Honcheonsigye

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Honcheonsigye
Hangul:	혼천시계
Hanja:	渾天時計
Revised Romanization:	Honcheonsigye
McCune-Reischauer:	Honch'ŏnsigye

The Honcheonsigye is an astronomical clock created by Song I-yeong in 1669. It is designated as South Korean national treasure number 230.

The clock has an armillary sphere with a diameter of 40 cm. The sphere is activated by a working clock mechanism, showing the position of the universe at any given time.

The clock is owned by Korea University. It is the only remaining astronomical clock from the Joseon Dynasty.

An image of the clock's sphere is shown on the reverse of the 2007 issued 10,000 won banknotes:^[1]

[edit] See also

• Korean astronomy
• History of astronomy
• National treasures of South Korea

[edit] External links and references

• Cultural Heritage Administration: Astronomical instrument and clock

1. ^ Bank of Korea (2006-05-18). 10,000-won Notes Design Unveiled to the Public (PDF). Retrieved on 2006-12-12. “Only the celestial globe part of the Armillary sphere intented by Song E-Young (Collection of Korea University Museum, National Treasure No.230) is used...”