Time has a shape.

For centuries, Chinese calendar-makers gave every hour its own stem, branch and element. Enter your birth moment to see your chart.

Time zone of birthplace
Sex at birth

Calculated in your browser. Nothing is sent anywhere.

What brings you here?

See all 34 tools

Start with ten characters

The Ten Heavenly Stems are the alphabet of every chart on this site. Learn these and the rest begins to read.

甲JiaYang Wood
乙YiYin Wood
丙BingYang Fire
丁DingYin Fire
戊WuYang Earth
己JiYin Earth
庚GengYang Metal
辛XinYin Metal
壬RenYang Water
癸GuiYin Water