Four Pillars Calculator for Day Master and Luck Cycles
Four Pillars, also called Bazi or Eight Characters, converts your birth year, month, day, and hour into heavenly stems and earthly branches.
What are the Four Pillars?
The Four Pillars are the year pillar, month pillar, day pillar, and hour pillar. Each pillar contains one heavenly stem and one earthly branch.
The day stem is called the Day Master. It is the central reference point for interpreting the rest of the chart.
What makes this calculator useful
The tool combines birth city selection, solar-lunar conversion, true solar time, and traditional Ziping chart details in one browser-based workflow.
It is designed for learners who want reliable chart data before asking an AI tool, teacher, or practitioner for interpretation.
FAQ
Is Bazi the same as Four Pillars?
Yes. Bazi means eight characters, while Four Pillars describes the four columns that contain those eight characters.
What is the Day Master?
The Day Master is the heavenly stem of your birth day and represents the self in traditional chart reading.
Can I use lunar birth dates?
Yes. The calculator supports both solar and lunar input modes.