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Guides to BaZi, the Five Elements, Ten Gods, Luck Pillars and I Ching tools
Methodology
How daylight saving time and historical time-zone changes affect BaZi charts, which years and places are affected, and how to check a birth time recorded during DST.
BaZi Calculator · 2026/10/13
Methodology
Why the BaZi year starts at Li Chun (Start of Spring) rather than 1 January or Chinese New Year, how the exact instant is found, and what it means for births in January and early February.
BaZi Calculator · 2026/10/13
Methodology
How the twelve jie solar terms define BaZi months, why they differ from lunar months, how month stems are derived, and what happens to births on a solar-term day.
BaZi Calculator · 2026/10/13
Methodology
What a three-pillar BaZi chart still tells you when the birth time is unknown, how hour candidates work, and honest ways to narrow down the hour.
BaZi Calculator · 2026/10/13
Methodology
A practical guide for people born between 23:00 and midnight: how the early and late Zi-hour conventions change the day pillar and Day Master, and how to decide which to use.
BaZi Calculator · 2026/10/13
Methodology
Why BaZi hours follow the sun, how true solar time is calculated from longitude and the equation of time, how daylight saving and historical time zones are handled, and when it changes a chart.
BaZi Calculator · 2026/10/06