Raw iron buried in an autumn mountain — thick loyalty, strong presence
Your day pillar is the two characters for the day you were born. Of the four pillars in a chart it is read first, because it is the one place that shows you and your partner at the same time. The top character - your core element - is you. The bottom character is the ground you stand on, and it is also the marriage seat.
Geng Xu is Yang Metal sitting on Xu, a Earth branch. The branch feeds your core element. You have a root, so you do not run dry easily. Read from your core element the branch counts as Unconventional Support, so the marriage seat carries the quality of the support group.
Every branch has stems concealed inside it. Traits that do not show on the surface, and what the branch is actually used for, come from here.
| Hidden stem | Position | Share | Read from your core element |
|---|---|---|---|
| Xin 辛 | opening | 9 days | Rival |
| Ding 丁 | middle | 3 days | Responsibility |
| Wu 戊 | main | 18 days | Unconventional Support |
The marriage seat sits just past the summit. Little appetite for grabbing, mild in temperament, good at holding things up from behind. Not overreaching turns out to be the strength.
For Geng Xu, Yin (Tiger) and Mao (Rabbit) are the void branches. A void position means something that is there but never quite feels like yours. If either branch appears elsewhere in your chart, the ties and the money attached to that position tend to empty out once and then refill. Void is not the same as bad; it marks the area that gets easier the moment you stop gripping it.
Unrefined iron ore — Hard and direct. Right and wrong are clear to you, so your words land sharply. There is no back-end to it though - you do not hate anyone for long.
Then the Xu branch is added underneath: a seat that guards. Loyalty and principle are clear, and it draws a firm line between its own people and everyone else.
A Kui Gang pillar, so the force is large and the decisions come fast. Unconventional Support sits underneath, so your interest runs to fields off the main road, and Peach Blossom Glow adds an appeal that brings people along.
| Strengths | decisiveness, loyalty, strong in a crisis |
|---|---|
| Weak spots | wounding people by speaking first, treating compromise as loss |
| Branch type | a storehouse branch — the solitary-scholar position |
The branch under your core element is the marriage seat. What a partner tends to be like, and what shape married life takes, are read from this one character first. For Geng Xu, Unconventional Support sits in that seat.
Deep thinking and an unusual talent sit in the marriage seat. You stand out in fields off the main road, though your attention keeps turning inward.
You get tangled with a partner emotionally, at depth. They will just know is the trap here.
Ties with mothers - yours and a partner's - run thick. The habit of shouldering things alone can leave the relationship lonely.
Why the two readings differ — in a man's chart the wealth positions stand for a partner; in a woman's chart the duty positions do. Same pillar, different reading, for that reason alone.
You become a proper tool once fire has worked you - meaning fields you entered through training, competition or examination are where you are worth the most.
For Geng Xu, Unconventional Support (support group) sits in the marriage seat, which makes this a structure where you get paid for what you learned and accumulated.
Work is not settled by the day pillar alone. The month branch, the chart's structure and its key element decide the actual direction. Treat the list above as the grain the day pillar points along.
Spend that much force on an emotion and the relationship takes real damage.
A commander's marker. Bright, decisive, and swings hard in both directions - big wins or big collapses. Moderation is the lifelong assignment.
Points to a good partner and the luck of landing in a comfortable seat. People come to you gently.
A marker of understated appeal. An atmosphere that pulls people in, so popularity follows.
Compatibility has two bones to it: do the stems combine (do the two of you think alike) and do the branches combine (does daily life work). Computed from Geng Xu, it comes out like this.
| Day pillar | Why | Grade |
|---|---|---|
| Yi Mao Yin Wood Rabbit | branch harmony + stem harmony | Excellent |
| Ji Mao Yin Earth Rabbit | branch harmony + they feed you | Very good |
| Wu Yin Yang Earth Tiger | three-branch harmony + they feed you | Good |
| Day pillar | Why | Grade |
|---|---|---|
| Jia Chen Yang Wood Dragon | branch clash - straight at the marriage seat + stem clash | Head-on clash |
| Bing Chen Yang Fire Dragon | branch clash - straight at the marriage seat + opposing elements | Head-on clash |
| Ding Si Yin Fire Snake | hidden friction - uneasy for no clear reason | Keep some space |
A clash does not mean you cannot be together. A clash means the change is large, and plenty of those pairings become productive once both people know how the other works. The reverse is also true: a good combination still gets uncomfortable if the rest of the two charts disagree. Day-pillar compatibility is a starting point, not a verdict.
Two people born on the same day can read very differently once the year, month and hour are in.
A full reading computes all four pillars and writes them up - about 5 minutes, delivered as a report you keep.
What is the Geng Xu day pillar personality?
Thick loyalty, strong presence. A Kui Gang pillar, so the force is large and the decisions come fast. Unconventional Support sits underneath, so your interest runs to fields off the main road, and Peach Blossom Glow adds an appeal that brings people along. The base of Yang Metal and the temperament of the Dog branch show up layered on top of each other.
How does Geng Xu differ for men and women?
The base is the same; the marriage seat works differently. For men: You get tangled with a partner emotionally, at depth. They will just know is the trap here. For women: Ties with mothers - yours and a partner's - run thick. The habit of shouldering things alone can leave the relationship lonely.
Which day pillars are compatible with Geng Xu?
Yi Mao, Ji Mao, Wu Yin fit well structurally. Jia Chen, whose branch clashes with yours, needs work. Compatibility is never settled by the day pillar alone - the whole chart decides it.
Can I find my day pillar without knowing my birth time?
Yes. The day pillar is set by the date you were born, so it comes out the same whether or not you know the hour. The one exception is a birth after about 11:30pm, where the date rolls over and the day pillar can shift by one - that case is worth checking.