Horoscopic astrology
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Horoscopic astrology is a form of astrology which uses a horoscope, a visual representation of the heavens, for a specific moment in time in order to interpret the inherent meaning underlying the alignment of the planets at that moment. The idea is that the placement of the planets at any given moment in time reflects the nature of that moment and especially anything which is born then, and this can be analyzed using the chart and a variety of rules for interpreting the 'language' or symbols therein.
One of the defining characteristics of this form of astrology that makes it distinct from other traditions is the computation of the degree of the Eastern horizon rising against the backdrop of the ecliptic at the specific moment under examination, known as the ascendant. As a general rule, any system of astrology that does not utilize the ascendant does not fall under the category of horoscopic astrology, although there are some exceptions.
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[edit] Overview
Horoscopic astrology developed in the Mediterranean region and specifically Hellenistic Egypt sometime around the late 2nd or early 1st century BCE1. In ancient Hellenistic astrology the ascendant demarcated the first celestial house of a chart, and the word for the ascendant in Greek was horoskopos. This is the word that the term "horoscope" derives from, which in modern times has come to denote the diagram of the heavens as a whole.
Horoscopic astrology can essentially be summed up as the practice of casting astrological charts that reflect the apparent positions of a variety of celestial bodies and points from the perspective of the subject at any given moment in time. The most prevalent application of horoscopic astrology is to use it to analyze the birth charts of individuals in order to read character, psychological traits, and to some extent destiny. In theory, however, a horoscope can be cast for the beginning of any entity, including organisations, nations, animals, and even objects (for example ships, cars and airoplanes).
[edit] Construction of a horoscope
To create a horoscope, an astrologer first has to ascertain the exact time and place of the subject's birth, or the initiation of an event. The local standard time (adjusting for any daylight savings time or war time) is then converted into Greenwich Mean Time or Universal Time at that same instant, which in turn is translated into the sidereal time at Greenwich. The astrologer will next consult a set of tables called an ephemeris, which lists the location of the sun, moon and planets for a particular year, date and sidereal time, with respect to the northern hemisphere vernal equinox or the fixed stars (depending on which astrological system is being used). The astrologer then adds or subtracts the difference between the longitude of Greenwich and the longitude of the place in question to determine the true local mean time (LMT) at the place of birth to show where planets would be visible above the horizon at the precise time and place in question. Planets hidden from view beneath the earth are also shown in the horoscope.
The horoscope is then divided into 12 sectors around the circle of the ecliptic, starting from the eastern horizon with the ascendant or rising sign. These 12 sectors are called the houses and numerous systems for calculating these divisions exist. Tables of houses have been published since the 19th Century to make this otherwise demanding task easier.
[edit] Ascendant
Longitude is necessary in order to determine the position of the Ascendant because horoscopes use local time. Due to time zones, adjustments are made for the difference in one's actual longitude and the longitude of the nominal meridian associated with clock time.
[edit] Placements
Having established the relative positions of the signs in the houses, the astrologer positions the sun, moon, and planets at their rightful celestial longitudes. Some astrologers also take note of minor planetary bodies, fixed stars, asteroids (for example, Chiron) and other mathematically calculated points and angles such as the vertex, equatorial ascendant, etc. Many astrologers also use what are commonly referred to as Arabic parts (or Greek Lots), the most common of which is the Part of Fortune (Pars Fortuna).
[edit] Aspects
To complete the horoscope the astrologer will consider the aspects or relative angles between pairs of planets. Certain aspects are considered more important than others. Those generally recognized by the astrological community are Conjunction (0°), Opposition (180°), Square (90°), Trine (120°), Sextile (60°), Semi-Square (45°), Sesqisquare (135°), and Quincunx (150°). Understandably these aspects are more significant when they are exact, but they are considered to function within an orb of influence, the size of which varies according to the importance of each aspect. Thus conjunctions are believed to operate with a larger orb than sextiles. Most modern astrologers use an orb of 8° or less for aspects involving the Sun, Moon, and Jupiter and smaller orbs for the other points. Some astrologers, such as practitioners of Cosmobiology, and Uranian astrology, use minor aspects (15°, 22.5°, 67.5°, 72°, 75°, 105°, 112.5°,
Having constructed the horoscope, the astrologer can begin the task of interpreting the chart. This interpretation depends upon which branch of horoscopic astrology is being used.
[edit] Branches of horoscopic astrology
There are four main branches of horoscopic astrology.
[edit] Natal astrology
Natal astrology, also known as Genethliacal astrology, is the system of astrology based upon the concept that each individual's personality or path in life can be determined by constructing a natal chart for the exact date, time, and location of a person's birth. Natal astrology can be found both in Eastern and Western traditions.
[edit] Mundane astrology
Mundane Astrology (also known as political astrology) is the application of astrology to world affairs and world events, taking its name from the Roman word Mundus, meaning "the World". Mundane astrology is branch of Judicial astrology and is widely believed by astrological historians to be the most ancient branch of astrology. In the Middle Ages mundance astrology was more commonly known as the study of Revolutions - meaning the study of the revolutions of the planets in their apparent orbits around the Earth, as they were then believed to do.
Many modern and ancient mundane astrologers also believe correlations exist between geological phenomena (such as earthquakes, volcanic eruptions, etc.) and astronomical phenomena (the movement of celestial bodies in relation to the Earth).
[edit] Electional astrology
Electional Astrology concerns itself with finding the best time to do a particular future activity, such as begining an enterprise or founding an organisation. It takes into account the individual person or persons involved, and the place where the action is to be performed, to suggest the best time to perform the activity.
[edit] Horary astrology
Horary astrology is a method by which an astrologer attempts to answer a question by constructing a horoscope for the exact time and place at which the question was asked. The answer might be a simple yes or no, but is generally more complex with insights into, for example, the motives of the questioner, the motives of others involved in the matter, and the options available to him.
[edit] Endnotes
Note 1: See David Pingree - From Astral Omens to Astrology from Babylon to Bikaner, Roma: Istituto Italiano per L'Africa e L'Oriente, 1997. Pg. 26.
[edit] Sources
- AstrologyNotes' article on Horoscopic astrology - retrieved 1/16/2006 under the GNU Free Documentation License