The Diary of Phenomena for the entire year is presented below in iCalendar format. To use, right-click the link below and save it to your computer. You will then be able to import it into any program that understands the iCalendar 2.0 format, such as iCal, Outlook, Google Calender, etc.asao_diary13.ics
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.