Lunar-solar converter
Convert lunar and solar dates both ways, with leap months and solar terms.
Results for "lịch âm"
- Convert any solar date to the lunar calendar accurately for Vietnam's time zone, see the day and year's...
Calendar and astronomy
StartVietnamese lunar calendar
Today's lunar date, what day it is and its good hours, or any other day.
Rite customs lookup
Dates for full month, first birthday, 49th and 100th day, death anniversaries.
Tử Vi chart
A Tử Vi chart from your birth date and hour: quick read, then each palace.
Why two calendars give different lunar dates for the same solar day, and where time zones come in
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 Vietnamese Lunar Calendar Is Actually a Lunisolar Calendar: Why the Shortened Name 'Lunar Calendar' Causes Misunderstanding
The Vietnamese lunar calendar is actually a lunisolar calendar combining the moon's phases and Earth's orbit around the Sun.
What Makes the 2027 Lunar Calendar Special and How to Look Up Dates Correctly
Lunar calendar 2027: year of Đinh Mùi, Tết on Saturday 6 February 2027, no leap month. Key dates, solar terms, and how to look up dates and convert Can Chi.
What's on in Vietnam in October 2026? Festivals, lunar dates and where to go
Vietnam's October 2026 festival calendar: Côn Sơn Kiếp Bạc, Lam Kinh, Katê, Sene Dolta, Hanoi Autumn Festival, Keo Pagoda, plus lunar dates.
Checking Today's Good and Bad Days by the Lunar Calendar: Principles, How to Look It Up, and the Limits of Date Selection
Xem ngày tốt xấu hôm nay theo lịch âm dựa trên can chi, trực, sao và giờ hoàng đạo. Bài giải thích nguyên lý, cách tra và giới hạn của việc chọn ngày.
The Twenty-Four Solar Terms: Why the Solar Calendar Lives Inside the Lunar Almanac, and Why It Ties to Farming
The 24 solar terms are seasonal markers tied to Earth's orbit around the Sun, used as a farming guide in the lunar almanac.
Converting Lunar Dates to Solar Dates: What the Calculation Is Based On, and Why It Is Not a Fixed Addition and Subtraction Table
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.
Is the Lunar Calendar Science or Superstition? Two Layers of One Calendar, the Computable Astronomy and the Day-Selection Layer Added Later
Lunar dates, leap months and solar terms are verifiable astronomy, while auspicious days and lucky stars are a later day-selection layer.
Born Before or After Tết: Which Age Counts? The Difference Between the Tử Vi Lunar Year and the Bát Tự Lập Xuân Marker
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.
What to Offer at the Rằm of the Twelfth Lunar Month and How It Differs from an Ordinary Rằm
Rằm tháng Chạp, the year's last full moon, brings simple offerings to Thổ công and ancestors for thanks and peace, in a tất niên spirit.
Practical Guide: How to Choose Auspicious Dates and Times for Weddings and Groundbreaking in Vietnamese Folk Belief
How to choose auspicious dates and times for weddings and groundbreaking in Vietnamese folk belief, with lunar calendar tips and simple rituals.
Can You Celebrate the Full Moon of the First Lunar Month on the 13th or 14th, and Where Does the Early Offering Custom Come From?
Is offering the First Full Moon on the 13th or 14th lunar day acceptable, where does the early custom come from, and what should the tray include?
What Time Is the Hour of the Rat? A Table Converting the 12 Traditional Watch-Hours (十二時辰) to Clock Time
The Hour of the Rat runs from 11 p.m. to 1 a.m. A table of all 12 watch-hours in clock time, plus the two ways of setting the day boundary at midnight.
How did the Nguyễn dynasty's Khâm Thiên Giám make calendars and record heavenly signs?
Nguyễn dynasty Khâm Thiên Giám compiled and issued calendars and logged heavenly signs; Đại Nam thực lục records its ranks.
What Are the Twelve Trực Kiến Trừ Mãn Bình Định Chấp Phá Nguy Thành Thu Khai Bế?
The twelve trực, from Kiến and Trừ to Khai and Bế, form a twelve-day cycle for judging each day, rooted in old calendars and the Hiệp kỷ biện phương thư.
The Lunar Leap Month: Why It Exists, How It Is Calculated, and Why One Lunar Day in a Leap Year Corresponds to Two Solar Days
How a lunar leap month is determined, why leap years exist, and why one lunar day in a leap year corresponds to two solar days.
Nghinh Ông Lại Sơn Festival (Nghinh Ông Hòn Sơn, Nghinh Ông Kiên Hải): 15th and 16th days of the 10th lunar month, the whale worship custom of fishermen
Nghinh Ông Lại Sơn Festival falls on the 15th and 16th days of the 10th lunar month at Lăng Ông Nam Hải, Hòn Sơn Island, Kiên Hải, An Giang.
