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Sidereal year - Wikipedia, the free encyclopedia
A sidereal year is the time taken by the Earth to orbit the Sun once with respect to the fixed stars. Hence it is also the time taken for the Sun to return to the same position with respect to the f...
en.wikipedia.org/wiki/Sidereal_year |
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Year - Wikipedia, the free encyclopedia
A year (from Old English ȝēr ; symbol a or sometimes y ) is the amount of time it takes the Earth to make one revolution around the Sun. By extension, this can be applied to any planet: for ex...
en.wikipedia.org/wiki/Year |
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Sidereal - Wikipedia, the free encyclopedia
The adjective sidereal can refer to various things, including: • Measurements of time: • Sidereal time • Sidereal day • Sidereal month • Sidereal year • Sidereal period of an object orbiting a star ...
en.wikipedia.org/wiki/Sidereal |
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A sidereal year is approximately 365.256363 days (in 1994-2000), slightly longer than the solar year (365.2425 days). See also: Anomalistic Year, Eclipse Year, Tropical Year, Year ... A sidereal year is approximately 365.256363 days (in 1994-2000), slightly longer than the solar year (365.2425 days).
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Britannica online encyclopedia article on sidereal year (astronomy), ...north). ... Because of the precession of the equinoxes (an effect of a slow wobble in the Earth’s rotation), the solar year is shorter than the sidereal year (365 days 6 hours 9 minutes 10 seconds), which is the time taken by the Sun to return to the...
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Definition of sidereal year from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games. ... Main Entry: sidereal year...
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Sidereal and Tropical Year ; (Several of the links on this page go off the Science Rocks! web site. Use your browser "back" button to return here) ... You have probably learned that "a year is the time it takes the earth to go around the Sun once". To make a distiction in time keeping it is important choose a frame of...
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