What Is Đại Hàn, When Does It Begin, and What Customs Are Observed?
Đại Hàn is the last of the 24 solar terms, at solar longitude 300 degrees and lasting about 15 days. Here its calculation, customs, and meaning are explained.
Results for "Đại Hàn"
Solar termMajor Cold (Đại Hàn)
- Next begins 20 January 2027 at 14:28 (Vietnam time)
- The sun at ecliptic longitude 300°
- The coldest stretch of the year
- One of the 12 qi terms, falling mid-month
When does Đại Hàn begin in 2026?
Đại Hàn in 2026 begins on January 20 in the Gregorian calendar and lasts until February 3. On February 4, 2026, Lập Xuân will follow.
From the article “What Is Đại Hàn, When Does It Begin, and What Customs Are Observed?”
Traditional systems
StartHouse-building year check
Check a building year for Kim Lâu, Hoang Ốc and Tam Tai, and find a year clear of all three.
What Is Tiểu Hàn (Minor Cold)? When Does It Begin and What Customs Come With It?
Tiểu Hàn is the 23rd of the 24 solar terms, at solar longitude 285 degrees. It starts on January 5 or 6, opens the Sửu month and lasts about 14.7 days.
What Are the Twelve Heavenly Generals and Twelve Monthly Generals of Da Liu Ren, and How Do They Differ?
Da Liu Ren builds the heaven plate from twelve Monthly Generals that shift with mid-qi, then places twelve Heavenly Generals from the Nobleman.
What Is Đại Tuyết, When Does It Begin, and What Customs Are Observed?
Đại Tuyết, the 21st solar term, begins at solar longitude 255 degrees, usually on 7 December, opening the Tý month. Start times 2025 to 2030, Vietnam time.
Dai Bai bronze casting village - the cradle of bronze craft in Northern Vietnam
Dai Bai village in Bac Ninh is the cradle of bronze casting in Northern Vietnam, with about 1000 years of history and refined engraving art.
The Craft of Bronze Casting for Worship: A Century-Old Flame in Long Thuong, Y Yen, and Dai Bai
Bronze casting for worship in Long Thuong, Y Yen and Dai Bai: how three villages keep a centuries-old craft alive against industrial pressure.
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Hexagram 61 Phong Trạch Trung Phu concerns inner sincerity. It covers the Judgment, Image, six line texts, the Sequence, and practical lessons.
What Is Hàn Lộ Solar Term, When Does It Begin, and What Customs Does It Have?
Hàn Lộ is the 17th of the 24 solar terms, beginning around October 8 when the Sun reaches 195 degrees. Learn its meaning and customs.
How Do Âm Nam, Dương Nam, Âm Nữ, and Dương Nữ in Tử Vi Affect the Direction of the Đại Hạn?
Yin Male, Yang Male, Yin Female, Yang Female: the Yin Yang of the birth year sets whether Đại Hạn runs forward or backward in a Tử Vi chart.
How Are Tieu Han and Nguyet Han Placed, and How Do They Differ from Dai Han and Luu Nien?
Tieu han is placed by the trine group of the birth year branch, nguyet han by birth month and hour, with notes on where Tu Vi schools differ.
In What Order Do You Read a Tử Vi Chart? Mệnh, Thân, Cục, Stars and Periods
How Vietnamese Tử Vi books order a chart reading: Mệnh and Thân first, then Cục, the major stars, the palaces in aspect, auxiliary stars and the periods.
What Is a Great Limit in Vietnamese Astrology, Which Palace Does It Start From, Which Direction Does It Move, and at What Age Does It Begin?
A great limit in Tu Vi is a ten-year span that starts from the Menh palace. Duong Nam and Am Nu move clockwise, Am Nam and Duong Nu move counterclockwise.
How Are the Heavenly Stems of the Twelve Palaces on a Tử Vi Chart Calculated and What Are They Used For?
The twelve palaces of a Tử Vi chart get their heavenly stems through the Ngũ Hổ Độn method, counted forward from the Dần palace.
The Hồng Bàng Lineage and Kinh Dương Vương: What the Đại Việt sử ký toàn thư Records at Its Opening
Đại Việt sử ký toàn thư opens with the Hồng Bàng era: Kinh Dương Vương, named Lộc Tục, and the realm of Xích Quỷ. The Hán text set beside later histories.
