Astrometry Department, U.S Naval Observatory

Category:	Stars
Title:	Astrometry Department, U.S Naval Observatory
Listing URL:	http://ad.usno.navy.mil/
Description:	The primary purpose of this website is to distribute information related to the positions and motions of the stars and planets, mainly to the Defense community.
Clicks:	236
Link added:	Apr 22, 2007
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