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HKO Almanac 2024 Index

Electronic version of HKO Almanac 2024


The "Hong Kong Observatory Almanac 2024" contains the following information:

(i) traditional Chinese calendar;
(ii) solar terms and moon phases;
(iii) times of daily sunrise, sun transit, sunset, moonrise, moon transit, moonset;
(iv) times and height of high and low tides;
(v) times of meridian passage, rising and setting of the sun and planets in the form of graph;
(vi) paths of the Sun throughout the year;
(vii) quarterly star maps of the year;
(viii) duration of twilight in Hong Kong before sunrise and after sunset;
(ix) determination of apparent solar time;
(x) world map of time zones; and
(xi) information on solar and lunar eclipses and observation of meteor showers and planetary phenomena.

It also contains background information on calendars and the 24 solar terms.

As a green initiative to reduce paper consumption and to optimize readers’ experience, we have ceased publishing the printed version of the "Hong Kong Observatory Almanac".

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Times of Sunrise, Sun Transit, Sunset, Moonrise, Moon Transit, Moonset and Tidal Predictions

24 Solar Terms

Paths of the Sun throughout the Year(Simplified / Full version)

Information on Eclipses

Times of Rise and Set of the Sun and the Planets at Hong Kong

Times of Meridian Passage of the Planets at Hong Kong

Planetary Phenomena

Night Sky in Hong Kong(January to June July to December


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Astronomical Data:

Date and Time of the 24 Solar Terms

Time, Direction and Elevation of Sun Transit

The Apparent Right Ascension and Apparent Declination of the Sun

Date and Time of the Moon Phases