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Islamic astronomy gained a good reputation in China for its theory of planetary latitudes, which did not exist in Chinese astronomy at the time, and for its accurate prediction of eclipses. [ 31 ] Some of the astronomical instruments constructed by the famous Chinese astronomer Guo Shoujing shortly afterwards resemble the style of ...
1054 - July 4, Chinese astronomers noted the appearance of a guest star, the supernova which produced the Crab Nebula, Messier's M1. 1088 - In his Dream Pool Essays , the polymath Chinese scientist Shen Kuo (1031–1095) wrote of his findings for the improved meridian measurement between the pole star and true north , which was an invaluable ...
A feature of the Chinese records that makes them particularly useful for modern scientists and scholars is that there is a high degree of consistency in the methods of observation and recording over a very long period. Chinese astronomers were still using naked eye observation in 1835, long after the invention of the telescope. [9]
The ancient Chinese did not differentiate between rational and irrational numbers, and simply calculated irrational numbers to the required degree of precision. [24] Jia Xian triangle: This triangle was the same as Pascal's Triangle, discovered by Jia Xian in the first half of the 11th century, about six centuries before Pascal.
The guest star reported by Chinese astronomers in 1054 is identified as SN 1054. The highlighted passages refer to the supernova. SN 1054 is one of eight supernovae in the Milky Way that can be identified because written testimony describing the explosion has survived. In the nineteenth century, astronomers began to take an interest in the ...
The knowledge of Chinese astronomy was introduced into East Asia. Astronomy in China has a long history. Detailed records of astronomical observations were kept from about the 6th century BC, until the introduction of Western astronomy and the telescope in the 17th century. Chinese astronomers were able to precisely predict eclipses.
Ancient Chinese astronomers designated names to the visible stars systematically, roughly more than one thousand years before Johann Bayer did it in a similar way. Basically, every star is assigned to an asterism. Then a number is given to the individual stars in this asterism.
A translation to English was published in 1996 by Christopher Cullen, through the Cambridge University Press, entitled Astronomy and mathematics in ancient China: the Zhou bi suan jing. [20] The work includes a preface attributed to Zhao Shuang, as well as his discussions and diagrams for the gougu theorem, the height of the sun, the seven heng ...