• Science: Astronomy: Calendars and Timekeeping  (54)

• Complete Sun and Moon Data for One Day   - Calculates the times of sunrise, sunset, moonrise, moonset, transits, and the beginning and end of civil twilight, along with information on the Moon's phase by specifying the date and location.
  
  
• The Lunar Times - Provides Moon rise, set, position and phase seen from different parts of the world.
• Solar Photoperiod Calculator - For a given location and date calculates sunrise, sunset, civil twilight, sun height; in JavaScript and an Excel file.
• Sun Models - Offers Sun calculators written in Excel/VBA.
• Sun or Moon Rise/Set Table for One Year - Obtain a table of the times of sunrise/sunset, moonrise/moonset, or the beginning and end of twilight, for one year.
• SunHeight - Offer on-line calculator for Sun and some other solar system bodies.
• Sunrise and Sunset - By latitude and longitude.
• Sunrise, Sunset and Twilight Times - Calculate the rise and set time of the sun for anywhere in Australia.
• The Sunrise Times - Provides time of sunrise and sunset for places around the world.
• Sunrise/Sunset Calculation - Online utility for calculating the apparent sunrise and sunset.
• Sunriset - Online calculator of sun rise/set times for any location. Interactive world map is available.
• Worldtime - A service featuring an interactive world atlas, information on local time and time zones as well as sunrise and sunset times in several hundred cities, and a database of public holidays worldwide.

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