Name your child
Name ideas for your baby from the Bát Tự chart, each with a reason, plus scores for your own picks.
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Convert lunar and solar dates both ways, with leap months, stems and branches and solar terms, or count days between dates.
Name ideas for your baby from the Bát Tự chart, each with a reason, plus scores for your own picks.
See the lunar date, stems and branches, auspicious hours and holidays for today or any day.
Find your Western zodiac sign from your birthday, with a short note for today.
Check door, bed and altar sizes on the Lỗ Ban rule and find the nearest good size.
Cast your Bát Tự chart from your birth date and hour, with a quick summary, luck pillars and full working.
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.
Mang Chủng is the 9th of the 24 solar terms, usually starting around June 5 or 6 as Tiểu Mãn ends. Its meaning, calendar role, and customs explained.
The 24 solar terms are seasonal markers tied to Earth's orbit around the Sun, used as a farming guide in the lunar almanac.
Lunar to solar conversion uses no fixed addition table. It relies on the new moon point, major solar terms and legal time zones, so it differs year by year.
Solar terms are 24 markers dividing the year by the Sun's position on the ecliptic, used in East Asian calendrics to determine seasons and festivals.
Vũ Thủy, second of the 24 solar terms, marks damp rain and warming soil after winter. This explains its dates, meaning, and folk customs.
Tiểu Tuyết is the 20th of the 24 solar terms, usually beginning on 22 November in Vietnam time; it is the mid-month qi of the month of Hợi (10th lunar month).
Đại Thử, the 12th solar term and mid-term of the sixth lunar month, begins when the Sun reaches 120 degrees, on 22 or 23 July. Start times 2025 to 2030.
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.
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.
Tam nguyên splits each solar term into three five-day spans, each with one Kỳ Môn cục. The 24-term table follows the Hiệp kỷ biện phương thư.
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.
BaZi's Four Pillars from birth date and time: the year pillar turns at Lap Xuan, the month at solar terms, the day runs the 60-cycle.
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.
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.
Two calendars can give different lunar dates for the same solar day because they use different legal time zones, such as Vietnam at UTC+7 and China at UTC+8.
The Tam Hop Trang Sinh water method reads water by direction: receive water at the Trang Sinh palace, discharge it at the Tuyet palace.
The Tuyệt star in the Trường Sinh Cycle marks endings and hidden beginnings. See its meaning across the 12 palaces of the Tử Vi chart.
Hồi đầu sinh, hồi đầu khắc, hóa không, hóa mộ, hóa tuyệt are the ways a moving line transforms in Lục Hào, explained via Tăng San Bốc Dịch.
Cau Ngu festival at Cua Dai lets fishermen honor the Nam Hai whale god and pray for good weather and a bountiful season, with rituals and folk performances.
The Vietnamese ao dai evolved from the 17th century xiem canh sen garment through reforms under Lord Nguyen Phuc Khoat and King Minh Mang.
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.
Cao Dai Founding Day marks the 1926 Hoang khai Dai dao Tam Ky Pho Do, held around the tenth lunar month full moon at Tay Ninh Holy See.
Bronze casting for worship in Long Thuong, Y Yen and Dai Bai: how three villages keep a centuries-old craft alive against industrial pressure.
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.
Explore Dai Trach Tho (Great Estate Earth) in the Sexagenary Cycle: origins, Five Elements characteristics, compatible colors, directions and applications.
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.
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.
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.
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.
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.
The eight du nien in Bat Trach, four good and four bad, plus how Duong Trach Tam Yeu places the door, master room, and kitchen.
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.
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.
In Liu Yao, a moving line and the changed line it turns into are read as a pair, producing hoi dau sinh, hoi dau khac, hoa tien than, hoa thoai than and more.
If someone dies in a leap month, in which month is the giỗ held? How tiểu tường, đại tường and the yearly anniversary are counted, per Giác Ngộ.
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.
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.
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.
Professor, Academician, Major General, Labour Hero, military scientist, the person who laid the foundations of Vietnam's defence industry
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