sidereal year

Example Sentences

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There are two kinds of solar years, with which we may have to do in a luni-solar calendar—the tropical or equinoctial year, and the sidereal year.

From The Astronomy of the Bible An Elementary Commentary on the Astronomical References of Holy Scripture by Maunder, E. Walter (Edward Walter)

The length of time that it takes for the earth to arrive at the same position with respect to the stars, which is called a sidereal year, amounts to 365·2563744 days.

From Astronomical Myths Based on Flammarions's History of the Heavens by Blake, John F.

Thus the Babylonians had fixed the length of a tropical year within twenty-five seconds of the truth; their estimate of the sidereal year was barely two minutes in excess.

From History of the Conflict Between Religion and Science by Draper, John William

The earth’s axis rotates about the pole of the ecliptic, making one revolution and a twenty-six thousandth part of a revolution in the sidereal year, in the opposite direction to its orbital motion.

From History of Astronomy by Forbes, George

Their sidereal year was 4�m too long,7 and they kept the ecliptic stationary among the stars, making no allowance for the shifting of the equinoxes.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 7 "Arundel, Thomas" to "Athens" by Various