Sean Chan Academy · Western Astrology · Specialty Course
Coming Soon

Ask the Sky a Question.
Read the Answer.

The complete horary astrology masterclass — the 700-year-old judgment system for answering specific questions from a chart cast at the moment of asking.

✦ 16 modules · 96 lessons covering significators, dignity, perfection, strictures, and judgment
✦ Practical applications: relationships, career, lost objects, missing people, health, timing
✦ Classical tradition — not modern "horary readers," not fortune-telling, rule-based judgment
✦ Closes with a full practitioner module — how to actually build a horary reading practice
Register Interest See full curriculum ↓
Prerequisites: Foundations of Natal Astrology (Level 1) and Deepening Your Practice (Level 2). Both required. Level 3 (Advanced Natal) is not needed — horary is a separate paradigm.

Course launching soon. Register below to be notified when enrolment opens.

The Misunderstanding

Horary is not
fortune-telling.

Horary astrology is the oldest branch of Western astrological practice — a rule-based judgment system developed over 700 years for answering specific, well-formed questions. It is not a modern invention. It is not a personality reading. It is not vague prediction. Most of what the internet calls "horary" today has almost nothing to do with the classical tradition.

?

One Question, One Chart

Horary answers a single, specific question from a single chart cast at the moment the question was asked. Not a reading of your life. Not a general horoscope. One question, one judgment.

⚖

Classical Rules, Not Intuition

The judgment comes from explicit rules — significators, dignities, aspects, receptions, and strictures. The astrologer's personality and "vibes" do not enter the reading. The chart decides.

⛔

Strictures Against Judgment

Classical horary includes explicit rules for when a chart is not radical — not fit to be judged. A serious horary practitioner refuses to answer more questions than they answer. The modern "ask me anything" model is not horary.

📜

A 700-Year Tradition

Taught in an unbroken line from Guido Bonatti (13th century) to William Lilly (17th century) to Ivy Goldstein-Jacobson (20th century) to today. This course teaches the tradition, not a modern reinvention.

Prerequisites & Path

Before you begin
horary.

Horary is a specialty branch — a lateral extension from the natal foundations, not a continuation of them. Two of the three natal courses are required. One is not. Here's exactly what you need and why.

✦ Required

Foundations of Natal Astrology

Level 1

The planets, signs, houses, and aspects — the vocabulary horary speaks. Without this, Module 02 (Casting the Horary Chart) and Module 04 (Houses in Horary) are inaccessible.
✦ Required

Deepening Your Practice

Level 2

Classical dignity, dispositors, and reception — the load-bearing prerequisite. Horary judgment depends on these. Module 03 (Essential Dignities) and Module 05 (Significators & Receptions) build directly on L2.

Not Required

Advanced Natal Techniques

Level 3

A different paradigm. L3 teaches time-based prediction (transits, progressions, returns). Horary is question-based and operates on a single frozen chart. Helpful as general context, but not needed for horary.

The Curriculum

Sixteen modules. Ninety-six lessons.
The complete horary practice.

Horary is taught the way the classical texts teach it — with the judgment rules explained first, the application domains second, and the practitioner framework last. Every module builds toward real chart judgment, not theoretical understanding.

Module 01

Foundations of Horary Astrology

  • What Horary Astrology Actually Is
  • A Brief History: Bonatti to Lilly to Today
  • How Horary Differs from Natal Astrology
  • What Makes a Question Suitable for Horary
  • The Ethics of Horary Judgment
  • What You Will Be Able to Do by the End
Module 02

Casting the Horary Chart

  • The Moment of the Question
  • Choosing a House System for Horary
  • Setting the Chart in Software
  • Reading the Chart Top to Bottom
  • Noting Retrogrades and Applying Aspects
  • Building the Judgment Worksheet
Module 03

Essential Dignities & Debilities

  • Domicile and Detriment
  • Exaltation and Fall
  • Triplicity, Term, and Face
  • Peregrine Planets
  • Accidental Dignity
  • Building a Dignity Table for a Horary Chart
Module 04

Houses in Horary

  • The Twelve Houses in Horary Context
  • Turning the Chart (Derived Houses)
  • House Rulers as Significators
  • Empty Houses in Horary
  • Intercepted and Duplicated Houses
  • When to Use Whole-Sign Houses
Module 05

