Please upgrade your browser. This site requires a newer version to work correctly. Read more

Civil twilight data

Format Web link
Authored by The United States Naval Observatory (USNO)
Published on 13 Jan 2014

The United States Naval Observatory (USNO) provides a wide range of astronomical data and products, and serves as the official source of time for the U.S. Department of Defense and a standard of time for the entire United States.

The "Complete Sun and Moon Data for One Day" tool provides rise, set, and transit times for the Sun and Moon; civil twilight beginning and end times; and, lunar phase information for the U.S. and locations around the world.


-1
  • Share on Twitter
  • Share on Facebook
  • Share on LinkedIn
  • Print