Arabic Parts (Lots): the hidden coordinates of your chart

Arabic Parts (Lots) are one of the oldest and most precise timing and event-location tools in astrology.

Unlike planets or houses, they don’t describe who you are — they show where life events are likely to happen. This guide is written for readers who already understand birth charts and want to work with precision tools used in traditional astrology. Think of them as coordinates — where life events tend to land in real experience.

Diagram explaining Arabic Parts (Lots) in astrology, showing the Ascendant-based formula, Lot of Fortune and Spirit, timing techniques, and how these points indicate life events.

This diagram is a visual orientation map. It provides the landscape—now let’s move into how Arabic Parts are actually calculated and read in real charts.

On this page, you will learn:

  • what Arabic Parts (Lots) are
  • how to calculate them
  • and how astrologers actually use them in real chart readings

Arabic Parts — also called Lots — are calculated points that combine the Ascendant with two other chart factors. They don’t emit light like planets — they direct it. Think of them as where things tend to land in real life—fortune, purpose, love, duty, victory, and more.

Formula: Ascendant + A − B

Why “Arabic”?
The technique is Hellenistic in origin and was preserved and expanded by medieval Arabic scholars — hence the modern name.

What they’re best used for:
Pinpointing how a theme materializes — money and support (Fortune), will and vocation (Spirit), attraction and artistry (Eros), duty (Necessity), honors (Exaltation), stability (Basis), and more.

How to Read · Fortune · Spirit · Other Lots · How to calculate · Reading checklist · FAQ

How to read Lots (practical, not mystical)

  1. Start with Fortune & Spirit. These are the backbone.
  2. Read the Lot’s house & sign first. That sets the life-arena and style.
  3. Then read the Lot’s ruler by sign/house/aspects. The ruler is the how/through whom.
  4. Use tight conjunctions/oppositions from planets & angles as triggers. These activate the Lot.
  5. Time it. Profections to the Lot’s sign, transits/returns to the Lot and its ruler, and angular hits are your timing keys.

Orbs: Treat Lots like sensitive points. Use 0°–2° for natal aspects (conjunction/opposition strongest), 0°–1° for transits. If the Sun/Moon or angles hit a Lot, you can stretch by ~½° more.

Birth time matters. Because Lots are Ascendant-based, use the most accurate birth time you have. If time is uncertain, read with caution or avoid firm predictions.


Fortune & Spirit — your starting pair

🍀 Lot of Fortune (Tyche) — “Where life meets you”

  • Day formula: Ascendant + Moon − Sun
  • Night formula: Ascendant + Sun − Moon
  • Essence: Circumstances, the body, luck, and material flow; how external life feeds you.
  • What it tells: House = where support and opportunity show up; sign = the flavor of “good fortune.” The ruler of fortune shows the pathways and people that deliver it.
  • Timing: Transits to Fortune or its ruler = shifts in work, money, health, and living situation. Annual profection to fortune’s sign often correlates with tangible changes.
  • Synastry hint: Their benefics on your fortune can feel like “you help my life work.”

🎯 Lot of Spirit (Daimon) — “Where you meet life”

  • Day formula: Ascendant + Sun − Moon
  • Night formula: Ascendant + Moon − Sun
  • Essence: Intention, will, vocation, authorship—what you choose to do on purpose.
  • What it tells: House = where you steer; sign = your style of agency. The ruler of Spirit describes the engine of career/calling.
  • Timing: Hits to Spirit or its ruler = decisions, launches, promotions, pivots.
  • Synastry hint: Their planets on your Spirit can amplify your confidence, direction, and output.

Fortune ≈ “what happens to me.” Spirit ≈ “what I do with it.” Read them together.

✦ Want to see how Arabic Parts work in your chart? → Book a personal reading


Other Arabic Lots commonly used in professional chart readings

Formulas vary by tradition and software; meanings below are stable across schools. Use your preferred calculator for exact figures. Note that these Lots don’t replace planets — they refine timing and context.

💘 Lot of Eros — attraction, bonding, creative spark

  • Essence: Magnetism, affection style, the “muse effect,” aesthetic chemistry.
  • What it tells: How you fall in love (with people and projects), what opens your heart, and the kinds of relations that energize your art.
  • Timing: Venus transits/returns, New/Full Moons aspecting Eros, or hits from Neptune (inspiration) and Mars (heat) awaken desire and output.
  • Synastry hint: Their personal planet on your Eros = instant glow; mind the aspect for tone.

🛡️ Lot of Necessity — duty, deadlines, non-negotiables

  • Essence: Obligations we must honor; constraints that focus us.
  • What it tells: Where commitments, contracts, or reality checks build backbone.
  • Timing: Saturn contacts bring “sign here” moments; Mercury triggers paperwork.

🏆 Lot of Victory (Nike) — wins, recognition

  • Essence: Triumph, successful outcomes, applause after effort.
  • What it tells: Where and how wins are likely when you show up consistently.
  • Timing: Jupiter/MC activations can coincide with promotions and public milestones.

