Create your Zi Wei Dou Shu chart

Enter your date, time and place of birth — the chart is calculated instantly in your browser.
(A non-profit project; content is for cultural reference only.)

── Enter your birth date & time ──

Name (optional)

Date of birth (solar calendar)

Place of birth (used for true solar time correction)

I don't know my place of birth (no longitude correction)

* Master Ni reads charts by true solar time — enter your place of birth to correct your birth time automatically

Birth time (local clock time at place of birth, GMT+8)

Clock time zone at birth

True solar time → Zi hour(11 PM–1 AM)

I don't know my birth time — use the Zi hour (11 PM–1 AM)

Advanced options

Add the equation of time (astronomical true solar time; off by default to match the dataset)Lunar calendar shown

Gender