical Almanac as well as others widely used in astronomy are listed. Coordinates of the celestial pole are tabulated. Text on the reduction of terrestrial coordinates is included, as are several methods of interpolation. Beginning with the 2008 edition, text on some widely used vector and matrix algebra is also included.

The Astronomical Almanac Online! 2020