Qelunai notebook
Articles
Short reads on the lunar calendar and Vietnamese customs, with sources for further reading.
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What giờ hoàng đạo (auspicious hours) are and how to read them
A day has 12 double-hours named after the earthly branches, and the old calendar calls 6 of them hoàng đạo. Here is how they are worked out, how to read them and what to know before using them.
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Rằm and mùng một: why two days each month are special
Mùng một is the first day of the lunar month and rằm the fifteenth. Where the two days come from, why the Vietnamese calendar sometimes differs from others, and what the offerings usually include.
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The 24 solar terms: a solar calendar inside the lunar calendar
Lập xuân, Đông chí and Thanh minh follow the Sun, not the Moon. What the 24 solar terms are, why Lập xuân rarely falls on Tết, and how the terms decide leap months.
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House direction in Bát Trạch: sitting, facing and the eight good and bad sectors
Bát Trạch (Eight Mansions) splits a house into eight sectors, four good and four bad, by the side it sits on. How the house type is found, the East and West groups, and common layout tips.
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