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Jeongsa Day Pillar (丁巳日柱)

The Jeongsa Day Pillar (丁巳日柱) is the 54th of the 60 Day Pillars, with the Day Master Jeong Fire (丁火) sitting on the Day Branch Sa Fire (巳火). Its Day Branch Ten God is Rival, its 12 Life Stage is Peak, and its Void (Gongmang) is Ja·Chuk.

Day Master Jeong FireDay Branch: Sa FireTen God: Rival12 Life Stage: PeakSnakeVoid: Ja · Chuk

How It’s Built

Jeong Fire (丁火) is a candle that burns long in the dark. It isn’t big, but it never goes out. It places warmth exactly where it’s needed. It has the power to care for one person for a long time, and the people beside it are the first to notice. But burning itself to light up others, it ends up burning out.

Sa Fire (巳火) is the fire of early summer — and the Snake. Calm on the outside and hot on the inside, it watches closely, then makes one precise move.

This is a setup where the Day Branch shares your element. The same energy stacks above and below. Your intentions are clear and your drive is strong. But it’s easy to tip to one side and lose balance, so you need to consciously fill in the elements you lack.

ItemValueMeaning
Day MasterJeong Fire (丁火)The character that represents you in your saju
Day BranchSa Fire (巳火) · SnakeWhere your spouse sits (spouse palace)
Day Branch Ten GodRivalAn energy like your own, but with the opposite yin-yang, sits in your spouse palace
12 Life StagePeakThe peak of momentum
Hidden StemsMu · Gyeong · ByeongHeavenly Stems hidden in the Day Branch. Main stem: Byeong
VoidJa · ChukAn empty spot where results arrive late
Position in the 60 cycle54thGapin decade (旬)
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Personality — What Sits in Your Day Branch

An energy like your own, but with the opposite yin-yang, sits in your spouse palace. You’re strong at pushing forward together. When the two of you team up, you definitely go further than either of you would alone. But it’s easy to clash over who gets what share, so talks about money and stakes only get bigger the longer you put them off. Settling the numbers from day one is what keeps the relationship going for the long run.

On top of that, the 12 Life Stage Peak stacks on top of that — the very height of momentum. It’s the strongest of all 12 Life Stages: leader energy that doesn’t back down. But a peak is also where the way down begins, so build up your people while you still have the power.

In short, the Jeongsa Day Pillar is a candle that burns long in the dark, standing on Sa Fire (巳火) with the momentum of Peak. Its Rival traits sit on top of that and show on the surface.

Love & Marriage — Reading the Spouse Palace

In saju, the Day Branch is where your spouse sits. The Ten God that lands here largely shapes your spouse ties and married life. It’s a far more accurate read than zodiac-sign compatibility.

Jeongsa Day Pillar: Men

When a man has Rival in his Day Branch, he ends up starting a lot of ventures together with his spouse. When it works, the couple are business partners too; when it goes sideways, money problems spill over into relationship problems.

Jeongsa Day Pillar: Women

When a woman has Rival in her Day Branch, she leads a very active life. She often takes the lead more than her spouse does, and the financial upper hand tends to come her way too.

Best Matches · Pillars to Watch

Day Branch 巳 — Day Pillars whose branches form a Six Harmony or Three Harmony with it are an easy fit, while those whose branches form a Clash or Resentment tend to butt heads. Keep in mind, though, that this is based on just the two Day Pillar characters, so a real compatibility reading means comparing all eight characters of both charts.

CategoryEarthly BranchDay Pillars
Good matchShin·Yu·ChukEulchuk, Imsin, Gyeyu, Jeongchuk, Gapsin, Eulyu, Gichuk, Byeongsin, Jeongyu, Sinchuk, Musin, Giyu, Gyechuk, Gyeongsin, Sinyu
CautionSul·HaeGapsul, Eulhae, Byeongsul, Jeonghae, Musul, Gihae, Gyeongsul, Sinhae, Imsul, Gyehae
Get a detailed compatibility reading for twoEnter just two birth dates and we’ll compare Day Masters, Day Branches, and Useful Gods · Free

Career & Talents

A competitive arena actually suits you. You pick up speed where results come down to numbers — sales, investing, sports.

On top of that comes the force of Peak. But the peak is also where the way down begins, so build up your people while you still have the power. True to Jeong Fire (丁火), you last longer in roles where you coordinate things from the side.

Special Stars on This Day Pillar

The Jeongsa Day Pillar has no special stars formed by its two Day Pillar characters alone. Having no special stars doesn’t mean good or bad — it just means there’s no wild card that stands out in this spot.

※ Special stars are normally read from all eight characters of a saju. Here, we’ve listed only those determined by the two Day Pillar characters alone. Adding the Year, Month, and Hour Branches may bring in more.

Void (Gongmang) — The Empty Seat

The Void (Gongmang) of the Jeongsa Day Pillar falls on Ja (子) · Chuk (丑). In zodiac terms, that’s the Year of the Rat and the Year of the Ox.

