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ID:155872
Website:Astronomical Applications Department, U.S. Naval Observatory - http://aa.usno.navy.mil
Category:Science and Technology: Astronomy
Pagerank:7
Website Snapshot:Astronomical Applications Department, U.S. Naval Observatory
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.
Date Added:Thursday, August 12, 2010
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