Chen Zhuo ( 3rd century) was a Chinese
astronomer
An astronomer is a scientist in the field of astronomy who focuses their studies on a specific question or field outside the scope of Earth. They observe astronomical objects such as stars, planets, moons, comets and galaxies – in either o ...
who lived in the
Three Kingdoms
The Three Kingdoms () from 220 to 280 AD was the tripartite division of China among the dynastic states of Cao Wei, Shu Han, and Eastern Wu. The Three Kingdoms period was preceded by the Han dynasty#Eastern Han, Eastern Han dynasty and wa ...
period (220–280) of China. He served as an imperial astronomer in the state of
Eastern Wu
Wu ( Chinese: 吳; pinyin: ''Wú''; Middle Chinese *''ŋuo'' < Eastern Han Chinese: ''*ŋuɑ''), known in historiography as Eastern Wu o ...
(222–280). He collected the works of earlier astronomers of the
Han dynasty
The Han dynasty (, ; ) was an Dynasties in Chinese history, imperial dynasty of China (202 BC – 9 AD, 25–220 AD), established by Emperor Gaozu of Han, Liu Bang (Emperor Gao) and ruled by the House of Liu. The dynasty was preceded by th ...
and combined them into a single system. His
star catalogue
A star catalogue is an astronomical catalogue that lists stars. In astronomy, many stars are referred to simply by catalogue numbers. There are a great many different star catalogues which have been produced for different purposes over the years ...
listed 1,464 stars in 283 constellations. His works were lost over the course of history, but information on his
system of constellations survives in
Tang dynasty
The Tang dynasty (, ; zh, t= ), or Tang Empire, was an imperial dynasty of China that ruled from 618 to 907 AD, with an interregnum between 690 and 705. It was preceded by the Sui dynasty and followed by the Five Dynasties and Ten Kingdo ...
records, notably by
Qutan Xida
Gautama Siddha, (fl. 8th century) astronomer, astrologer and compiler of Indian descent, known for leading the compilation of the ''Treatise on Astrology of the Kaiyuan Era'' during the Tang Dynasty. He was born in Chang'an, and his family was orig ...
.
References
*
{{DEFAULTSORT:Chen, Zhuo
Eastern Wu science writers
3rd-century Chinese astronomers