How is Huyền Vũ assigned according to the day stem?
According to the table in the Six Spirits chapter of Zeng Shan Bu Yi, on Giap and At days Green Dragon starts at the first line, on Binh and Dinh days Chu Tước, on Mau day Câu Trần, on Ky day Đằng Xà, on Canh and Tan days White Tiger, on Nham and Quy days Huyền Vũ. Then, in the order Green Dragon, Chu Tước, Câu Trần, Đằng Xà, White Tiger, Huyền Vũ, they ascend to the second, third, fourth, fifth and sixth lines.
Đằng Xà, Bạch Hổ and Huyền Vũ are three of the six beasts in Lục Hào, started by the day stem. Each spirit's nuance is analysed, and none decides fortune.
Thiên Ất Quý Nhân in Bát Tự is looked up by day stem or year stem, with two noble branches per stem, no Thìn or Tuất, and schools split on the stem Canh.
Thiên Quan and Thiên Phúc are Earth auxiliary stars placed by the birth year's heavenly stem, not the branch or hour, with tables and points of disagreement.
Đinh Mùi 2027 in Bát Tự: the year pillar starts at Start of Spring on 4 Feb 2027, Ten Gods of the stem Đinh for ten Day Masters, and Mùi's branch relations.
Shen Sha in BaZi are auxiliary stars read from the day stem, year stem, year branch or day branch. They weigh less than the Ten Gods and the Useful God.
Nhị thập bát tú trực nhật assigns 28 stars to rule days in a cycle, tied to diễn cầm and date selection. This article analyses its origins and calculation.
BaZi, or Four Pillars, is a traditional destiny analysis system built on the birth year, month, day, and hour, each with a Heavenly Stem and Earthly Branch.
Folk taboos for offerings on the Full Moon and the first day of the lunar month, from choosing fruit and flowers to the incense burner and a reverent mindset.
The gio day is an annual memorial rite held on the lunar death date of a family member. This article explains its origin, meaning, and how it is understood.
Tử Vi dates the birth year from the first day of Tết, Bát Tự from the Lập Xuân solar term. How each fixes age and why some births shift stem-branch year.
Ba Tu reads marriage through the spouse star and the spouse palace at the day branch, plus how that branch combines or clashes with major and annual luck.
Dong Chi is the 22nd solar term and the shortest day of the year. For the Chinese community it is Tết Đông Chi, a time for che troi nuoc and ancestor worship.
Ba Tu major cycles are set by gender and the yin yang of the year stem, with starting age counted from days to the nearest solar term at three days per year.
Ba Tu chart structures come from the month command and stem revelation. This analysis covers the main structures and where interpretation schools differ.
The twelve double-hours of each day across the sixty-day stem-branch cycle, marking which are auspicious. Sixty times twelve is seven hundred and twenty rows, one full cycle.
Every solar day across ten years, showing whether it falls on Tam Nuong, Nguyet Ky, Sat Chu or Tho Tu, with the lunar date and stem-branch for checking.
Every solar day from 1900 to 2100 with its ruling hexagram under the Gua Qi method (six days seven parts), the line ruling the day, the position in the sixty-hexagram cycle, the winter solstice anchor and the minutes elapsed since it, the solar term and the cardinal hexagram line for that term. Enough to recompute every row independently.