What is the Part of Fortune in Astrology

The Part of Fortune is a point in astrology that is calculated using a specific formula. Although its origin is attributed to medieval Arabic astrology, it has been integrated into various astrological traditions throughout history. The Part of Fortune is one part of a group of points known as “Arabic Parts” or “Harmonic Parts.”

The basic formula for calculating the Part of Fortune is as follows:

Part of Fortune = Ascendant + Moon – Sun

Here’s a brief explanation of the elements involved:


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  1. Ascendant (AC): Represents the zodiac sign that is rising on the horizon at the time of your birth. The Ascendant is related to personality and outward appearance.
  2. Moon: Represents emotions, intuition, and emotional receptivity.
  3. Sun: Represents individuality, ego, and a person’s essence.

Common Interpretations of the Part of Fortune in astrology

The interpretation of the Part of Fortune involves the idea that, by harnessing the energies represented by the Moon (emotions and emotional needs), the Sun (identity and purpose), and the Ascendant (appearance and external focus), a person can find meaningful opportunities and experiences. These opportunities may not necessarily be “fortuitous” in the sense of pure luck, but they represent a path toward personal fulfillment and the fulfillment of desires and needs.

  1. Good Fortune and Success: The most traditional interpretation of the Part of Fortune is that it represents good fortune, success, and the fulfillment of desires. It is considered a fortunate point in the natal chart that indicates areas of life where satisfaction and achievement are more likely.
  2. Point of Balance: Some astrologers see the Part of Fortune as a point of balance between the Ascendant, the Sun, and the Moon in the natal chart. It represents the harmonization of these three elements, which can indicate a state of equilibrium and fulfillment.
  3. Potential for Self-Realization: It is interpreted as an indicator of the potential for self-realization and the ability to achieve life goals. The Part of Fortune can point to the areas where a person has a clearer path toward personal realization.
  4. Indicator of Desires and Needs: Some astrologers consider the Part of Fortune to reflect an individual’s desires and needs. It can reveal the areas of life where a person seeks satisfaction and happiness.
  5. Point of Action: Other approaches suggest that the Part of Fortune represents a point of action in the natal chart. It indicates the areas of life where a person is more likely to take decisive actions to achieve their goals.
  6. Spiritual Development: From a more spiritual or esoteric perspective, some astrologers believe that the Part of Fortune may indicate the path of spiritual development and the fulfillment of the soul’s purpose.
  7. Karmic Themes: For some, the Part of Fortune may also be related to karmic themes or life lessons. It can indicate the areas where a person has significant lessons to learn in this incarnation.
  8. Planetary Connections: The Part of Fortune is also interpreted in relation to the planets it forms aspects with in the natal chart. These aspects can provide additional information about how good fortune and fulfillment manifest in an individual’s life.

Aspects to the Part of Fortune

  • Trine to the Part of Fortune: Rudhyar considered a trine (a 120-degree aspect) to the Part of Fortune to indicate a natural harmony between personal energies and individual realization. It was seen as an aspect that facilitated the manifestation of one’s potential and alignment with the purpose of life.
  • Sextile to the Part of Fortune: A sextile (a 60-degree aspect) to the Part of Fortune was interpreted as an opportunity for personal growth and goal achievement. It was considered an aspect that provided support and resources to move forward in life.
  • Square to the Part of Fortune: A square (a 90-degree aspect) to the Part of Fortune could indicate challenges in personal realization. Rudhyar viewed this as an aspect that required work and overcoming obstacles to achieve self-realization.
  • Opposition to the Part of Fortune: An opposition (a 180-degree aspect) to the Part of Fortune could indicate tensions between personal energies and realization. It was seen as an aspect that required balance and reconciliation to achieve fulfillment.

Conjunctions to Planets

  • Conjunction of the Part of Fortune with the Sun: Rudhyar considered that the conjunction of the Part of Fortune with the Sun emphasized the potential for self-realization and self-expression. It was seen as an aspect that could highlight the life path and spiritual purpose of the individual.
  • Conjunction of the Part of Fortune with the Moon: A conjunction of the Part of Fortune with the Moon could indicate a strong connection between emotions and life’s purpose. This was interpreted as an aspect that emphasized the importance of emotions in the path of realization.
  • Conjunction of the Part of Fortune with other planets: Rudhyar’s interpretation of the conjunction of the Part of Fortune with other planets varied depending on the planet involved. In general, he saw these conjunctions as indicative of specific areas of realization or challenges in an individual’s life.