How to Read Hóa Kỵ in Tử Vi Phi Tinh Correctly? Kỵ Nhập, Kỵ Xung, Lộc Kỵ Đồng Cung and Trùng Điệp Kỵ
How the Phi Tinh school reads Hóa Kỵ in Tử Vi: Kỵ nhập, Kỵ xung, Lộc and Kỵ in one palace, and stacked Kỵ, following Từ Tăng Sinh's book.
Tarot 7 of Pentacles: Symbolism and In-depth Meaning
Explore the symbolism and in-depth meaning of the 7 of Pentacles in Tarot: patience, reassessment of efforts, and lessons on long-term investment.
The Siblings Palace in Zi Wei Dou Shu: Meaning and Interpretation
The Siblings Palace in Zi Wei Dou Shu reflects bonds with siblings and close friends, read through major stars and minor stars.
What Does Hexagram 34, Lei Tian Da Zhuang (Great Power), Say About Great Strength and Its Limits?
Hexagram 34, Lei Tian Da Zhuang, covers great strength and its limits, with its structure, Judgment, six line texts and lessons on conduct.
Prolonged Sadness: Folk Belief Blames Bad Luck, but Feeling Down for More Than Two Weeks Is a Sign to See a Doctor, and How to Recognize It Yourself
Sadness lasting over two weeks with loss of interest, insomnia, and fatigue is a sign to seek medical help. Learn to tell everyday sadness from depression.
What is Dai Trach Tho (Great Estate Earth) in the Sexagenary Cycle? Five Elements Meaning
Explore Dai Trach Tho (Great Estate Earth) in the Sexagenary Cycle: origins, Five Elements characteristics, compatible colors, directions and applications.
What is Đại Hải Thủy (Great Sea Water) in the Sexagenary Cycle? Five Elements Meaning
Đại Hải Thủy is the nạp âm for Nhâm Tuất and Quý Hợi years, tied to the Water element and the vast ocean, with its traits and Five Elements meaning.
What is Đại Khê Thủy (Great Stream Water) in Lục Thập Hoa Giáp, its Five Elements meaning
Đại Khê Thủy is the nạp âm for Giáp Dần and Ất Mão in Lục Thập Hoa Giáp. It covers its five elements nature and meaning in Tử vi and phong thủy.
What is Đại Lâm Mộc (Great Forest Wood) in Lục Thập Hoa Giáp, and its Five Elements meaning
Đại Lâm Mộc is the nạp âm for Mậu Thìn and Kỷ Tỵ years, tied to the Wood element. See its traits and Five Elements meaning in Lục Thập Hoa Giáp.
What Does Đại Hao Star Mean in Tử Vi: Good or Bad? Correct Understanding and Common Misconceptions
Đại Hao in Tử Vi is not merely a malefic star. This analysis explains its dissipating nature, how it acts by palace, and when it forms a good configuration.
What offerings go on the đại tường memorial tray and how is mourning ended?
Giỗ hết đại tường marks the end of two years of mourning. It covers the offering tray, how to arrange it, and the sequence for xả tang in Vietnamese custom.
Đinh Bộ Lĩnh quells the rebellion of the Twelve Warlords and founds the Đại Cồ Việt state: course of events, significance, and layers of legend
Đinh Bộ Lĩnh put down the twelve warlords, reunified the country and founded Đại Cồ Việt in 968, after more than twenty years of division.
What did the 1010 Edict on the Relocation of the Capital say about the land of Dai La, and how should the phrase 'coiling dragon, crouching tiger' be understood?
The 1010 Edict on the Relocation of the Capital describes Dai La as the center of heaven and earth, with the posture of a coiling dragon and crouching tiger.
What Is Classical Tử Vi and How Does It Differ from Modern Tử Vi?
Classical Tử Vi uses 12 palaces and 14 main stars to read destiny, while modern Tử Vi is a folk term for everyday chart lookup.
Earthly Branch combinations, clashes, punishments, and harms in a Ba Tu chart: reading by palace position and interaction with Dai Van and Luu Nien
How the four Earthly Branches in a Ba Tu chart combine, clash, punish, or harm one another, read by palace position and links to Dai Van and Luu Nien.
What Is Luc Nham? Steps to Build a Dai Luc Nham Chart from Thien Ban and Tu Khoa to Tam Truyen and Thien Tuong
Luc Nham is an ancient divination method in the Tam Thuc group. Learn how Dai Luc Nham builds a chart: Thien Ban, Tu Khoa, Tam Truyen, and Thien Tuong.
