The Four Pillars 八字 are worked out again with the system's standard solar term calendar (the YEAR turns at the Beginning of Spring 立春 · the MONTH turns at each solar term · the Tý 子 hour counts from 23:00), and compared with the result from the charting engine.

* Tap a Major Period cell to open its years; tap a year to see the month, week, day and hour in detail below.

* Shown continuously from the year → the 12 months → the weeks → the days → the hours, open by default at the present moment. Tap a month, week or day cell to change what is shown below.