Significators & Receptions

  • Identifying the Significators
  • The Moon as Co-Significator
  • Mutual Reception
  • Mixed Reception
  • Reception and Motivation
  • When Receptions Change the Judgment
Module 06

Perfection & Prohibition

  • Perfection by Applying Aspect
  • Perfection by Translation of Light
  • Perfection by Collection of Light
  • Prohibition by Aspect
  • Refranation and Frustration
  • Recognizing Perfection in a Real Chart
Module 07

Strictures Against Judgment

  • Why Strictures Exist
  • Early and Late Ascendant
  • The Moon Void of Course
  • Saturn in the 1st or 7th House
  • The Via Combusta
  • When to Refuse to Judge a Chart
Module 08

The Moon's Role in Depth

  • The Moon as Universal Co-Significator
  • The Moon's Last and Next Aspects
  • The Moon's Speed and Phase
  • The Moon Translating Light
  • The Moon's Void-of-Course Nuances
  • When the Moon Overrides Other Testimony
Module 09

Relationships

  • "Does He/She Love Me?"
  • "Will We Marry?"
  • "Will This Relationship Last?"
  • Finding a Lost Love
  • Judging Third-Party Involvement
  • Ethical Boundaries in Relationship Horary
Module 10

Career & Money

  • "Will I Get the Job?"
  • "Will This Business Succeed?"
  • "Should I Take This Offer?"
  • Money Questions: Lost, Owed, Expected
  • Reading Income vs Windfall
  • When the Answer is "Not Yet"
Module 11

Lost Objects & Missing People

  • The Lost Object Method
  • Determining Location from the Chart
  • Whether the Object Will Be Found
  • Missing Persons: Living or Dead
  • Runaway Cases
  • Ethical Limits and Real-World Cases
Module 12

Health & Medical Horary

  • Decumbiture Charts
  • The Nature of the Illness
  • Prognosis and Recovery
  • Surgical Questions
  • When to Defer to a Doctor
  • The Ethics of Medical Horary
Module 13

Advanced Techniques

  • Antiscia and Contra-Antiscia
  • Fixed Stars in Horary
  • Arabian Parts (Lots)
  • Planetary Hours in Horary
  • The Part of Fortune
  • Combining Advanced Testimonies
Module 14

Timing Events

  • Timing by Applying Aspects
  • Degrees Per Unit of Time
  • Timing by House Placement
  • Timing by Sign Modality
  • Combining Timing Methods
  • When Timing Cannot Be Given
Module 15

Practice & Case Studies

  • Case Study: A Relationship Question Answered
  • Case Study: A Lost Object Found
  • Case Study: A Career Decision
  • Case Study: A Medical Horary
  • Case Study: A Question That Should Not Be Judged
  • How to Practice Without a Client
Module 16

Building Your Horary Practice

  • Structuring a Horary Consultation
  • Receiving and Timing the Question
  • Writing the Judgment
  • Pricing and Boundaries
  • Ethical Practice and Client Care
  • Recommended Texts and Continuing Study
16
Modules
96
Lessons
60k
Words Written
∞
Lifetime Access
The Methodology

Classical horary,
taught honestly.

"Horary" is one of the most abused words in modern astrology. This course teaches the actual classical tradition — the system Bonatti, Lilly, and Goldstein-Jacobson would recognize — not the "ask me anything about your love life" content that dominates social media.

✦  This Course
✓ Teaches strictures against judgment — including when to refuse the chart
✓ Built on explicit rules: significators, dignities, perfection, reception
✓ Distinguishes between radical and non-radical charts
✓ Classical tradition from 13th-century Bonatti through Lilly to modern practitioners
✓ Ends with a full practitioner framework: consultation, ethics, boundaries, pricing
✓ Five worked case studies including one that shouldn't be judged
✗  Most Online "Horary"
✗ Treats horary as "ask any question and the chart will tell you"
✗ Ignores strictures entirely or dismisses them as outdated
✗ Uses modern keyword interpretations instead of classical rules
✗ Reduces horary to romance questions and lost objects
✗ Says nothing about the ethics of refusing to judge a chart
✗ Skips the practitioner framework entirely
Sean Chan
Sean Chan
Your Instructor

Classical judgment.
Taught with rigour.

