How do you know your birth date?
The birth date and horoscope are important concepts in traditional Chinese culture and are used to predict a person's destiny, character and fortune. Many people are confused about how to get their birth date. This article will introduce in detail the meanings, calculation methods and related tools of birth dates to help you quickly master this knowledge.
1. What are birth dates?

The birth horoscope, also known as the "Four Pillars and Eight Characters", refers to the combination of heavenly stems and earthly branches corresponding to the year, month, day and time of a person's birth. Each pillar consists of two characters (Heavenly Stems + Earthly Branches), and the four pillars have eight characters in total, so it is called "Eight Characters".
| four pillars | composition | Example |
|---|---|---|
| year pillar | Zodiac signs of year of birth | Jiazi Year |
| moon pillar | Birth month celestial stems and earthly branches | Yi Chou month |
| sun pillar | zodiac signs of birth date | Bingyin Day |
| hour column | The celestial stems and earthly branches at the time of birth | Ding Maoshi |
2. How to calculate your birth date?
Calculating birth date requires the following information:
1. Calculation of annual column
The year column is based on the lunar year, and the corresponding relationship between the heavenly stems and earthly branches can be obtained through table lookup or online tools. For example, 2023 is the year of Guimao.
| Year | Heavenly stems and earthly branches |
|---|---|
| 2020 | Gengzi |
| 2021 | Xin Chou |
| 2022 | Renyin |
| 2023 | Guimao |
2. Calculation of monthly column
The monthly pillar is divided according to the solar terms, the monthly earthly branches are fixed, and the heavenly stems need to be calculated based on the heavenly stems of the year pillar. For example, the first month is the Yin month and the second month is the Mao month.
| month | Earthly Branches |
|---|---|
| first month | Yin |
| february | Mao |
| March | Chen |
3. Calculation of daily bars
The calculation of the sun column is more complicated and usually requires the help of a perpetual calendar or online tools. For example, the daily bar on October 1, 2023 is Jiazi.
4. Calculation of hour column
The earthly branches of the hour pillar are fixed, and the heavenly stems need to be calculated based on the heavenly stems of the day pillar. For example, the midnight hour is 23:00-1:00, and the ugly hour is 1:00-3:00.
| hour | Earthly Branches |
|---|---|
| Zishi | 23:00-1:00 |
| ugly time | 1:00-3:00 |
3. How to check the birthday and horoscope through the tool?
For users who are not familiar with calculation methods, you can use the following tools to quickly query:
4. The purpose of birth date and horoscope
Birthday horoscopes are widely used in traditional culture, including:
5. Things to note
1. The calculation of the birth date must be accurate to the hour. The error may lead to inaccurate results.
2. Pay attention to the conversion between the lunar calendar and the Gregorian calendar to avoid confusion.
3. Numerology analysis is for reference only, please do not rely too much on it.
Through the above methods, you can easily get your birth date. For further interpretation, it is recommended to consult a professional numerologist.
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