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单词 nutation
例句 nutation
Mathews, P. M., Herring, T. A. & Buffett, B. A. Modeling of nutation and precession: new nutation series for nonrigid Earth and insights into the Earth’s interior. Tidal tomography constrains Earth’s deep-mantle buoyancy 2017-11-14T05:00:00Z
Even the tides and precession of the equinoxes and Bradley's nutation were accounted for and explained. Astronomy: The Science of the Heavenly Bodies 2012-03-17T02:01:02.630Z
Commonly this nutation is slight or hardly observable. The Elements of Botany For Beginners and For Schools
Before he completed his observations for nutation another great change in his fortunes took place. Astronomical Discovery
This angle of tilt may be assumed to be constant, for I won't bother with the precessions, nutations and other minor movements considered in accurate computations. The Solar Magnet
All such disturbances as precession, aberration, nutation, refraction, and the like, would affect them both equally, and could thus be eliminated. Pioneers of Science
The precession of the equinoxes is slowly progressive, or rather retrogressive; the nutation of the pole oscillatory in a period of about eighteen years. A Popular History of Astronomy During the Nineteenth Century Fourth Edition
This phenomenon, known as "nutation," was discovered by the beautiful telescopic researches of Bradley, in 1747. The Story of the Heavens
Either it may point to a different star, remaining fixed relatively to the earth, as in the nutation which Bradley discovered; or it may actually change its position in the earth. Astronomical Discovery
The position of the equinox as affected by nutation. The Sailor's Word-Book An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc.
Bradley, Professor of Astronomy at Oxford, discovered the aberration of light in 1729, while examining stars for parallax, and the nutation of the earth's axis in 1748. Pioneers of Science
It was to these qualities that he owed his discoveries of the aberration of light and the nutation of the earth's axis. A Popular History of Astronomy During the Nineteenth Century Fourth Edition
The phenomena of precession and nutation depend on movements of the earth itself, and not on movements of the axis of rotation within the earth. The Story of the Heavens
But it was the first kind of change, the nutation, which Bradley suspected; and very early in the series of observations he had already begun to test this hypothesis. Astronomical Discovery
The obliquity of the ecliptic affected with nutation. The Sailor's Word-Book An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc.
Sometimes this path is loopy, and its little nods correspond to nutation. Pioneers of Science
His argument was, that if it were a mere shell filled with liquid, precession and nutation would be much larger than they are observed to be. A Popular History of Astronomy During the Nineteenth Century Fourth Edition
In the present chapter we are concerned with the apparent movements only, and of these there are three, due respectively to precession, to nutation, and to aberration. The Story of the Heavens
Bradley accomplished them all in addition to his great discoveries of aberration and nutation. Astronomical Discovery
This is the position for any day which it seems to occupy in the heavens, as affected with aberration and nutation. The Sailor's Word-Book An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc.
These discoveries of aberration and nutation, says Delambre, the great French historian of science, secure to their author a distinguished place after Hipparchus and Kepler among the astronomers of all ages and all countries. Pioneers of Science
Bailly, Herschel, and others, from the nutation of the earth’s axis, only found 1 ⁄ 80, and the Baron Lindenau deduced the mass from the same phenomenon 1 ⁄ 88. Outlines of a Mechanical Theory of Storms Containing the True Law of Lunar Influence
That of 1781 contains De la Caillie's catalogue of fixed stars reduced to the commencement of that year, and a table of the aberrations and nutations of the principal stars. Memoir, Correspondence, And Miscellanies, From The Papers Of Thomas Jefferson, Volume 1
At the end of the whole series of nineteen years his conclusions were abundantly verified, and his second great discovery of nutation was established. Astronomical Discovery
The position of the equinox independent of the effects of nutation. The Sailor's Word-Book An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc.
During this period, Bradley, more fortunate on the other side of the Channel, immortalized himself by the discovery of aberration and nutation. Biographies of Distinguished Scientific Men
In another place we shall inquire into the cause of the discrepancy as given by the nutation of the earth. Outlines of a Mechanical Theory of Storms Containing the True Law of Lunar Influence
Why did he not continue in the same spot, except for the slow change caused by the nutation or nodding of Venus? A Trip to Venus
The oscillation of the earth's axis may arise in two distinct ways; distinguished as ``nutation of the axis'' and ``variation of latitude.'' The Project Gutenberg Encyclopedia Volume 1 of 28
The obliquity of the ecliptic, unaffected with nutation. The Sailor's Word-Book An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc.
And one of them is, that the precession of the dinner-plates, and the nutation of the glasses, do not promote the music of the spheres. Punchinello, Volume 1, No. 07, May 14, 1870
We have before adverted to the discrepancies in the earth’s compression, as determined by the pendulum, and also to the uncertainty of the moon’s mass, as deduced from the nutation of the earth’s axis. Outlines of a Mechanical Theory of Storms Containing the True Law of Lunar Influence
This led him to the discovery of the “aberration” of light and of nutation. History of Astronomy
The sun-flower follows the course of the sun by nutation, not by twisting its stem. The Botanic Garden. Part II. Containing the Loves of the Plants. a Poem. With Philosophical Notes.
Its position at a given time, independent of aberration and nutation. The Sailor's Word-Book An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc.
He compares the movement with the nutation of the higher plants.** The Power of Movement in Plants
The mass of the moon comes out much greater by our theory than nutation gives. Outlines of a Mechanical Theory of Storms Containing the True Law of Lunar Influence
These movements consist of revolving nutation, the bending to and from the light, and in opposition to gravity, those caused by a touch, and spiral contraction. The Movements and Habits of Climbing Plants
The way in which he was led to the detection of the nutation is strikingly illustrative of the extreme care with which Bradley conducted his observations. Great Astronomers
It is on these points—the nature of revolving nutation and the mechanism of twining—that modern physiologists differ from Darwin. Darwin and Modern Science
This peculiar manner of growth is called by Wiesner "undulatory nutation." The Power of Movement in Plants
If, then, a part of the mass be latent, nutation will give too small a value. Outlines of a Mechanical Theory of Storms Containing the True Law of Lunar Influence
The movement is, in fact, a continuous self-bowing of the whole shoot, successively directed to all points of the compass; and has been well designated by Sachs as a revolving nutation. The Movements and Habits of Climbing Plants
He resolved to measure anew with his own eye and with his own hand the constants of aberration and of nutation. Great Astronomers
To the protuberant mass is due the precession of the equinoxes, which requires twenty-five thousand eight hundred and sixty-eight years for its completion, and also the nutation of the earth's axis, discovered by Bradley. History of the Conflict Between Religion and Science
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