The Nautical Almanac
The free online Nautical Almanac
The world's most complete source of free celestial navigation information

The Terrestrial Almanac

World and United States calendars


The World Calendar

Only has season changes
  • All in a zip file



United States Calendar
Has typical US holidays, time and season changes

  • Each month is on 2 pages in US letter size

  • Each week on 1 page       Entire year on 1 page

  • Monthly note sheets         Monthly cover sheets

Day number & Days remaining

Moon phases on 1 page




Day & Week Number of Year

2023

The day number, remaining days
and week number for the entire year

Moon Phases


2023


Moon phases in graphic form
Phase time based on GMT/UTC






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