Frontmatter
Book One
Book Two
Book Three
Book Four
Chapter 1 The hypotheses concerning the lunar circles, according to the belief of the ancients
208.Folio 98 recto
209.Folio 98 verso
Chapter 2 The defect in those assumptions
Chapter 3 A different opinion about the Moon's motion
Chapter 4 The Moon's revolutions, and the details of its motions
Chapter 5 Exposition of the first lunar inequality , which occurs at new and full Moon
Chapter 6 Verification of the statements about the Moon's uniform motions in longitude and anomaly
Chapter 7 The epochs of the lunar longitude and anomaly
Chapter 8 The Moon's second inequality, and the ratio of the first epicycle to the second
Chapter 9 The remaining variation, in which the Moon is seen moving nonuniformly away from the [first] epicycle's higher apse
Chapter 10 How the Moon's apparent motion is derived from the given uniform motions
Chapter 11 Tabular presentation of the lunar prosthaphaereses or normalizations
Chapter 12 Computing the Moon's motion
Chapter 13 How the Moon's motion in latitudeis analyzed and demonstrated
Chapter 14 The places of the Moon's anomaly in latitude
Chapter 15 The construction of the parallactic instrument
Chapter 16 How the lunar parallaxes are obtained
Chapter 17 A demonstration of the Moon's distances from the Earth, and of their ratio in units of which the Earth's radius equals 1
Chapter 18 The diameter of the Moon and of the Earth's shadow at the place where the Moon passes through it
Chapter 19 How to demonstrate at the same time the distances of the Sun and Moon from the Earth , their diameters, the diameter of the shadow where the Moon passes through. it and the axis of the shadow
Chapter 20 The size of these three heavenly bodies, Sun, Moon, and Earth, and a comparison of their sizes
Chapter 21 The apparent diameter and parallaxes of the Sun
Chapter 22 The Moon's varying apparent diameter and its parallaxes
Chapter 23 To what extent does the Earth's shadow vary?
Chapter 24 Tabular presentation of the individual solar and lunar parallaxes in the circle which passes through the poles of the horizon
Chapter 25 Computing the solar and lunar parallax
Chapter 26 How the parallaxes in longitude and latitude are separated from each other
Chapter 27 Confirmation of the assertions about the lunar parallaxes
Chapter 28 The mean conjunctions and oppositions of the Sun and Moon
Chapter 29 Investigating the true conjunctions and oppositions of the Sun and Moon
Chapter 30 How conjunctions and oppositions of the Sun and Moon at which eclipses occur may be distinguished from others
Chapter 31 The size of a solar and lunar eclipse
Chapter 32 Predicting how long an eclipse will last
Book Five
Book Six