🦁 Lot of Courage (Andreia) — bravery, grit

  • Essence: The nerve to act; resilience under pressure.
  • What it tells: Where you’re meant to take considered risks and stand firm.
  • Timing: Mars aspects: initiations, surgical precision, bold decisions.

🧭 Lot of Exaltation — honors, high places

  • Essence: Prestige, awards, “raised up” moments.
  • What it tells: The arenas where excellence is visible—and where humility guards the fall.
  • Timing: MC contacts; Jupiter/Venus to this Lot can mark title changes or accolades.

🧱 Lot of Basis — foundations that hold

  • Essence: Stability, resources, and routines that keep the structure upright.
  • What it tells: What “keeps the lights on”—habits, assets, allies you can build on.
  • Timing: Earth-sign transits love this Lot; great for long-term planning.

🤝 Lot of Marriage / Union — formal partnership

  • Essence: Bonding in a recognized container: marriage, business partnership.
  • What it tells: What you seek in a committed “we,” and the conditions that support it.
  • Timing: Venus + 7th-house ruler + this Lot in dialogue often coincides with proposals, contracts, and launches of shared ventures.

How to calculate (and why calculators disagree)

  • Most Lots follow Asc + A − B.
  • Sect matters for many classical Lots (such as Fortune/Spirit), flipping A and B by day vs. night.
  • Medieval/modern sources offer multiple variants for some Lots. That’s normal. Pick a coherent set of formulas (and stick to it for consistency) rather than mixing and matching.

Best practice: Note your software’s source list (Hellenistic vs Medieval), and test results against lived events. Consistency beats chasing the “perfect” recipe.


Reading checklist (use this every time)

  • House of the Lot: where the story takes place.
  • Sign of the Lot: how it plays out.
  • Ruler of the Lot: who/what carries the plot—read its house, sign, aspects.
  • Aspects of the Lot (tight): what switches it on.
  • Timing: profections, solar/lunar returns, transits/ingresses to the Lot and its ruler.
  • Condition: the dignity/affliction of the ruler matters more than the Lot’s sign.

Timing cheat-sheet

  • Profections: When the year lands in the sign of fortune, watch money/health/home. Spirit years favor career decisions.
  • Transits: Conjunctions to the Lot or its ruler ring the bell; Sun/Moon/angles hit loudest.
  • Returns: Lunar/Solar returns placing Lots on ASC/MC = headline months.

FAQ

Are Lots the same as asteroids? No. Asteroids are physical bodies; Lots are calculated points.

What orb should I use? Conjunction/opposition 0°–2° natal (0°–1° transits). Sextiles/trines can be read at ~ if perfected by timing. Prioritize hits from Sun, Moon, angles.

What if my birth time is fuzzy? Avoid definitive claims. Lots are Ascendant-based; even a few minutes can move houses and aspects.

Can I elect events with Lots? Yes—particularly Fortune (material/worldly flow), Spirit (agency/purpose), Victory, and Exaltation. Put them on or ruling the ASC/MC, supported by benefics, and avoid hard malefic hits if possible.

Ethics note: Lots are powerful when used with care. They should add nuance, not override common sense, consent, or professional advice.
In client work, Arabic Parts are always interpreted alongside the Ascendant, ruler condition, and timing techniques — never in isolation.
If you’re working with timing techniques, Arabic Parts become especially powerful when combined with progressions, solar arcs, and aspects.


Did you know?

  • In many charts, years profected to the sign of fortune correlate with relocations, health shifts, and financial turns; Spirit years often bring career clarity or new mandates.
  • Artists frequently have Venus/Jupiter transiting Eros during breakthrough releases.
  • Marriage/event/business charts that place Fortune or Victory on the MC tend to read as “publicly blessed” moments.
  • Many charts show Jupiter in contact with victory around promotions.
  • Venus–Eros activations often coincide with creative breakthroughs and relationship milestones.

✦ Working with Arabic Parts requires both technique and timing awareness.

In client work, Arabic Parts are explored after birth time rectification, when precision becomes essential—especially for questions regarding money, vocation, relationships, and peak life windows.

If you’d like to work with your own Lots—Fortune & Spirit for vocation and money flow, Eros & Necessity for love and boundaries, or Victory & Exaltation for visibility and success—we can read them together in a rectified chart.

✧ Sessions are available via Simgology → Book a Reading 🔮

I’m Simge ✨

Portrait of Simge, astrologer, numerologist and tarot reader behind Simgology, offering intuitive and structured spiritual guidance.

I’m the astrologer, numerologist, and tarot reader behind Simgology.

This is my space where astrology, tarot, and numerology meet — not to predict your future, but to help you understand where you are and how to move forward with clarity and awareness.

If you’re seeking alignment, meaning, or a deeper connection with yourself, you’re in the right place. Here, intuition meets structure, and insight turns into understanding 🌙

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