Công Đồng Bắc Lệ Temple Festival (Bắc Lệ Temple), Tân Thành Commune, Lạng Sơn: 18th to 20th of the 9th lunar month, palanquin bathing rite and the main Mother banquet
The Công Đồng Bắc Lệ Temple Festival in Tân Thành Commune, Lạng Sơn runs from the 18th to 20th of the 9th lunar month, with the palanquin bathing rite.
Where is the Grand Memorial Ceremony for King and Buddha Emperor Trần Nhân Tông's Parinirvana (1st day of the 11th lunar month) held, what rituals does it include, and why is it tied to Yên Tử and Ngọa Vân?
The Grand Memorial for Buddha Emperor Trần Nhân Tông's Parinirvana is held at Cung Trúc Lâm, Yên Tử and Ngọa Vân Pagoda each year.
First-day Tet travel for the 2027 Lunar New Year: how to choose the hour and direction, and where sources disagree
First-day Tet travel for 2027: how to choose the hour and direction, prepare offerings, and follow the route, plus why sources disagree on the calculations.
Which Buddha and Bodhisattva memorial days are there in the lunar calendar?
Lunar memorial days for Shakyamuni Buddha, Guanyin, Ksitigarbha, Manjushri, Samantabhadra and other Bodhisattvas, with origins and practice notes.
Is the full-month ceremony counted by lunar or solar date, and what is the custom of one day earlier for boys and two for girls?
The full-month ceremony falls one lunar month after birth; by custom boys hold it one day earlier, girls two. How to count it, an example, and offerings.
What's on in Vietnam in November 2026? Festivals, lunar dates and where to go
November 2026 (23rd of 9th lunar month to 22nd of 10th) brings the Thái Nguyên Tea Festival, Gia Lai Gong Festival, Ok Om Bok, Kathina and more.
How Is the Tây Thiên Festival (Full Moon of the Second Lunar Month) Held in Memory of National Mother Lăng Thị Tiêu?
The Tây Thiên Festival runs from the 15th to the 17th of the second lunar month in Đại Đình Commune, Phú Thọ Province, honoring National Mother Lăng Thị Tiêu.
Amitābha Buddha's Day on the 17th of the 11th Lunar Month: Why This Date and How Vietnamese Pagodas Observe It
Amitābha Buddha's Day, 17th of the 11th lunar month (25 Dec 2026): why this date was chosen, what the sutra says, and how Vietnamese pagodas observe it.
Casting a Mai Hoa hexagram from the lunar year, month, day, and hour: formulas, a full worked example, and the points where books still differ
Mai Hoa Dịch Số casts a hexagram from the lunar year, month, day, and hour: divide by 8 for the trigrams and by 6 for the moving line.
How Is the New Rice Festival on the 10th Day of the Tenth Lunar Month of the Tay People in Thái Nguyên Observed in Families and in the Village?
The Tay new rice festival on the 10th day of the tenth lunar month in Thái Nguyên includes family offerings and a village ceremony.
Dinh Cậu Phú Quốc Festival (Dinh Cậu Offering Ceremony, Nghinh Cậu Ceremony): 15th day of the 10th lunar month, rituals and beliefs of the island's fishermen
Dinh Cậu Phú Quốc Festival falls on the 15th and 16th of the 10th lunar month, with Nghinh Cậu, Yết Cậu and Chinh Te rituals honouring Chúa Ngọc Nương Nương.
Cao Đài Founding Day and the Hạ Ngươn Festival on the Full Moon of the Tenth Lunar Month: How Does the Cao Đài Holy See in Tây Ninh Organize Them?
Cao Đài Founding Day marks the 1926 Hoang khai Dai dao Tam Kỳ Phổ Độ, held around the tenth lunar month full moon at Tây Ninh Holy See.
Dinh Thầy Thím Festival (Tế Thu Ceremony, Thầy Thím Death Anniversary) from the 14th to the 16th of the Ninth Lunar Month: Rituals and the Legend of Thầy Thím
Dinh Thầy Thím Festival runs from the 14th to the 16th of the Ninth Lunar Month with spirit welcoming, cộ bánh offerings, Thỉnh sanh, and Tiền hiền rites.
The Rước cộ Bà Chợ Được Festival: Who Is Bà Chợ Được and How Does the Festival Unfold Around the 11th Day of the First Lunar Month?
The Rước cộ Bà Chợ Được Festival honours Bà at her shrine in Phước Ấm hamlet, Thăng An commune, Đà Nẵng, around the 11th day of the first lunar month.
Trùng Cửu Festival (Trùng Dương) on the 9th day of the 9th lunar month: origins, the custom of climbing high, chrysanthemums, longevity wishes, and traces in Vietnam during the Tran dynasty
Trùng Cửu Festival on the 9th day of the 9th lunar month features chrysanthemums, the custom of climbing high, and longevity wishes.
Ông Hoàng Mười Temple Festival (Nghệ An): main festival on the 10th day of the tenth lunar month, Mother Goddess worship and national intangible cultural heritage
Ông Hoàng Mười Temple Festival in Nghệ An holds its main ceremony on the 10th day of the tenth lunar month, tied to Mother Goddess worship.
