What are the four pillars in Saju?
1 min read
Direct answer
Each pillar is a stem-branch pair. Together they are the chart. The hour pillar needs a birth time.
The four pillars
Year, month, day, and hour are separate time axes. The day pillar holds the Day Master.
- Year, month, and day can be read without a birth time.
- The hour pillar is omitted when time is unknown.
See what it means in your own chart
FAQ
Are four pillars the same as eight characters?
Each pillar has two characters, so four pillars are eight characters when the hour is known.
One birth. Multiple traditions. One deeper reading.
With the same birth information, Western astrology, Korean Saju, Numerology, and Mayan traditions describe patterns in different languages. Compare them on ORACELY.
Methodology and source notes
ORACELY first computes and normalizes birth data in the relevant chart system, then uses that output as the foundation for interpretation.
- A deterministic calculation engine performs the chart math.
- AI-assisted interpretation explains the chart output. It does not change the calculation.
- The same birth information can be compared across traditions.
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