Yin Earth year pillar
Earth Snake 己巳
The Ji 己 year stem carries Earth; the Snake's Si 巳 branch keeps its fixed Fire coordinate.
Year pillar己巳Yin Earth Snake
Pillar anatomy
One stem above one branch
Earthly branch
Si branch · Yin Fire
- Solar coordinate
- Month 4, from Start of Summer
- Season · direction
- Summer · SSE
- Double-hour
- 09:00–11:00
This Na Yin is shared with the other pillar in its two-pillar cycle pair, 戊辰 Yang Earth Dragon.
Exact date records
Earth Snake years, 1901–2099
The complete 己巳 pillar returns every sixty years. Each record below keeps the same animal, stem element, and polarity, while its exact lunar-year boundary and leap-month pattern change.
Complete signature return
1929
- Lunar-year boundary
- 10 February 1929 → 29 January 1930
- Li Chun · Start of Spring
- 4 February 1929 at 15:08
- Leap month
- None · twelve lunar months
Complete signature return
1989
- Lunar-year boundary
- 6 February 1989 → 26 January 1990
- Li Chun · Start of Spring
- 4 February 1989 at 04:27
- Leap month
- None · twelve lunar months
Complete signature return
2049
- Lunar-year boundary
- 2 February 2049 → 22 January 2050
- Li Chun · Start of Spring
- 3 February 2049 at 17:53
- Leap month
- None · twelve lunar months
Earth Snake with the current Yang Fire Horse year
Seasonal meeting
Seasonal meeting 三会
No named stem relation
己 with 丙
Fire generates Earth
Earth year stem with the current Fire year stem.
Same branch, five stems
Compare all five Snake elements
Calendar and pillar conventions are recorded in the methodology.