Part of Fortune in the Houses

The Part of Fortune is associated with the concept of fulfillment and the realization of desires. Its placement in the houses of the natal chart can provide insights into different areas of a person’s life where they may find opportunities for fulfillment. Here’s a general description of the Part of Fortune in the houses:

  • Part of Fortune in the 1st House: The individual’s fulfillment is closely linked to their personal identity and self-expression. Success and well-being are often connected to taking the initiative and being true to oneself.
  • Part of Fortune in the 2nd House: Fulfillment and prosperity are often tied to financial matters and personal values. Success is achieved by managing resources and embracing one’s sense of self-worth.
  • Part of Fortune in the 3rd House: Opportunities for fulfillment come through communication, learning, and local interactions. Success is often achieved by sharing knowledge and being adaptable.
  • Part of Fortune in the 4th House: Personal happiness is connected to family, home, and roots. Success is often realized through creating a stable and emotionally nurturing environment.
  • Part of Fortune in the 5th House: The individual finds fulfillment through creativity, self-expression, and love affairs. Success is often related to pursuing hobbies and passions.
  • Part of Fortune in the 6th House: Well-being is linked to work, health, and service. Success often comes through maintaining a healthy routine and helping others.
  • Part of Fortune in the 7th House: Fulfillment is often related to partnerships and relationships. Success is achieved through cooperation and establishing balanced connections.
  • Part of Fortune in the 8th House: Opportunities for fulfillment are found in deep transformations, shared resources, and intimacy. Success is often connected to matters of power and rebirth.
  • Part of Fortune in the 9th House: The individual’s fulfillment is related to exploration, higher learning, and spirituality. Success often comes through seeking truth and expanding horizons.
  • Part of Fortune in the 10th House: Personal success is often linked to career and public recognition. Fulfillment comes through achieving ambitions and fulfilling one’s life purpose.
  • Part of Fortune in the 11th House: Well-being is found in social and group activities, as well as pursuing humanitarian goals. Success often comes through connecting with like-minded individuals.
  • Part of Fortune in the 12th House: Opportunities for fulfillment are often linked to spirituality, introspection, and selfless service. Success comes through transcending personal limitations and connecting with higher realms.

The Part of Fortune in the Signs

The Part of Fortune (Latin: Pars Fortunae) in the signs represents the zodiac sign in which the Part of Fortune is located in a natal chart. Its placement in a specific sign provides insights into the manner in which an individual is most likely to find fulfillment and success. Here’s a general description of the Part of Fortune in the signs:

  1. Part of Fortune in Aries: Fulfillment is often found through taking initiative, being assertive, and embracing a sense of independence. Success comes through courage and pioneering spirit.
  2. Part of Fortune in Taurus: Well-being is connected to stability, material security, and a strong sense of self-worth. Success often comes through financial and material matters.
  3. Part of Fortune in Gemini: Opportunities for fulfillment come through communication, versatility, and intellectual pursuits. Success is often achieved through learning and adaptability.
  4. Part of Fortune in Cancer: Personal happiness is closely linked to nurturing, family, and emotional connections. Success is often realized through creating a supportive and secure environment.
  5. Part of Fortune in Leo: Fulfillment is found in creative self-expression, recognition, and leadership. Success often comes through sharing one’s unique talents and abilities.
  6. Part of Fortune in Virgo: Well-being is related to work, health, and service to others. Success is often achieved by being meticulous, organized, and helpful.
  7. Part of Fortune in Libra: Opportunities for fulfillment are often linked to relationships, harmony, and diplomacy. Success comes through cooperation, balance, and social connections.
  8. Part of Fortune in Scorpio: Personal success is connected to transformation, shared resources, and emotional depth. Fulfillment often comes through facing deep, intense experiences.
  9. Part of Fortune in Sagittarius: Happiness is found in exploration, higher learning, and a sense of adventure. Success is often related to seeking truth and expanding horizons.
  10. Part of Fortune in Capricorn: Fulfillment is closely tied to ambition, responsibility, and achieving long-term goals. Success often comes through discipline and career pursuits.
  11. Part of Fortune in Aquarius: Well-being is related to individuality, innovation, and humanitarian endeavors. Success often comes through embracing one’s unique qualities and contributing to society.
  12. Part of Fortune in Pisces: Opportunities for fulfillment are often linked to spirituality, intuition, and selfless service. Success often comes through transcendence and connection to higher realms.

These are general interpretations, and the influence of the Part of Fortune on a specific sign or house may vary depending on other aspects of the person’s birth chart and personal history. As I always mention, it is important to study the card in its entirety to discover its balance and coherence.

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