Time Zone

  • US Naval Observatory Time Service Dept
  • What time is it? (see also their Running Master Clock and analog clock)
  • Systems of Time
  • Network time services
  • World Time zone Map
  • Moon phase (icon)
  • Compute Sunrise/Sunset/Twilight and Moonrise/Moonset/Phase

  • Australian Surveying and Land Information Group - Astro information
  • World Time Server
  • Definitions and Related information (Equation of Time, equinoxes, Soltices and availabilty of information)
  • Sun, Moon, Planet Events data for major Australian sites
  • Moon Phase data
  • Compute Sunrise/Sunset time or Moonrise/Moonset time for any date or place
  • Compute Sun or Moon position at any date or time
  • Positions of popular sites in Australia (latitude and longitude)

  • US Dept of Commerce (NIST) Boulder Labs Time and Frequency Division
  • The REAL time
  • Time and Frequency FAQ and Glossary
  • A Walk Through Time

  • National Physical Laboratory (NPL) UK - Time and Frequency Section
  • The Leap Second

  • National Research Council (NRC) Canada - INMS
  • Frequency and Time Services
  • Time Zone Converter

  • Modern Time Systems - tutorials at Delft Uni
  • A Few Facts Concerning GMT, UT, and the RGO
  • Time Conventions - at JPL
  • Time Tutorials - at CSTV

  • International Standard Date and Time Notation - definitive info about ISO 8601
  • About GMT time and a GMT Java applet (see also What is UTC?)
  • Time Zone Maps of the World: at CIA, Pathfinder, CSTV, WorldTime, GlobalCon, NWU, and USNO
  • Steffen Thorsen's World Clock and Time Zones (huge lists of cities)
  • Time Zone Page (also has a huge lists of cities)
  • Internet Atlas and Timezone Server
  • Swissinfo Worldtime (very slick, very comprehensive)
  • World Time Zones
  • Sue's timezone convertor
  • Canonical zoneinfo ftp site with unix zoneinfo package and latest data
  • Timezone converter: at UAdelaide, at NASA, at RPI, and at LLNL
  • Timezone converter: at Burbs
  • Time Zones explained: by John Lauer and at NASA
  • Time Zones and "Z" Time
  • Local times around the world

  • Current date and time - see the current date and time in any time zone
  • Sun Clock compute times of religious observation and obligation for Judiasm and Islam - by Martin Minow
  • WorldTime - interactive atlas, time info, public holidays
  • Date and Time Gateway - at BSDI
  • Calendar and Clock Page
  • Speaking clock - gives you an AU sound file of spoken current GMT

  • Clocks and Time - by Gordon Uber
  • Time Resources - at Iowa State
  • Time Links - at Greenwich 2000
  • Time and the Amateur Astronomer - at Sky Online
  • Astronomical Times
  • Horology page - at horology.com
  • Network Time Protocol (NTP) server and NTP FAQ
  • Time over the Net
  • Totally Accurate Clock (GPS based kit from TAPR)

  • Calendars and their History
  • Calendars and Time List
  • Calendar Origins
  • Calendar conversions - at Geneology Online
  • CalendarLand
  • Yahoo! lists of Calendar and Time links
  • Calendar (any month or year) - HTML port of the Unix cal program
  • Steffen Thorsen's Calendar (current year)
  • Calendar month or year
  • 10,000-year Calendar
  • A Pocket Perpetual Calendar

  • Sunclock see where the sun is shining right now
  • Grayline, Technichron, Sunclock, and Sunclock Java Sunclock applets
  • Interesting Time-related Java Applets
  • Sun, Moon & Earth Applets
  • Earth Viewer see day and night over color images of Earth
  • Xearth - make rendered images of Earth in Sunlight
  • MoonTool - calculates moon phase and info
  • Inconstant Moon: view and predict lunar perigee and apogee
  • Solar System Live see a digital orrery
  • Moon Phase - at Imagiware
  • More Moon Phase pages: here and here
  • Sunclock and Moonphase - at SpiritWeb
  • Today and Sun rise/set times
  • Sunclock by Tim Osborn
  • SunRiseSunSet.com
  • SunAngle (calculates solar angles based on location, date, and time)
  • Sundial links

    • Space

    Weather

    Time & Weather

    Weather satellite images

    Astronomical Ephemerides

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