The Calculation of Houses: Placidus, Koch, and Others

Astrology is a complex art that relies on systems for calculating houses, among which the most well-known are those of Placidus and Koch. These systems determine how planets and signs influence various aspects of an individual’s life by placing them in specific astrological houses.

**Aries:** In the Placidus system, Aries, the first sign of the zodiac, is associated with the 1st house, symbolizing identity and personal appearance.

**Taurus:** For Taurus, which governs the 2nd house, this system emphasizes material values and financial security.

**Gemini:** Gemini, occupying the 3rd house, represents communication and intellectual exchanges, influenced by their innate curiosity.

**Cancer:** Cancer is linked to the 4th house, which governs family life and emotional roots, placing great importance on emotional bonds.

**Leo:** As the sign of the 5th house, Leo is connected to creative expression, pleasures, and leisure, revealing the need to shine.

**Virgo:** Virgo, in the 6th house, emphasizes health, work, and service, highlighting details and efficiency in daily life.

**Libra:** Representing the 7th house, Libra focuses on relationships and partnerships, seeking harmony and balance in interactions.

**Scorpio:** Scorpio, associated with the 8th house, explores themes of transformation, intimacy, and shared resources, often in an intense manner.

**Sagittarius:** As the symbol of the 9th house, Sagittarius is associated with expansion, philosophy, and travel, aspiring to discover the world.

**Capricorn:** Capricorn, occupying the 10th house, is linked to career, ambition, and reputation, determined to achieve its goals.

**Aquarius:** In the 11th house, Aquarius represents friendships and collective aspirations, emphasizing innovation and social ideals.

**Pisces:** Finally, Pisces, associated with the 12th house, evokes the unconscious, mysteries, and the need for withdrawal, often in search of inner peace.

Each of these signs, through the various systems of house calculation, reveals unique nuances in the interpretation of astral influences, allowing for a deeper understanding of each individual’s life journey.