I have spent over a decade dismantling the barrier between "ancient wisdom" and "modern logic." Since 2014, I have practiced metaphysics professionally, building a reputation for technical precision in BaZi, Zi Wei Dou Shu, Qi Men Dun Jia, and Western natal astrology — including classical judgment traditions like horary.

This course exists because horary is where the modern astrology market is at its weakest. Most online horary content is pop-psychology and wish-fulfillment wearing the costume of tradition. This course teaches the actual tradition — strictures, reception, perfection, refusal — the way it has been taught for seven hundred years.

By the end of this course you will not only know the rules of horary judgment — you will know when to refuse to judge, how to structure a consultation, and how to deliver an honest answer that serves the querent.

Professional practice since 2014
Specialist in classical Eastern & Western systems
Featured expert in global media outlets
Common Questions

Before you
commit.

Horary astrology is a classical branch of Western astrology that answers a specific question using a chart cast at the moment the question was asked and understood. It has been practiced continuously from the 13th century (Guido Bonatti) through the 17th century (William Lilly) to today. Unlike natal astrology, which describes a life, horary answers one discrete question with one chart and one judgment. The rules are explicit and the answer is binary: yes/no, will/won't, found/lost.
Yes — Foundations of Natal Astrology (Level 1) and Deepening Your Practice (Level 2) are both required. Horary is built on planets, signs, houses, aspects, classical dignity, dispositors, and reception — the complete vocabulary of L1 and L2. Level 3 (Advanced Natal Techniques) is not required — it teaches time-based prediction (transits, progressions, returns), which is a different paradigm from horary's question-based judgment. You can take horary directly after completing L1 and L2.
No. Horary is a rule-based judgment system with explicit strictures, significators, and perfection conditions. The astrologer does not "feel" the answer — the chart decides it through applied classical rules. Horary also includes explicit rules for refusing to judge a chart (Module 07). A serious horary practitioner declines to answer more questions than they answer. The modern "ask me anything and I'll read it" model is not horary.
Natal astrology describes a whole life from a birth chart. Horary answers a single specific question from a chart cast at the moment the question was asked. Natal is descriptive; horary is decisional. Natal uses modern interpretive techniques; horary uses classical judgment rules. Natal is open-ended; horary is binary. A student can be excellent at one and know nothing about the other. This course assumes you already understand natal mechanics (from L1 and L2) and then teaches you the separate skill of horary judgment.
No. Horary has explicit rules for what makes a question suitable. Module 01 covers this: the question must be specific, important to the querent, not previously judged, and asked at a moment the querent can remember. Module 07 covers strictures against judgment — conditions where the chart itself signals that it cannot be judged (early or late Ascendant, Moon void of course, Saturn in the 1st or 7th, and others). Learning to recognize and refuse non-radical charts is as important as learning to judge the radical ones.
16 modules, 96 lessons, approximately 60,000 words of written content. The densest of all the specialty courses. A focused student could complete it in two to three months; a careful student in five to six. There is no deadline. You have lifetime access. Practice is what matters most — the material teaches the rules, but fluency comes from judging real charts.
Eight modules (9 through 14) cover practical application domains: relationships, career and money, lost objects and missing people, health and medical horary, advanced techniques, and timing events. Module 15 walks through five worked case studies including one that shouldn't be judged. Module 16 is the full practitioner framework — how to structure a consultation, receive a question, write a judgment, price your work, and set ethical boundaries. By the end, you will be able to take a real question and produce a real written judgment.
Coming Soon

Be the first to know
when enrolment opens.

Horary Astrology is currently in development. Register your interest and we'll notify you the moment the course goes live — plus early-bird pricing for the waitlist.

Waitlist
Horary Astrology
Specialty Course · The complete classical horary masterclass
✦ 16 modules · 96 lessons · ~60,000 words
✦ Covers significators, dignity, perfection, strictures, and judgment
✦ Module 15: five worked case studies from real charts
✦ Module 16: full practitioner framework — consultation, ethics, pricing
✦ Early-bird pricing for waitlist subscribers
✦

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Required prerequisites before enrolling
Level 1
$688
Foundations
Level 2
$988
Deepening
Specialty
$988
Horary
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