ephemeris

Example Sentences

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This is the offset to apply to Chariklo’s ephemeris to fit the observations.

From Nature • Apr. 4, 2014

To recognize it, it is necessary to have an astronomical ephemeris showing its right ascension and declination, and star maps showing where the parallels of right ascension and declination lie among the stars.

From Side-Lights on Astronomy and Kindred Fields of Popular Science by Newcomb, Simon

In one direction, however, our ephemeris will hereafter be far ahead of all others.

From Side-Lights on Astronomy and Kindred Fields of Popular Science by Newcomb, Simon

Gauss published an approximate ephemeris of probable positions when the planet should emerge from the sun’s light.

From History of Astronomy by Forbes, George

As a consequence of the several difficulties and drawbacks, when the computation of our ephemeris was started, in the year 1849, there were no tables which could be regarded as really satisfactory in use.

From Side-Lights on Astronomy and Kindred Fields of Popular Science by Newcomb, Simon