Void (Gongmang, 空亡) means the energy of that branch is empty. It doesn’t mean bad — it’s closer to saying tangible results come later. In Void years or positions, you’ll get more out of things that work best with some empty space — study, credentials, reorganizing — than out of chasing instant results.

2026 (Byeongo) & 2027 (Jeongmi): Your Yearly Flow

2026 is the Byeongo year (丙午年), the Year of the Fire Horse. The relationship between your Day Branch 巳 and the year’s branch O (午) is None. There’s no distinct Punishment, Clash, or Harmony. Nothing outside shakes you or pushes you, so your results match exactly how much you move.

2027 is the Jeongmi year (丁未年), the Year of the Fire Goat. The relationship between your Day Branch 巳 and Mi (未) is None. There’s no distinct Punishment, Clash, or Harmony. Nothing outside shakes you or pushes you, so your results match exactly how much you move.

To see a year’s real flow, you need to look not just at the Day Branch but at your whole chart and your 10-year luck cycle together. Enter your birth date on Jeombom and we’ll calculate your 10-year luck cycles and yearly luck, too.

FAQ

What is the Jeongsa Day Pillar like?

The Jeongsa Day Pillar (丁巳日柱) is the 54th of the 60 Day Pillars, with the Day Master Jeong Fire (丁火) sitting on the Day Branch Sa Fire (巳火). Its Day Branch Ten God is Rival, its 12 Life Stage is Peak, and its Void (Gongmang) is Ja · Chuk. The Day Master Jeong Fire (丁火) is likened to a candle that burns long in the dark, with the Day Branch Sa Fire (巳火) forming the ground beneath it.

Which Day Pillars go well with the Jeongsa Day Pillar?

Day Pillars with the Shin·Yu·Chuk branches, which form a Six Harmony or Three Harmony with the Day Branch Sa, feel easy to be around — for example, the Eulchuk, Imsin, Gyeyu, Jeongchuk, Gapsin, and Eulyu Day Pillars. On the flip side, Day Pillars with Sul·Hae branches tend to clash with you. That said, compatibility can’t be decided by the Day Pillar alone — for an accurate read, all eight characters of both saju charts need to be compared.

How are Jeongsa Day Pillar men and women different?

The Jeongsa Day Pillar has Rival as its Day Branch Ten God. Since a man’s spouse is read through Wealth (財星) and a woman’s through Officer (官星), the same Ten God reads differently for men and women. In the Jeongsa Day Pillar, the Day Master Jeong Fire (丁火) sits on the Day Branch Sa Fire (巳火), so in Five Elements terms Fire meets Fire, and your Day Branch shares your own element. For both men and women, an energy just like your own sits in the spouse palace — comfortable, but it easily turns into a contest over the same spot. See “Love & Marriage” above for the full breakdown by gender.

Can you read your whole saju from just your Day Pillar?

No. The Day Pillar is just two of the eight characters. The Month Branch — the month you were born — carries the most weight in a saju, and your Useful God can only be determined by looking at the whole chart. Day Pillar readings show the big picture of your temperament; real judgments should come from calculating your entire saju.

How do I know if my Day Pillar is Jeongsa?

Your Day Pillar is simply the stem-branch pair of the day you were born. All you need is your birth date — no birth time required. Enter your birth date in Jeombom’s saju calendar (jeombom.kr/manseryeok) and you’ll instantly see all eight characters of your saju, including your Day Pillar.

Check My Day Pillar — Saju CalendarEnter just your birth date to instantly see your eight saju characters and Day Pillar · Free

Keep Reading

Other Day Pillars with a Jeong Fire Day Master

🌏 Send to a Friend Abroad · Seoul Travel Route

Our sister site Saju Triphas the same Jeongsa Day Pillar reading in 8 languages, including English, Japanese, and Chinese. Send the link to a friend from abroad so they can read it in their own language, and check out a one-day Seoul course matched to this Day Pillar.

What does Jeombom base its saju calculations on?

Jeombom is a Korean saju service that builds its saju calendar from the Korea Astronomy and Space Science Institute’s solar-term data and corrects your birth time to true solar time to calculate the eight characters of your chart.

ItemJeombom standard
Solar terms · saju calendarSolar-term data from the Korea Astronomy and Space Science Institute (KASI)
Birth timeTrue solar time correction — subtracts the 30-minute gap between standard time (135°E) and central Korea (about 127.5°E), adjusted by the equation of time, which varies by date
Daylight saving time12 periods applied: 1948–1951, 1955–1960, 1987–1988
Former standard time127.5°E period from Mar 21, 1954 to Aug 9, 1961 applied
InputSolar birth date (convert a lunar birthday to solar before entering)

Why correct for true solar time?

Because clock time and the sun’s actual time can be about 30 minutes apart. If you were born during daylight saving time or the former standard time period, your Hour Pillar can shift by one slot without the correction. Detailed records are in Korean Standard Time records and Hour Pillar check. For what to check when choosing a free saju reading, see How to choose a free saju reading.

Where can I see the sources behind Jeombom’s readings?

Can I take the horoscope results at face value?

Jeombom’s fortune results are entertainment content, for fun and reference. For important decisions about health, law or investing, please consult a qualified professional.