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Tag Archives: Ptolemy
Primary Directions: Placidus vs Regiomontanus
Primary directions are one of the oldest and most venerated predictive techniques in astrology. Their origin dates back to Hellenistic times during which direction of the natal Ascendant through the terms (bounds) of the signs utilizing the ascensional times of … Continue reading
The Primum Mobile in Astrology
Recently I had a conversation with an astrological colleague about Ptolemy’s geocentric model of the universe, which consists of a series of nested spheres whose motion depends upon the movement of an outermost sphere called the “primum mobile” or prime … Continue reading
Posted in Astrology
Tagged celestial sphere, first moved mover, Prime mover, Primum Mobile, Ptolemy
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A blast from the past — Robert DeLuce and Primary Directions
A colleague recently asked my opinion of Robert DeLuce’s 1935 book on prediction in astrology. I responded that I couldn’t recall the book and could therefore not offer an opinion. A few days later I realized that I actually had … Continue reading
Posted in Astrology
Tagged Equator, equatorial arcs, Orlando Bloom, primary directions, primary motion, Ptolemy, Right Ascension, Robert DeLuce
1 Comment
Vocation in the Horoscope
I recently did a video with astrologer Levi Cosijn on traditional approaches to delineating vocation in the natal chart. Here is the link: https://www.youtube.com/watch?v=9zt1TyJG4cM&ab_channel=LeviCosijnAstrology
Posted in Astrology
Tagged Anubio, Bruce Lee, Employment, Hermes, Paulus of Alexandria, Praxis, Ptolemy, Rhetorius, vocation
4 Comments
The Centre of the World in Ancient Astrology
Recently I was reading an article by Shlomo Sela about A Newly Discovered Treatise by Abraham Ibn Ezra (c.1089–c.1161) in which Sela discussed some of the astrological work done by Ibn Ezra during his stay in England. Among the many … Continue reading
Posted in Astrology
Tagged al-Kindi, Al-Rijal, Aries Ingress, Arin, Aryn, Ben Dykes, Centre of the World, Ernst Wilhelm, Hobson-Jobson, Ibn Ezra, Lanka, prime meridian, Ptolemy, Rok Koritnik, Romaka, Sholomo Sela, Siddhapuri, Surya Siddhanta, Tarah, Ujjain, Winchester UK, Yamakoti
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Morinus falls ill, and the Ptolemy-Naibod midpoint in primary directions
In his book on primary directions (Book 22 of Astrologia Gallica, pp.56-59 of the Holden translation), Morinus describes a serious illness which he contracted in 1652 while observing a solar eclipse. He fell ill with a fever and catarrh on … Continue reading
Posted in Astrology
Tagged 1652, illness, midpoint of Naibod and Ptolemy, Morinus, Naibod, primary directions, Ptolemy, solar eclipse, solar return
1 Comment
The 5-degree Rule in Horary and the Twilight of the Gods (part III)
This is the third post about the 5-degree rule in horary astrology, which Lilly adopted and used extensively in his practice. My hypothesis is that Lilly adopted this rule from Ptolemy’s discussion of how to calculate the length of life … Continue reading
Posted in Astrology, horary
Tagged 5-degree rule, civil twilight, equalization, length of life, Masha’allah, Ptolemy, quadrant houses, Sahl, twilight, Whole sign houses
2 Comments
Does the 5-degree rule in horary make sense?
In speaking of the Ascendant, Lilly writes on page 33 of Christian Astrology: “…what Planet you shall find to be in that space, you shall say that he is in the first house; yet if he be within 5 degrees of … Continue reading
Posted in Astrology, horary
Tagged 5-degree rule, length of life, Lilly, prorogatory, Ptolemy
2 Comments
Neuroscience Discovers the Tropical Zodiac
Two thousand years ago Ptolemy in his Tetrabiblos attempted to summarize the existing knowledge about astrology in the Hellenistic world. Ptolemy, who viewed himself as a scientist and an encyclopedist, sought to put astrology on a scientific footing. For this reason … Continue reading
Did William Lilly Understand Ptolemy Correctly?
This is a follow-up to my previous post about triplicity rulers. In the 1940 Robbins/Loeb translation of Tetrabiblos Ptolemy discusses triplicities on pages 83 to 87, “Of the Triangles.” Ptolemy begins by saying that the zodiac is divided into four … Continue reading
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