Frontmatter
Book One
Book Two
Book Three
Chapter 1 The precession of the equinoxes and solstices
Chapter 2 History of the observations proving that the precession of the equinoxes and solstices is not uniform
Chapter 3 Hypotheses by which the shift in the equinoxes as well as in the obliquity of the ecliptic and equator may be demonstrated
Chapter 4 How an oscillating motion or motion in libration is constructed out of circular [motions]
Chapter 5 Proof of the nonuniformity in the precession of the equinoxes and in the obliquity
Chapter 6 The uniform motions of the precession of the equinoxes and of the inclination of the ecliptic
Chapter 7 What is the greatest difference between the uniform and the apparent precession of the equinoxes?
Chapter 8 The individual differences between these motions, and a table exhibiting those differences
Chapter 9 Review and correction of the discussion of the precession of the equinoxes
Chapter 10 What is the greatest variation in the intersections of the equator and ecliptic?
Chapter 11 Determining the epochs of the uniform motions of the equinoxes and the obliquity
Chapter 12 Computing the precession of the vernal equinox and the obliquity
Chapter 13 The length and nonuniformity of the solar year
Chapter 14 The uniform and mean motions in the revolutions of the Earth's center
Chapter 15 Preliminary theorems for proving the nonuniformity of the Sun's apparent motion
Chapter 16 The Sun's apparent nonuniformity
Chapter 17 Explanation of the first and annual solar inequality, together with its particular variations
Chapter 18 Analysis of the uniform motion in longitude
Chapter 19 Establishing the positions and epochs for the Sun's uniform motion
Chapter 20 The second and twofold inequality imposed on the Sun by the shift of apsides
Chapter 21 How large is the second variation in the solar inequality?
Chapter 22 How the solar apogee's uniform and nonuniform motions are derived
Chapter 23 Determining the solar anomaly and establishing its positions; Chapter 24 tabular presentation of the variations in the uniform and apparent [solar motions]
Chapter 25 Computing the apparent Sun
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Chapter 26 The nuchthemeron, that is, the variable natural day
Book Four
Book Five
Book Six