《晋书·志·第三章》
七月癸亥，彗星出现在太微垣西部，彗柄从上相星的下面起始，芒气逐渐增长到十多丈，进而扫过北斗星、紫微宫、中台星。
七月癸亥，彗星出太微西，柄起上相星下，芒渐长至十余丈，进扫北斗、紫微、中台。
On guihua day in July, a comet appeared in the west of Taiweiyuan, the comet's tail started from the bottom of Shangxiang star, and the band of light gradually grew to over ten zhang, and then swept across the Big Dipper, Ziwumiao, and Zhongtaixing.