Astronomical Instruments in Korea

  • Young‐Ho Hahn
Reference work entry

As a country which shares its border with China, ancient Korea also shared many of her neighbor's astronomical achievements. Korea adopted Chinese calendars as a standard and kept identical seasons of the year. But rulers of the Korean peninsula had also tried to establish an independent calendar system, especially during the Chosun dynasty (1392–1910). They attempted to bring out their own almanac at the same level of precision as the Chinese one. Several astronomical projects carried out under the initiative of King Sejong are the best‐known examples of such efforts. From 1432–1439 a platform, Ganeuidae, for the royal observatory was built in the palace and every necessary astronomical instrument was added to it.

Korea has one of the world's oldest observatories, Chomsungdae, shown in Fig. 1. It was built in the early seventh century. Another observatory was constructed in the early tenth century and is also extant. Unfortunately only a small number of astronomical instruments and...
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© Springer-Verlag Berlin Heidelberg New York 2008

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  • Young‐Ho Hahn

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