Start of Autumn — Born Hour
Start of Autumn opens Shen month: metal climate begins though 'autumn heat' often lasts.
Overview
Li Qiu (立秋) is the Jie at 135° opening Shen (申). Month command becomes metal-influenced after summer fire.
Pentads: 凉风至、白露降、寒蝉鸣. Folk 'autumn tiger' (秋老虎) names lingering heat after the node.
Customs: 贴秋膘 (eating richer food), 啃秋 (eating melon), harvest thanksgiving in some regions.
Month Pillar Wei → Shen at the exact instant; Shen hides Geng metal, Ren water, Wu earth.
Phenology (three pentads)
Three pentads: cool wind; white dew; cold cicadas.
Classical citation
Classical: autumn means drawing in.
Month command contrast
Month command: Shen (申) opens; metal begins.
Related entries
How to read it on a chart
Find Start of Autumn in the almanac or chart engine output for your birth year and compare the instant with true solar time.
Jie nodes can move the Month Pillar; Zhong Qi deepen the same month without switching branch.
Limits
Start of Autumn is a calendrical node and cultural festival, not a weather guarantee or personal luck verdict.