Astronomical Applications Department, U.S. Naval Observatory « Smashing Directory ‹ Science ‹ Astronomy

Astronomical Applications Department, U.S. Naval Observatory

• Category:Astronomy
• Title: Astronomical Applications Department, U.S. Naval Observatory
• Url: http://aa.usno.navy.mil/
• Description: Computes the position, brightness, and other observable characteristics of celestial bodies, as well as the circumstances of astronomical phenomena. Includes information on calendars and related topics.
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• Link added:Jan 11, 2007