Is It Ephemeris or Ephemerides?
Ephemeris, Plural Ephemerides, Table Giving the Positions of One or More Celestial Bodies, Often Published with Supplementary Information. Ephemerides Were...
Ephemeris, plural Ephemerides, table giving the positions of one or more celestial bodies, often published with supplementary information. Ephemerides were constructed as early as the 4th century bc and are still essential today to the astronomer and navigator.
What is the plural of ephemeris?
noun. ephem·er·is | \ i-ˈfe-mə-rəs \ plural ephemerides\ ˌe-fə-ˈmer-ə-ˌdēz \
What does the word ephemerides mean?
In astronomy and celestial navigation, an ephemeris (plural: ephemerides) gives the trajectory of naturally occurring astronomical objects as well as artificial satellites in the sky, i.e., the position (and possibly velocity) over time.
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