《晋书·志·第一章》
东平、任城、山阳对应角六度泰山对应角十二度济北陈留对应亢五度
东平、任城、山阳入角六度泰山入角十二度济北陈留入亢五度
Dongping, Rencheng, and Sanyang correspond to the sixth degree of the horns. Mount Tai corresponds to the twelfth degree of the horns. The north of Jibei Chenliu corresponds to the fifth degree of the rise