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Reports

Selected technical reports by USNO astronomers
File Another Look at Non-Rotating Origins
From IAU XXV, Joint Discussion 16: The International Celestial Reference System, Maintenance and Future Realizations, 22 July 2003,eds. Gaume, McCarthy, Souchay By George H. Kaplan
File Celestial Pole Offsets
Technical note by George H. Kaplan
File Chinese Occultation Records
Analysis of Ancient Chinese Records of Occultations Between Planets and Stars by Hilton, J. L., Seidelmann, P. K., Liu Ciyuan
File The Motion of Mars' Pole I
The Motion of Mars' Pole I: Rigid Body Precession and Nutation by James Hilton
File The Motion of Mars' Pole II
The Motion of Mars' Pole II: The Effect of an Elastic Mantle and a Liquid Core by James Hilton
File Change in Earth's Rotation Rate from Chinese Lunar Occultations
An Examination of the Change in the Earth's Rotation Rate from Ancient Chinese Observations of Lunar Occultations of the Planets by Hilton, J. L., Seidelmann, P. K., and Liu Ciyuan
File Prospects for Determining Asteroid Masses
Prospects for Determining Asteroid Masses by Hilton, J. L., Seidelmann, P. K., Middour, J.
File The Motion of the Observer in Celestial Navigation
The Motion of the Observer in Celestial Navigation by George Kaplan
File The Motion of the Observer in Celestial Navigation (ps)
The Motion of the Observer in Celestial Navigation by George Kaplan
File A Navigation Solution Involving Changes to Course and Speed
A Navigation Solution Involving Changes to Course and Speed by George Kaplan
File A Navigation Solution Involving Changes to Course and Speed (ps)
A Navigation Solution Involving Changes to Course and Speed by George Kaplan
File The Mass of the Asteroid 15 Eunomia
The Mass of the Asteroid 15 Eunomia from Observations of 1313 Berna and 1284 Latvia by James Hilton
File The Mass of the Asteroid 15 Eunomia (ps)
The Mass of the Asteroid 15 Eunomia from Observations of 1313 Berna and 1284 Latvia by James Hilton
File Analytical Study of Optical Wavefront Aberrations Using Maple
Analytical Study of Optical Wavefront Aberrations Using Maple by Marc Murison
File Analytical Study of Optical Wavefront Aberrations Using Maple (ps)
Analytical Study of Optical Wavefront Aberrations Using Maple by Marc Murison
File Worksheet: Analytical Study of Optical Wavefront Aberrations
Analytical Study of Optical Wavefront Aberrations Using Maple (Maple Worksheet) by Marc Murison
File Worksheet: Analytical Study of Optical Wavefront Aberrations (pdf)
Analytical Study of Optical Wavefront Aberrations Using Maple (Maple Worksheet) by Marc Murison
File High-precision Algorithms for Astrometry
High-precision Algorithms for Astrometry by George Kaplan
File High-precision Algorithms for Astrometry (ps)
High-precision Algorithms for Astrometry by George Kaplan
File Radio and Optical Astrometric Reduction Algorithms
A Comparison of Radio and Optical Astrometric Reduction Algorithms by George Kaplan
File USNO Ephemerides of the Largest Asteroids
USNO Ephemerides of the Largest Asteroids by Jame Hilton
U.S. Naval Observatory Ephemerides of the Largest Asteroids
Ephemerides
Images for the paper U.S. Naval Observatory Ephemerides of the Largest Asteroids
USNO Master Clock Time
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