How to Read a BaZi Chart: A Beginner's Reading Order
Last updated: October 22, 2026
A BaZi chart is easier to read when you separate its calculated labels from the interpretation written around them. BaZi means “eight characters”: one Heavenly Stem and one Earthly Branch for each of the year, month, day and hour of birth. Together, these four pairs form the Four Pillars.1 Reading starts with the Day Master (the Day Stem) and the Month Command (the Month Branch), followed by Hidden Stems, Ten Gods, and ten-year Luck Pillars.2 They provide the vocabulary for a traditional Chinese reading, not a verified account of someone's character or future.
Start with the labels and input details
Find the column headings first. Some charts place the year on the left; others reverse the order. Do not identify the day column by its position alone.
Check the recorded date, calendar system, local birth time and birthplace. Also note how the calculator handles daylight saving, solar time and boundaries between days or solar months. A neatly printed chart can still reflect uncertain input. Xiaodao's public FAQ describes true solar time and prompts when a birth time is near a chart boundary.4
For an eligible birth record, Cast a Bazi chart is the place to view the chart. Creating a profile requires an account.4
| Chart Column / Row | Name on Xiaodao Chart | What It Contains | Role in Reading the Chart |
|---|---|---|---|
| Column 1 | Year Pillar | Year Stem + Year Branch | Marks the solar year of birth (switching at the exact Li Chun transition instant) |
| Column 2 | Month Pillar | Month Stem + Month Branch (Month Command) | Determined by the 24 Solar Term transitions; sets the seasonal elemental context |
| Column 3 | Day Pillar | Day Stem (Day Master) + Day Branch (Spouse Palace) | The Day Stem is the chart's reference point; the Day Branch sits directly beneath it |
| Column 4 | Hour Pillar | Hour Stem + Hour Branch | Calculated from local True Solar Time at the birthplace |
| Row | Ten God | Friend, Rob Wealth, Eating God, Hurting Officer, Indirect Wealth, Direct Wealth, Seven Killings, Direct Officer, Indirect Resource, Direct Resource | Relationship labels calculated relative to the Day Master using element and yin–yang polarity |
| Row | Hidden Stems | 1 to 3 Heavenly Stems stored inside each Earthly Branch | Shows internal branch stems used to check whether surface stems have roots (tong gen) |
Find the Day Master, then the month
The Day Master is the Heavenly Stem in the day column. It is the reference point used to name relationships among the chart's elements. The Earthly Branch beneath it is the day branch. The two together are the Day Pillar; the branch is not the Day Master.2
Next identify the month branch. Month command, or yue ling, means the seasonal context assigned to that branch in traditional interpretation. Then look for roots: matching elemental support within the branches. This is more informative than beginning with a list of flattering or alarming labels.2
Read the visible and hidden layers separately
The four stems form the visible top row. Hidden stems are stems traditionally assigned within the branches; they do not add more pillars. The Ten Gods are relationship labels calculated relative to the Day Master using element and yin–yang polarity, the system's paired classifications.23
For a concrete orientation, San Ming Tong Hui prints the sequence Gui-Hai, Ren-Xu, Bing-Zi, Gui-Si (癸亥、壬戌、丙子、癸巳). In year-to-hour order, Bing is the Day Master, Zi is the day branch and Xu is the month branch. This is a published textual example, not a newly invented birth record. Our annotated chart example guide (coming soon) explains in further detail what can and cannot be established from it.5
A missing color in an element graphic is not automatically a missing element throughout the chart. Check whether the graphic includes hidden stems and how it counts them.
Add time layers after the birth chart
The natal chart is the birth chart. A Luck Pillar, or da yun, adds a traditionally calculated period of roughly ten years. Annual luck, or liu nian, adds the stem–branch pair of a particular year. Keep these layers separate: a stem appearing in an annual column is not a newly discovered birth stem.2
Use this checklist with a written reading
- Are the input details and column order clear?
- Is the Day Master identified from the day stem?
- Does the interpretation discuss the month and roots, not just element totals?
- Can each Ten Gods label be traced to a stem?
- Are birth-chart observations separated from timing interpretations?
- Are uncertain inputs and alternative readings acknowledged?
Use Inside a Bazi Report (or browse the free Sample report) to see how a chart is read alongside a longer 11-chapter interpretation; generating a report requires eligible membership and uses Dao Points (see Membership & Dao Points for pricing).6 When a sentence sounds too certain, return to the named chart feature and ask how the writer reached that conclusion.
Frequently Asked Questions
The Heavenly Stem of the Day Pillar, called the Day Master, is the primary reference point of a BaZi chart. While popular zodiac descriptions focus on the birth-year animal, traditional Four Pillars analysis calculates all Ten Gods and elemental relationships relative to the Day Master.
No. The upper character of the Day Pillar is the Day Master (the Day Stem), while the lower character is the Day Branch (often called the spouse palace in relationship readings). Together they form the Day Pillar, but only the upper stem is the Day Master.
Visitors can cast a chart without signing in to preview the four natal pillars and header details (unauthenticated calculation is done by program code only; we do not store or log these birth details or cache the chart result); creating and saving a profile in your account—which also unlocks the interactive Luck Pillars, annual, and monthly Timeline—requires signing in for a free account.4
Cast a Four Pillars Chart and Locate the Day Master
Use Xiaodao's free BaZi Calculator to view the Year, Month, Day, and Hour pillars. Sign up for a free account to save a profile, unlock the Luck Pillars timeline, and receive 200 Dao Points upon first registration. Want to see how a full 11-chapter interpretation reads? Browse our free Sample Bazi Report.
Sources
- 1
Hong Kong Observatory, Heavenly Stems and Earthly Branches. Calendar names and the Four Pillars structure.
- 2
Wan Minying, San Ming Tong Hui, volume 2, sections on seasonal strength, year/month/day/hour and Luck Pillars. Public transcription of a classical text; evidence of traditional usage.
- 3
Wan Minying, San Ming Tong Hui, volume 5, “论古人立印食官财名义.” Element relationships and traditional naming.
- 4
Xiaodao, public FAQ (https://xiaodaox.com/en/guide/faq), checked October 22, 2026.
- 5
Wan Minying, San Ming Tong Hui, volume 6, “禄元互换”. Source of the four-pillar sequence only, not verification of its subject's life.
- 6
Xiaodao, public Bazi Report guide (https://xiaodaox.com/en/guide/bazi-report), checked October 22, 2026.
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