THE TWELVE EARTHLY BRANCHES
Si · 巳 (sì)
Si is the sixth branch and pairs with Snake.
Go deeper: the full reference
The idea in context
Si belongs to the early-summer portion of the traditional sequence. Its image can bring a question about watching a situation closely before energy is fully committed.
An example to picture
Si can suggest checking the evidence before expanding an experiment.
A question to sit with
What do you still need to observe?
Native app reference
The original examples describe Synastry’s date-only native year reader. This web guide does not calculate a placement or a Four Pillars chart.
Keep the calendar convention in view
The website offers these educational readings. Synastry’s native year reader uses a civil date and Lunar New Year; it is separate from a full Four Pillars or BaZi chart. Begin with the convention before comparing year labels.
Sources and conventions
These references identify the calendar or historical method used in this guide. Keep the named convention in view when comparing other traditions.
Hong Kong Observatory — Gregorian–Lunar Calendar Conversion Tables ↗ · Calendar reference covering 1901–2100, including leap months and cautions near midnight boundaries. The Synastry native reader uses its separately disclosed date-only Lunar New Year convention; this website provides the educational guide.