Category "Spherical Geometry" Page 1/1

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.
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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.
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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?
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Spherical Geometry Mark Rusborn
An essential concept in primary directions is the ascension difference. Learn how to calculate this value. This article is for prof. astrologers.
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Spherical Geometry Mark Rusborn
Astrologers must convert zodiacal coordinates to ecliptic coordinates and vice versa when calculating primary directions. Let's derive these formulas.
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Spherical Geometry Mark Rusborn
Spherical triangle equations are the foundation of mathematical work for an astrologer-forecaster. We will derive these functional equations here.
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Spherical Geometry Mark Rusborn
These equations express the coordinates of the planet in various spherical coordinates and provide a basis for calculating primary directions.
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Spherical Geometry Mark Rusborn
Acquaintance with the primary directions begins with an understanding of the basics of celestial geometry. Learn the basic concepts of 3D astrology.
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Spherical Geometry Mark Rusborn
These basic formulas are needed to understand the subsequent calculations of the primary directorates. Read it if you use this method.
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