Xi Zezong Explained

T:	席澤宗
S:	席泽宗
P:	Xí Zézōng

Xi Zezong (June 6, 1927, Yuanqu, Shanxi – December 27, 2008, Beijing) was a Chinese astronomer, historian, and translator.^{[1] [2]} He was a member of the Chinese Academy of Sciences, and an awardee of the Astronomy Prize.

He identified a possible reference to one of the Galilean moons of Jupiter in the fragmentary ancient works of the 4th-century BC Chinese astronomer Gan De, who may have made observation of either Ganymede or Callisto in summer 365.^{[3] [4]}

Honors

Asteroid 85472 Xizezong, discovered by the Beijing Schmidt CCD Asteroid Program in 1997, was named in his honor. The official was published by the Minor Planet Center on April 2, 2007 .

External links

• 85472 Xizezong, JPL Small-Body Database Browser

Notes and References

1. Web site: In Memoriam: Xi Zezong . April 2009 . . October 20, 2011 . dead . https://web.archive.org/web/20110823014938/http://www.hssonline.org/publications/Newsletter2009/InMemoriam.html . August 23, 2011 .
2. News: Science historian XI Zezong, 81, passes away. October 20, 2011.
3. Xi. Zezong Z.. Xi Zezong. February 1981. The Discovery of Jupiter's Satellite Made by Gan De 2000 years Before Galileo. Acta Astrophysica Sinica. 1. 2. 87. 1981AcApS...1...85X.
4. Hughes. David W.. David Hughes (astronomer). 1982. Was Galileo 2,000 Years Too Late?. Nature. 296. 5854. 199. 10.1038/296199a0. 5313894. free. 1982Natur.296..199H .