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Time

  • Alternative Systems
  • Clocks and Watches
  • Current Time
  • Horology
  • ISO 8601@
  • Network Time Protocol@

  • See also


    • When Do You Want To Go Today?
      Information on all things relating to calendars, dates, holidays, and time. Find today's date on several different cultural and religious calendars. Includes section on Celestial data, countdown clocks, and information on the dates past events.
    • 4Time.com
      Offers section on watches and clocks plus official times around the globe, and sundials.
    • A Walk Through Time
      Evolution of timekeeping through the centuries.
    • Atomic Clock Time
      Displayed in a variety of useful formats. Site is a front-end to U.S. government atomic clocks.
    • Calendar Studies
      Information about calendar history and calendar reform.
    • Calendar Zone
      A categorized collection of calendar related sites.
    • Calendar: A History
      The history of the western calendar and the clock.
    • Clickable Calendars
      An interactive monthly calendar of events, history and trivia,
    • Date Algorithms
      Provides descriptions, proofs and computer programming implementation examples to convert dates to various calendar dates for Julian, Gregorian, and Rata Die calendars.
    • English Calendar
      Includes an ecclesiastical calendar and a section on old and new style dating.
    • International Standard Date and Time Notation
      An overview of the ISO 8601 notation for dates.
    • NIST Time and Frequency Division
      The National Institute of Standards and Technology maintains time and frequency standards for the United States.
    • The Calendar
      Summarizes the history of various calendars developed and used over the centuries.
    • This Day In History
      Today in history every day - often with pictures and sound.
    • Time
      Provides descriptions of several standards of time.
    • Time FAQ
      Frequently Asked Questions about time (from sci.astro news group)
    • Time References
      To set your watch or clock accurately using a time reference. Explains the various options for residents of North America.
    • Time Zone and Daylight Saving Time Data
      A directory of sites providing descriptions of civil timekeeping concepts, source code, databases, and maps.
    • U.S. Time Zones
      History of standard time in the U.S.
    • United States Code
      Weights, measures and standard time.
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