Day pillar type
White Snake (Xin Si): Personality and Matches
Hongsimdang Editorial Team · Last updated
White Snake (Xin Si) is the day pillar where a jewel that shines the more it is polished (辛) rests on fire in early summer (巳). In short, it is polished within responsibility and structure and builds trust a little at a time.
What decides the White Snake: day stem and day branch
Your day pillar is the stem and branch of the day you were born: the upper character is the day stem and the lower one is the day branch. For White Snake (Xin Si), the day stem is 辛 (Yin Metal) and the day branch is 巳 (Snake). The “White” in the name is the color of the day stem’s element, and “Snake” is the zodiac animal of the day branch. Both are Hongsimdang’s own labels.
The day stem 辛 is likened to a jewel that shines the more it is polished. You are refined, with a strong sense of beauty and real care for how every detail turns out. The day branch 巳 is fire in early summer. The Snake is popularly pictured as focused, perceptive and deep-thinking, but that is the folk image of the zodiac. The actual reading comes from the element relationship and life stage that follow.
Read as elements, your stem and branch form an authority pair, in which the branch presses on the stem. The branch’s element presses on your stem, so you tend to be polished within the frame of rules, responsibility and other people’s expectations. The branch 巳 also holds the hidden stems 戊, 庚, 丙, which lay another side beneath the one that shows.
Seen from your day stem 辛, the day branch 巳 sits at the Death (Si) stage of the twelve life stages. It is the stage of stopping to think, and your focus on digging into a single matter deepens.
How the White Snake shows up at work
Your strength gets polished in settings with rules, roles and deadlines. A strong sense of responsibility means people hand you a lot, but when what you carry piles up, fatigue arrives all at once, so line up someone to hand things to early.
Deep specialist work, analysis, research and strategy are where you shine, and you let results do the talking. Wanting one more round of polish, you can keep pushing back the moment you publish or commit.
When you are tired you cut off contact and carry things alone, and thinking too much can leave you stuck.
Tell someone what you have been researching, so the insight in your head gets put into words and tested.
How the White Snake shows up in relationships and love
You are aware of your partner’s standards and of how others see you, and you work to stay proper. Your own wishes tend to get pushed back, so letting small true feelings out in daily life makes the relationship easier.
You go deep with only a few people, and once you are attached you do not let go easily.
Someone who respects your time for going deep, and now and then pulls you outside, is a good match.
How the White Snake handles money
Fixed income and a solid system keep you stable, and discipline works as your defense. In tense periods unexpected costs tend to pile up, so keep a reserve in a separate account from the start.
You buy on quality rather than price. The thing to watch is spending that creeps up for the sake of appearances or ideals, so set a ceiling in advance.
Putting money into expertise and knowledge converts directly to income for you. You are strong in fields you have studied deeply and strikingly indifferent to the rest.
Day branches that harmonize with the White Snake and ones that clash
The day branch of White Snake (Xin Si) is 巳 (Snake). Which day branch the other person has decides the relation between your two branches, as shown below. A day branch that is not listed has no direct harmony or clash with yours.
| Their day branch | Relation between branches | How it reads |
|---|---|---|
| Ox (丑) | Triple Harmony partner | moves in the same direction, and the group is complete once a third branch joins |
| Snake (巳) | Same day branch | like with like |
| Rooster (酉) | Triple Harmony partner | moves in the same direction, and the group is complete once a third branch joins |
| Monkey (申) | Six Harmony, Punishment, Break | pulls together and fills in; rubs, so friction is likely; cracks are likely |
| Tiger (寅) | Punishment, Harm | rubs, so friction is likely; small misunderstandings pile up |
| Dog (戌) | Resentment / Ghost Gate | attracts yet irritates |
| Pig (亥) | Clash | head-on opposition |
Harmony, Clash, Punishment, Harm, Break and Resentment are relations fixed mechanically by the pair of branches. They say nothing about anyone’s character being better or worse.
2027 (Ding Wei year) and the White Snake
2027 is a Ding Wei year. The year’s stem and branch change over at the start of spring, around February 4, 2027. The Ding of 2027 sets tasks and pressure on your day stem from outside. Responsibility and deadlines grow, but so does the strength you build through training. The year branch Wei has no direct Six Harmony or Clash with your day branch, so the color of this year shows mainly in its relation to your day stem.
What the day pillar alone cannot tell you
The day pillar is one of the four pillars of a chart. The year, month and hour pillars, the ten-year luck cycles, and Zi Wei Dou Shu and Western astrology readings are not included on this page. Two people with the same White Snake can show it differently depending on their other pillars, and your day pillar alone does not settle personality or fate.
To see all four pillars, use the free BaZi calculator. To read a specific question through to timing, a personal reading is the next step.
See the whole chart with the free BaZi calculator →Personal readings →Day Pillar Types →
Frequently asked questions
How do I find out whether I am a White Snake?
The day of White Snake (Xin Si) comes around once every 60 days, and people born on a 辛巳 day belong to this type. Enter your birth date on the day pillar type index to check.
Why am I a White Snake if my birth-year animal is not the Snake?
The birth-year animal comes from the year branch, while the Snake in White Snake comes from the day branch 巳. They are two separate calculations. Even if your birth year belongs to another animal, a day branch of 巳 makes your day pillar a Snake.
Which types match the White Snake?
Looking only at day branches, the Six Harmony partner of 巳 is the Monkey (申), and the clash comes from the Pig (亥). That is one narrow view. How well two people fit depends on all four pillars and on how they treat each other.
See other types
Same color
- White Horse (Geng Wu)
- White Goat (Xin Wei)
- White Dragon (Geng Chen)
- White Tiger (Geng Yin)
- White Rabbit (Xin Mao)
- White Rat (Geng Zi)
- White Ox (Xin Chou)
- White Dog (Geng Xu)
- White Pig (Xin Hai)
- White Monkey (Geng Shen)
- White Rooster (Xin You)
Same animal