Yin Metal year pillar
Metal Pig 辛亥
The Xin 辛 year stem carries Metal; the Pig's Hai 亥 branch keeps its fixed Water coordinate.
Year pillar辛亥Yin Metal Pig
Pillar anatomy
One stem above one branch
Earthly branch
Hai branch · Yin Water
- Solar coordinate
- Month 10, from Start of Winter
- Season · direction
- Winter · NNW
- Double-hour
- 21:00–23:00
This Na Yin is shared with the other pillar in its two-pillar cycle pair, 庚戌 Yang Metal Dog.
Exact date records
Metal Pig years, 1901–2099
The complete 辛亥 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
1911
- Lunar-year boundary
- 30 January 1911 → 17 February 1912
- Li Chun · Start of Spring
- 5 February 1911 at 06:10
- Leap month
- Month 6
Complete signature return
1971
- Lunar-year boundary
- 27 January 1971 → 14 February 1972
- Li Chun · Start of Spring
- 4 February 1971 at 19:25
- Leap month
- Month 5
Complete signature return
2031
- Lunar-year boundary
- 23 January 2031 → 10 February 2032
- Li Chun · Start of Spring
- 4 February 2031 at 08:58
- Leap month
- Month 3
Complete signature return
2091
- Lunar-year boundary
- 18 February 2091 → 6 February 2092
- Li Chun · Start of Spring
- 3 February 2091 at 22:30
- Leap month
- None · twelve lunar months
Metal Pig with the current Yang Fire Horse year
No named branch relation
No named branch relation
Heavenly-stem combination
辛 with 丙 · 五合
Fire controls Metal
Metal year stem with the current Fire year stem.
Same branch, five stems
Compare all five Pig elements
Calendar and pillar conventions are recorded in the methodology.