Where do the three Quán Thế Âm Bodhisattva festival days on the 19th of the second, sixth and ninth lunar months come from, and how do Vietnamese pagodas celebrate them?
The 19th of the 2nd, 6th and 9th lunar months mark the three Quán Thế Âm festival days, symbolic Mahayana commemorations.
The End of Rain Retreat and Kathina Robe Offering in Khmer Theravada Buddhism: Meaning, Rituals, and Why It Runs from the Full Moon of the Ninth Lunar Month to the Full Moon of the Tenth
Kathina, the Khmer Theravada robe offering after the three-month rain retreat, runs from the 16th of the ninth lunar month to the full moon of the tenth.
Ghost Month, the 7th Lunar Month: Folk Taboos and Buddhist Perspectives
Ghost Month in the 7th lunar month: its origins, common folk taboos, and the Buddhist view of Vu Lan as a season of gratitude and filial piety.
When is the Đồng Bằng Temple Festival (Đức Vua Temple Festival, Đức Vua Cha Bát Hải Động Đình Temple Festival) held in the eighth lunar month, who is worshipped there, and why do pilgrims visiting Côn Sơn and Kiếp Bạc continue downstream to this temple?
The Đồng Bằng Temple Festival runs from the 20th to 26th of the eighth lunar month in Hưng Yên, honoring King Father Bát Hải Động Đình.
Chợ Củi Temple Festival and the Death Anniversary of Saint Hoàng Mười (10th day of the 10th lunar month) in Nghi Xuân, Hà Tĩnh: who is worshipped, what the festival includes, and how Chợ Củi Temple differs from Ông Hoàng Mười Temple in Nghệ An
The Chợ Củi Temple Festival in Nghi Xuân, Hà Tĩnh honours Saint Hoàng Mười and the Three Holy Mothers, and differs from Nghệ An's Ông Hoàng Mười Temple.
When Does the Trung Túc Vương Lê Lai Temple Festival (Tep Temple) Take Place, and Why Is Lê Lai's Death Anniversary One Day Before Lê Lợi's?
The Tep Temple festival for Trung Túc Vương Lê Lai in Kiên Thọ commune, Thanh Hóa falls on the 21st of the 8th lunar month and the 8th of the 1st lunar month.
Tết Trùng Thập on the 10th day of the Tenth Lunar Month: What It Is, Its Origin, and How to Conduct the Ceremony
Tết Trùng Thập, mùng 10 tháng Mười âm lịch, is the holiday of physicians and spirit mediums and the new rice festival. Its origin, where it survives.
Full Moon of the First Lunar Month - Tết Nguyên Tiêu: Why It Is Considered the Most Significant Full Moon of the Year and What to Prepare for the Offering Tray
Tết Nguyên Tiêu, the first full moon of the lunar year, is greatly valued in Vietnamese culture. See why it matters and what to prepare for the offering tray.
Which Star Governs Your Fate in 2027 and What Does It Affect? How to Look Up the Cửu Diệu Stars and Tell Them Apart from Tử Vi Fate Stars
Sao chiếu mệnh 2027 uses the Cửu Diệu system by lunar age. It covers the nine stars, how to look them up, their effects.
What is Tích Lịch Hỏa (Fire of Thunderclap) in the Sexagenary Cycle? Five Elements Meaning
Tích Lịch Hỏa, the Na Am of Mậu Tý and Kỷ Sửu, is thunderclap fire in the five elements: its meaning, feng shui colors and supportive items.
Comparing Lunar New Year of the Kinh, Chôl Chnăm Thmay of the Khmer, and Ethnic Groups Celebrating New Year by Their Own Calendars
Comparing Lunar New Year of the Kinh, Chôl Chnăm Thmay of the Khmer, and ethnic groups with their own calendars: timing, offerings, rituals, and names.
Personal Year Number 9 in numerology: energy cycle and meaning
Discover the meaning of Personal Year Number 9 in numerology: a cycle of closure, release, completion, and preparation for new beginnings.
What 'Elegant Tràng An People' Means: Which Eating and Speaking Customs the Folk Verse Describes, and Which Parts Survive Today
What the 'Elegant Tràng An People' verse means: the eating and speaking customs it describes, and what survives in Hanoi today.
Vietnamese lunisolar calendar, 1900 to 2100
Every solar day from 1900 to 2100 with its lunar date, leap month flag, day and year stem-branch, the solar term in force and the day officer.
Sexagenary cycle table (60 Hoa Giap)
All 60 stem-branch pairs with their Na Yin five-element attribution and the lunar years they cover between 1924 and 2043.
Vietnamese festivals mapped to solar dates, 2026 to 2030
The actual solar date of each festival across five years, with the weekday. Lunar festivals land on a different solar date every year, and this table works that out in advance.
Vietnamese festivals, seasonal feasts and public holidays
Vietnamese folk festivals, seasonal feasts and public holidays, each with its fixed lunar or solar date.
Folk inauspicious days mapped onto solar dates, 2026 to 2035
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.