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Chandler wobble

   Also found in: Wikipedia 0.01 sec.
Chandler wobble [′chand·lər ‚wäb·əl]
(geophysics)
A movement in the earth's axis of rotation, the period of motion being about 14 months. Also known as Eulerian nutation.
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By itself, the Chandler wobble 0would cause the pole to move back and forth about 20 feet every 14 months.
Solving one mystery of polar wander by Science News
The term Chandler wobble refers to Earth's motion around its axis of rotation.
Wherefore the world's wobble? by Science News
The effect was anticipated in 1862 by Lord Kelvin, and has since been observed to at least partially cause the earth's annual wobble and the 14-month Chandler wobble.
As the world wobbles ... by Vaughan, Christopher / Science News
 
 
 
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