What does the ephemeris mean?

(1). Astronomical calendar. "Historical Records and Calendar Theory": "Gai Huangdi researched the ephemeris, established the five elements, and started the news, so he was the official of heaven and earth." Tang Hanyu's inscription on Lu Cheng's tomb in Xiangyang: "Ephemeris of Yin and Yang, Confucianism and Mohism in modern times." "Biography of Liu Shimin in Yuan Dynasty": "The voter of learning ephemeris is Sitian Taishi." (2) stars. "Guanzi Wuxing": "It is connected with Yang, so it is also a matter of heaven, and the latitude, longitude, sun and moon are used by the people; It's all about yin and qi, and the longitude and latitude ephemeris depends on it. "Huai Nan Zi Yuan Dao Xun": "Fu Dao covers the sky and the earth ... the sun and the moon are bright and the ephemeris is good." See "Stars". (3). It refers to age. Song Ceng Gong Xie Yuanfeng Yuan Calendar: "Once away from the DPRK, the ephemeris moved for ten years. "

Word decomposition

Explanation of stars: Astronomically speaking, stars refer to celestial bodies that can emit or reflect light in the universe; Generally speaking, it refers to the celestial bodies that glow in the sky at night: planets. Stars. A planet. Satellite. Dai Yue. Small particles: Mars. A counting point on a weighing instrument, such as a fixed disk star. Emblem on an officer's collar: five-star calendar (vivid) √ Course: Experience. Origin. Experience. Share joys and sorrows. Experience: course. Past dynasties. History. Historically. All, all: calendar. Calendar (? )。 Method of calculating year, month, day and solar terms: calendar. Person in charge: factory.