Tetrabiblos by Claudius Ptolemy

Full text of Tetrabiblos by Claudius Ptolemy
Table of contents:

Book I
BOOK I - Introduction

Knowledge by Astronomical Means

That it is also Beneficial

Power of the Planets

Beneficent and Maleficent Planets

Masculine and Feminine Planets

Diurnal and Nocturnal Planets

Power of the Aspects to the Sun

Power of the Fixed Stars

Effect of the Seasons and of the Four Angles

Solstitial, Equinoctial, Solid, and Bicorporeal Signs

Masculine and Feminine Signs

Aspects of the Signs

Commanding and Obeying Signs

Signs which Behold each other and Signs of Equal Power

Disjunct Signs

Houses of the Several Planets



Disposition of Terms

According to the Chaldaeans

Places and Degrees

Faces, Chariots, and the Like

Applications and Separations and the Other Powers

Book II

BOOK II - Introduction

Characteristics of the Inhabitants of the General Climes

Familiarities between Countries and the Triplicities and Stars

Method of Making Particular Predictions

Examination of the Countries Affected

Time of the Predicted Events

Class of those Affected

Quality of the Predicted Event

Colours of Eclipses, Comets, and the Like

New Moon of the Year

Nature of the Signs, Part by Part, and their Effect upon the Weather

Investigation of Weather in Detail

Significance of Atmospheric Signs

Book III

BOOK III - Introduction

Degree of the Horoscopic Point

Subdivision of the Science of Nativities


Brothers and Sisters

Males and Females



Children that are not Reared

Length of Life

Bodily Form and Temperament

Bodily Injuries and Diseases

Quality of the Soul

Diseases of the Soul

Book IV

BOOK IV - Introduction

Material Fortune

Fortune of Dignity

Quality of Action



Friends and Enemies

Foreign Travel

Quality of Death

Division of Times