 | James Bradley - 1747 - 52 ページ
...it more than 2". The Obfervations of the foregoing Stars are the moft proper, to prove the Change or the Inclination of the Earth's Axis to the Plane of the Ecliptic i thofe, which follow, will fhew in what manner the Stars, that lie near the Equinoctial Colure, are... | |
 | Ralph Griffiths, George Edward Griffiths - 1771 - 622 ページ
...Granting, for argument's fake, that there is, and has been, a regular and fucceffive diminution of the inclination of the earth's axis to the plane of the ecliptic, and making the mof t liberal allowances with regard to its quantity, thefe conceffions will not, according... | |
 | Several Hands - 1771 - 614 ページ
...Granting, for argument's fake, that there is, and has been, a regular and fuccefiive diminution of the inclination of the earth's axis to the plane of the ecliptic, and making the moft liberal allowances with regard to its quantity, thefe conceffions will not, according... | |
 | James Anderson - 1792 - 396 ページ
...of night in tropical regions. Our philosophical pupils will also recollect, that in consequence of the inclination of the earth's axis to' the plane of the ecliptic, conjoined with its annual and diurnal rotations, it so happens that the length of the day must be invariably... | |
 | 1794 - 408 ページ
...d'fivicnt fealons of the year, with all the delightful varieties thereof, are found to be owing to the inclination of the Earth's axis to the plane of the Ecliptic, in which 6 E 8 8 2 8 3 8 3 3 57 3 57 the Sun always appears to move; bung 66 degrees 31 minutes and... | |
 | Royal Society (Great Britain) - 1809 - 738 ページ
...76.4. 77.6 78.6 The observations of the foregoing stars are the most proper, to prove the change of the inclination of the earth's axis to the plane of the ecliptic; those which follow will show in what manner the stars, that lie near the equinoctial colure are affected,... | |
 | George Adams - 1812 - 552 ページ
...a part of the revolving globe. The changes in the position of the terminator are occasioned—1. By the inclination of the earth's axis to the plane of the ecliptic, or orbit in which it r 2 84 OF THE SEASONS OF THE YEAR. moves. — 2. Because, through the whole of its annual course, the... | |
 | George Adams - 1812 - 586 ページ
...THE LUNARIUM. Plate \%,jig. 2. Having thus illustrated the phenomena, which arise particularly from the inclination of the earth's axis to the plane of the ecliptic, from its rotation round its axis, and revolution round the sun ; I now proceed to explain, by this... | |
 | Encyclopaedia Perthensis - 1816 - 716 ページ
...C ; and .it is tqual to the rn,ean when the node is in the colure of the folftices. Thia charge of the inclination of the earth's axis to the plane of the ecliptic was called the NUTATION of the axis by Sir ISAAC NEWTON ; who ftipwed, that a change of nearly .a fecond,... | |
 | William Nicholson - 1819 - 426 ページ
...equinox, and it is equal to the mean, when the node is in the coJure of the solstices. This change of the inclination of the earth's axis to the plane of the ecliptic was culled the nutation of the axis by Sir Isaac Newton. Dr. Bradley discovered a general and periodical'... | |
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... the inclination of the earth's axis to the plane of the ecliptic, and more remotely upon the variations in that inclination known as precession and nutation. 