Annual Fortune in Tu Vi: Concept, Calculation Basis, and Points Where Schools Disagree
Annual fortune in Tu Vi is a short-term layer read by superimposing a time cycle onto the natal chart. See its calculation basis and where schools disagree.
Quan Dai Star in the Trường Sinh Cycle: Meaning at Each Stage of the Destiny Chart
The Quan Dai star in the Trường Sinh cycle marks maturity, fame and authority, with its meaning at each stage of a Tử Vi chart.
What Tu Vi Tron Doi Is and How to Understand It Correctly
Tử vi trọn đời casts one chart from the birth hour to read a whole life through mệnh, thân, the twelve palaces and vận hạn. It is a conventional reading.
Reading Love and Marriage on a Tử Vi Chart: Which Palace, In What Order, and How to Read Responsibly?
Read love and marriage on a Tử Vi chart starting from the Phu Thê palace, then Quan Lộc, Thiên Di, Phúc Đức and Tài Bạch, with the love stars read in context.
What Are Annual Palaces and Annual Stars in Vietnamese Astrology, and in What Order Do You Read a Specific Year on a Chart?
Annual palaces carry the exact earthly branch of the year, while annual stars are placed by that year's stem and branch.
Hexagram 26: Shan Tian Da Xu (Great Accumulation) - Meaning and Application in the I Ching
Explore Hexagram 26 (Shan Tian Da Xu) in the I Ching: its symbolism, judgment, the meaning of inner accumulation, and practical applications in work and life.
In what order should you read a Kinh Dịch hexagram: hexagram name, hexagram text, the six line texts, then the Thoán Commentary, Great Image, Small Image, and Văn Ngôn
A Kinh Dịch hexagram stacks several layers of text: name, hexagram text, six line texts, then the Thoán, Great Image, Small Image, and Văn Ngôn.
Hexagram 28 Da Quo (Great Exceeding) - Meaning and Application in the I Ching
Hexagram 28 Da Quo in the I Ching: its structure, meaning, and guidance for handling extraordinary pressure when a heavy burden overwhelms a weak foundation.
Decoding the Hexagram Fire over Heaven (Da You) in the I Ching - Structure and Lessons
The hexagram Fire over Heaven (Da You) in the I Ching symbolizes great prosperity, and its lessons center on staying humble and keeping a bright mind.
What Are the Eight Hạn in a Year, and Where Do They Come From?
The eight hạn of folk belief: Huỳnh Tuyền, Tam Kheo, Ngũ Mộ, Thiên Tinh, Toán Tận, Thiên La, Địa Võng, Diêm Vương. Which books record them, how they differ.
Feng Shui for North-Facing Houses: Which Elements Match, What to Note
North-facing houses belong to the Water element, suited to Water or Metal people, while Wood, Fire and Earth owners need colors and objects that harmonize.
Nguyệt Kỵ and Dương Công kỵ nhật: What Hiệp Kỷ Biện Phương Thư Records and What It Rejects
Hiệp Kỷ Biện Phương Thư records Nguyệt Kỵ and rejects Dương Công kỵ nhật. An analysis of the original Chinese text, separating old rules from folk beliefs.
What Is Nhật Nguyệt: Sino-Vietnamese Meaning, Sun and Moon Symbolism in East Asian Culture, and Different Usages
Nhật Nguyệt is the Sino-Vietnamese pair for sun and moon, symbolizing yin and yang, time, and the cosmos in East Asian culture.
The 64 hexagrams of the I Ching
All 64 hexagrams in King Wen order, with Vietnamese and Han names, upper and lower trigrams, and the image.
Where the schools disagree
Each point where Vietnamese calendrical, feng shui and divination sources disagree, with the reading taken here, the competing reading still in circulation, and what changes when you compare two sources. Every reference table has to pick one; most pick and say nothing.
Daily hexagram by the Gua Qi method, 1900 to 2100
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.
Order of the sixty Gua Qi hexagrams
The sixty hexagrams that take turns ruling the days under the Gua Qi method, in order from Inner Truth at the winter solstice, with their solar month, their rank (duke, sovereign, marquis, grand master, minister) and when each takes over counted from the solstice. The lookup table for the que-ngay-quai-khi-1900-2100 dataset.
Segments of the three Lo Ban rules
The favourable and unfavourable segments on all three Lo Ban rules, with the millimetre range each segment covers in one cycle.
