A LITTLE CLOSER TO YOURSELF

Free BaZi calculator

A birth chart. A little more understanding.

Birth details

Free · No sign-up

Birth date

Birth timeTime unknown

Sex used for decade direction (optional)Used only for traditional decade direction. Your Four Pillars remain available without it.

Birthplace

Use local birth time. The time zone appears after selection.

Location and calculation settings

IANA time zone (e.g. Asia/Shanghai)LatitudeLongitudeRepeated daylight-saving hourDay boundary

Use true solar time

A selected city supplies a time zone and reference coordinates. Editing these switches to manual location; verify them before calculating.

View calculation method and limits ↗

Free. No sign-up. Calculation details go to this website’s service and are not saved to an account. Privacy

What is a Day Master ↗Unknown birth time ↗Our method ↗

How to use the result

Check the pillars and birth time zone first. The Day Master is the Day Pillar’s stem; the four pillars represent year, month, day and hour. Do not replace an unknown time with a default. Save a chart to revisit it in this browser, or download your result.