Pillarwise

Civil-date reference · 2017-03-31

March 31, 2017 BaZi Chart

Friday, March 31, 2017 maps to a reference three-pillar record of 丁酉 · 癸卯 · 丁巳. The hour pillar remains unresolved until birth time and place are supplied.

丁巳day pillar · #54 of 60

Answer first: the reference Day Master for 2017-03-31 is Ding · Yin Fire, and the day pillar is Yin Fire Snake (丁巳). This is a date record, not a complete personal reading.

Year pillar丁酉Yin Fire RoosterMonth pillar癸卯Yin Water RabbitDay pillar丁巳Yin Fire Snake

Deterministic record

2017-03-31 at a glance

Gregorian dateFriday, March 31, 2017
Lunar date农历丁酉年三月初四 · lunar month 三月, day 初四
Reference pillars丁酉 · 癸卯 · 丁巳 (year · month · day)
Day MasterDing · Yin Fire · heavenly stem
Solar-term positionDay 12 of Spring Equinox (春分), beginning 2017-03-20
Next solar termClear and Bright (清明) · 2017-04-04 · 4 days away
Western constellationAries (白羊)

Three coordinates, three jobs

What the reference pillars contain

Each stem-branch pair is a deterministic calendar coordinate. Its role changes by pillar position, so the three rows stay separate rather than collapsing into one personality label.

丁酉Year pillar

Yin Fire Rooster · Ding You

The visible stem is Ding · Yin Fire; the branch is You · Rooster · Metal. Its Na Yin is 山下火, and the branch contains hidden stem . Open the full Jiazi record →

癸卯Month pillar

Yin Water Rabbit · Gui Mao

The visible stem is Gui · Yin Water; the branch is Mao · Rabbit · Wood. Its Na Yin is 金箔金, and the branch contains hidden stem . Open the full Jiazi record →

丁巳Day pillar

Yin Fire Snake · Ding Si

The visible stem is Ding · Yin Fire; the branch is Si · Snake · Fire. Its Na Yin is 沙中土, and the branch contains hidden stems 丙 · 庚 · 戊. Open the full Jiazi record →

Calculation boundary

What this date does not settle

The atlas uses a standard civil-date reference so dates can be compared consistently. A real birth happened at a place and an instant, not inside a URL slug.

  • Hour pillar: requires birth time after historical timezone and true-solar-time correction.
  • Day boundary: a late-night clock time can cross the adopted Zi-hour or solar-day boundary after correction.
  • Solar-term boundary: an actual birth instant near a term transition can change the resolved year or month pillar.
  • Interpretation: one date or one Jiazi pair does not determine career, relationships, wealth, health, or events.

Resolve the fourth pillar

Calculate the actual birth chart

Add birth time and birthplace. Pillarwise then resolves historical timezone, longitude correction, equation of time, day-boundary risk, and the hour pillar before it generates a chart.

Enter time and place

Questions about 2017-03-31

What is the BaZi day pillar for Friday, March 31, 2017?

In this civil-date reference, the day pillar is 丁巳 (Yin Fire Snake), cycle position 54 of 60. A personal chart must still resolve the birthplace, local clock time, and day boundary.

What is the Day Master for Friday, March 31, 2017?

The reference Day Master is 丁, Ding · Yin Fire. The Day Master is the heavenly stem of the resolved day pillar; it is not a complete personality result.

Can I calculate a complete BaZi chart from 2017-03-31 alone?

No. A complete Four Pillars chart requires birth time and birthplace. Historical timezone, longitude correction, equation of time, and hour or day boundaries can materially change the resolved chart.

Which solar term contains 2017-03-31?

2017-03-31 is day 12 of Spring Equinox (春分) in this date reference. The next solar term is Clear and Bright (清明) on 2017-04-04.