Frost Descent霜降

Sunrise

In Beijing, as the book records it, the sun rises 15°03′ south of due east.

Three pentads

Each term splits into three five-day pentads, each named for a sign in nature.

1. 1豺乃祭獸Jackals lay out their kill
2. 2草木黃落Leaves yellow and fall
3. 3蟄蟲咸俯Insects lie still