Results for "stem and branch"

Quick answer
Traditional systems

New Year first-footer check

Rank all 60 ages to choose a New Year first visitor, with actual birth years and reasons.

Start
Tools

Lunar-solar converter

Convert lunar and solar dates both ways, with leap months, stems and branches and solar terms, or count days between dates.

Calendar and astronomy
Tools

Luban rule

Check door, bed and altar sizes on the Lỗ Ban rule and find the nearest good size.

Traditional systems
Tools

Best day for a purpose

Rank the days in your chosen range for your task and your age, weighing the day officer, Tam Nương, Nguyệt Kỵ and your nạp âm element.

Traditional systems
Dictionary › Stems, branches & zodiac animals

What is Lục Thập Hoa Giáp?

The Sixty Jiazi is a cycle of 60 sexagenary combinations of Heavenly Stems and Earthly Branches used to number years, months, days and hours.

Updated 12 Sept 2026Calendar and astronomy
Dictionary › Stems, branches & zodiac animals

What is Thiên Can?

The Heavenly Stems are ten symbols in the Stem-Branch system, used to record days, months, years and hours in East Asian calendrics.

Updated 12 Sept 2026Calendar and astronomy
Knowledge › Eastern › BaZi

What is the Day Pillar in BaZi (Four Pillars)?

Learn about the Day Pillar in BaZi: how to determine it, the role of the Day Stem and Day Branch, and its significance in destiny analysis.

Updated 5 Jul 2026Traditional systems
Dictionary › Other

What is Nguyệt Lệnh?

Nguyệt Lệnh (月令) is the Month Pillar's Stem and Branch in BaZi, the seasonal qi of the birth month that shapes the Day Master's strength.

Updated 21 Sept 2026
Dictionary › Bát Tự (Four Pillars)

What is Bát Tự?

BaZi, or Four Pillars, is a traditional destiny analysis system built on the birth year, month, day, and hour, each with a Heavenly Stem and Earthly Branch.

Updated 12 Sept 2026Traditional systems
Dictionary › Stems, branches & zodiac animals

What is Địa Chi?

Địa Chi is a system of 12 symbols, from Rat to Pig, used to mark time, direction and relationships in East Asian calendrics and the Stem-Branch cycle.

Updated 11 Sept 2026Calendar and astronomy
Knowledge › Eastern › BaZi

How Ba Tu Major Cycles Are Set: Why They Run Forward or Backward by Gender and the Yin Yang of the Year Stem, How the Starting Age Is Counted from Days to the Nearest Solar Term (Three Days to One Year), and How to Read a Ten Year Major Cycle Together with the Annual Cycle Against the Useful God

Ba Tu major cycles are set by gender and the yin yang of the year stem, with starting age counted from days to the nearest solar term at three days per year.

Updated 25 Sept 2026Traditional systems
Open data

Sexagenary cycle table (60 Hoa Giap)

All 60 stem-branch pairs with their Na Yin five-element attribution and the lunar years they cover between 1924 and 2043.

60 rowsVersion 1.1.1
Open data

Vietnamese lunisolar calendar, 1900 to 2100

Every solar day from 1900 to 2100 with its lunar date, leap month flag, day and year stem-branch, the solar term in force and the day officer.

73,414 rowsVersion 1.2.2
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