All Blog Posts (Page 2/4)

House Systems Mark Rusborn

The house cusp in the Regiomontanus system is the intersection of the major circle of position with the zodiacal plane. Here are the formulas.

House Systems Mark Rusborn

The celestial sphere is unevenly divided into parts by S-shaped curves in this system. Learn what it looks like and where the house cusps come from.

House Systems Mark Rusborn

Morinus considered this system the most accurate prediction system, and we agree. Find out what the Regiomontanus house system looks like in space

Signification Techniques Mark Rusborn

This helpful reference article contains a list of planets and the things they correspond to. We recommend bookmarking this post for future reference.

Spherical Geometry Mark Rusborn

In calculating primary directions, it is necessary to know how the right ascension and declination of any degree of any zodiac sign are related.

Horary Basics Mark Rusborn

What are significators and dispositors in horary astrology, and how are they used to match a planet with an external object?

Spherical Geometry Mark Rusborn

The basis of any horoscope is the Ascendant and Midheaven degrees. In this article, we will derive the formulas for calculating these degrees.

Spherical Geometry Mark Rusborn

We use the so-called sidereal time expressed in degrees when calculating primary directions. What are sidereal time and its connection with degrees?

Horary Basics Mark Rusborn

A horary chart may not contain an answer to the question asked, or contain an answer to something that was not asked. This is a property of radicality

Horary Basics Mark Rusborn

Often astrologers choose the wrong planets to focus on, leading to prediction errors. Learn how to avoid these mistakes in this article.