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 Date: 2010-12-17 09:46:32Astronomy Precession Geodesy Celestial mechanics Time scales Sidereal time Axial precession Nutation International Earth Rotation and Reference Systems Service Measurement Astrology Celestial coordinate system |
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| UNITED STATES NAVAL OBSERVATORY CIRCULAR NO. 179 U.S. Naval Observatory, Washington, D.COct 20DocID: 19mqj - View Document |