BaZi and Zi Wei Dou Shu charts, corrected to true solar time

Corrected for birthplace longitude and the timezone actually in force. Most calculators are 30 minutes wrong for Malaysian and Singaporean births before 1982. Why?

Date of birth

Time of birth

Gender

Place of birth

Used for true solar time and the timezone in force that year.

八字

Four Pillars — day master, ten gods, element balance

紫微斗数

Twelve palaces, fourteen main stars, four transformations