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Advanced Primary Direction Calculation Alexey Borealis
Antiscia is a point symmetrical to the planet's degree. But if the planet deviates from the ecliptic, it has two antisсia. Let's illustrate it.
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Advanced Primary Direction Calculation Alexey Borealis
The main question in primary directions is which plane to use for aspects. It is not the equator or the ecliptic. Let's explore the right approach.
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Advanced Primary Direction Calculation Alexey Borealis
Planets conjunct each other spatially when their mundane positions coincide. What is it, and how can it be calculated? Learn more from this article.
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Advanced Primary Direction Calculation Alexey Borealis
What does the spatial connection of two planets look like in the Placidus house system? Get acquainted with the equations of mundane positions.
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Advanced House Systems Alexey Borealis
The cusps of houses in the Placidus system cannot be calculated analytically. Moreover, numerical methods do not work at extreme latitudes either.
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Advanced Spherical Geometry Alexey Borealis
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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Advanced Spherical Geometry Alexey Borealis
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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Advanced Spherical Geometry Alexey Borealis
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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Advanced Spherical Geometry Alexey Borealis
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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Advanced Spherical Geometry Alexey Borealis
Astrologers must convert zodiacal coordinates to ecliptic coordinates and vice versa when calculating primary directions. Let's derive these formulas.
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