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“ephemeris”
1. A chart providing the future positions of celestial bodies: An ephemer is a table listing the future positions of the Sun, Moon, and planets over a given period of time.
2. An annual publication containing astronomical tables: In an ephemer there are lists of the positions of the celestial bodies that occur throughout the year.
2. An annual publication containing astronomical tables: In an ephemer there are lists of the positions of the celestial bodies that occur throughout the year.
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Astronomy and related astronomical terms
(page 10)
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“ephemeris”
The official system of mean solar time: An ephemeris time was a method used to calculate data for tables of changing astronomical phenomena (ephemerides).
This entry is located in the following unit:
Astronomy and related astronomical terms
(page 10)