Explanatory Supplement to Accompany the Astronomical Almanac
3rd Edition

Edited by: 

Sean Urban
U.S. Naval Observatory

P. Kenneth Seidelmann
University of Virginia


Table of Contents

1. Introduction to Positional Astronomy

2. Relativity for Astrometry, Celestial Mechanics and Metrology

3. Time

4. The Fundamental Celestial Reference System

5. Terrestrial Coordinates and the Rotation of the Earth

6. Precession, Nutation, and Earth Rotation

7. Positions

8. Orbital Ephemerides of the Sun, Moon, and Planets

9. Planetary Satellites and Rings

10. Physical Ephemerides

11. Eclipses of the Sun and Moon

12. Astronomical Phenomena

13. Stars and Stellar Systems

14. Computational Techniques

15. Calendars

Appendices

Acronyms

Glossary

Index