Archaeoastronomy in East Asia: Historical Observational Records ...

BC 110 Aug–Oct [China] (Ho 44)

(a) 1st year of the Yuanfeng reign period of Emperor Wu of the Han Dynasty, autumn; a star became fuzzy in Dongjing [LM 22]; more than 10 days later, the star became fuzzy in Santai.

[Shiji: feng shan shu] ch. 28

(b) 1st year of the Yuanfeng reign period of Emperor Wu of the Han Dynasty, autumn; a star became fuzzy in Dongjing [LM 22] and then again became fuzzy in Santai.

[Han shu: Wu di ji] ch. 6

(c) 1st year of the Yuanfeng reign period of Emperor Wu of the Han Dynasty, autumn; a star became fuzzy in Dongjing [LM 22]; more than 10 days later, the star became fuzzy in Santai.

[Han shu: jiao si zhi] ch. 25

BC 108–107 [China] (Ho 45)

In the middle of the Yuanfeng reign period of Emperor Wu of Han, a star became fuzzy in Heshu.

[Han shu: tianwen zhi] ch. 26

BC 102 [China] (Ho 46)

In the middle of the Taichu reign period of Emperor Wu of Han, a star became fuzzy in Zhaoyao.

[Han shu: tianwen zhi] ch. 26

BC 87 Aug 10–Sep 8 [China] (Ho 47)

2nd year of the Houyuan reign period of Emperor Zhao of the Han Dynasty, 7th month (Aug 10–Sep 8); a star appeared fuzzy in the east.

[Han shu] ch. 7

NB: This is Comet Halley, return –27.

BC 84 Mar 12–Apr 10 [China] (Ho 48)

3rd year of the Shiyuan reign period of Emperor Zhao of the Han Dynasty, spring, 2nd month; a star became fuzzy in the northwest.

[Han shu: Zhao di ji] ch. 7

NB: Ho (1962) did not cite this source.