Sexagenary cycle · position 24 of 60
丁亥
Yin Fire Pig 丁亥: 1947, 2007, 2067 Years & Na Yin
丁亥 Dīng–Hài is pillar 24 of 60: Yin Fire over the Pig’s Water branch, with Na Yin Earth on the roof 屋上土. It names 1947, 2007, 2067 and returns as a day pillar every 60 days.

What is fixed inside 丁亥
Earth on the roof
Earth on the roof has been formed and placed so that it completes a shelter. Beside a day pillar, this image suggests coherence achieved through a settled position: separate pieces work because they fit a larger covering. Unlike loose ground, roof earth has a defined task, making completion, arrangement and the preservation of a finished form its central themes.
屋上土
- English association
- Earth on the roof
- Associated phase
- 土 Earth
- Shares this Na Yin
- 丙戌 Yang Fire Dog
The 亥 Hai coordinate
- Animal
- Pig
- Branch polarity
- Yin
- Double hour
- 21:00–22:59
- Month opens at
- 立冬 Start of Winter
- Direction
- North-northwest
Inside this branch · 藏干
Hidden stems carried by 亥
The relationship name below compares each interior stem with 丁 Ding as the reference stem.
- 01
壬
Primary interior stem
正官 Direct Officer - 02
甲
Middle interior stem
正印 Direct Resource
Where 丁亥 returns
- Cycle position
- 24 / 60
- Ten-position decade · 旬
- 甲申
- Stem stage at this branch
- 胎 Conception
Annual returns in the supported range
Every occurrence from 1901 through 2099 is shown.
- 1947丁亥
- 2007丁亥
- 2067丁亥
丁亥 as a day pillar
Ding’s classical description combines a yielding exterior with inner brightness. Its Day Master image lends itself to focused attention, thoughtful expression and care sustained through repeated small acts. The emphasis is on keeping something meaningful alight. Wood’s presence and the chart’s seasonal setting give this reading more substance than treating every Ding person as equally quiet or intense.
丁 above 亥
Water controls Fire in the five-phase controlling cycle. The day branch holds Ren 壬 (Direct Officer), Jia 甲 (Direct Resource) relative to this Day Master.