《宋史·志·卷三》
霹雳五颗星、云雨四颗星，《晋书，天文志》没有它们，《隋书天文志》有它们。
霹雳五星、云雨四星，《晋志》无之，《隋志》有之。
Five stars of Pi Li, four stars of Yun Yu, "Astronomical Records of the Book of Jin" do not have them, "Astronomical Records of the Book of Sui" have them.