ephemeris
noun
ephem·er·is i-ˈfe-mə-rəs 
plural ephemerides ˌe-fə-ˈmer-ə-ˌdēz
: a tabular statement of the assigned places of a celestial body for regular intervals
Example Sentences
Recent Examples on the Web According to astrologer Annie Heese's ephemeris (aka her table of future planetary activity), summer 2018 will see seven planetary retrogrades in total, although the most planets that will be retrograde at one time is six. 
refinery29.com, 26 June 2018 Read on to learn how each sign affects the new moon's pensive energy, and to find out when new moon will arrive in your sign next (dates are in EST, according to NASA and astrologer Annie Heese's ephemerides). refinery29.com, 11 May 2018 To follow Uranus, check out a planetary ephemeris or this nifty daily breakdown. Aliza Kelly Faragher, Allure, 10 May 2018
refinery29.com, 26 June 2018 Read on to learn how each sign affects the new moon's pensive energy, and to find out when new moon will arrive in your sign next (dates are in EST, according to NASA and astrologer Annie Heese's ephemerides). refinery29.com, 11 May 2018 To follow Uranus, check out a planetary ephemeris or this nifty daily breakdown. Aliza Kelly Faragher, Allure, 10 May 2018 Word History
Etymology
Latin, diary, ephemeris, from Greek ephēmeris, from ephēmeros
First Known Use
1508, in the meaning defined above