Guides to chart methods, birth-data verification and Xuanshu tools. Each article links to the relevant tools for further checking and use.
Separate a personal Kua number from a house trigram: calculate the birth-based group, convert an outward-facing bearing into the sitting direction, and compare both without confusing compass geometry with Luo Shu numerology.
Read article →Learn the Xuanshu manual-entry workflow for a three-coin Liu Yao cast: record each throw, convert it to a line from the bottom up, and read the primary and changed hexagrams without turning a chart into a promise.
Read article →A practical, source-aware way to enter a Zi Wei Dou Shu birth chart, freeze school differences, find the Life and Body Palaces, and use the twelve-palace layout without turning placement into a prediction.
Read article →Half an hour can change the hour pillar in BaZi or the Life palace in Zi Wei. This page explains how to judge how far your birth time can be trusted, which tier of the chart it affects, and how to check with two adjacent charts.
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