History of Physical Astronomy: From the Earliest Ages to the Middle of the Nineteenth Century. Comprehending a Detailed Account of the Establishment of the Theory of Gravitation by Newton, with an Exposition of the Progress of Research on All the Other Subjects of Celestial Physics |
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Page 101
... position of the planes at the time of each observation . Now as the orbits of all the planets are continually shifting their positions , in consequence of the mutual attraction of the several bodies , it is impossible to use any of ...
... position of the planes at the time of each observation . Now as the orbits of all the planets are continually shifting their positions , in consequence of the mutual attraction of the several bodies , it is impossible to use any of ...
Page 320
... position of a celestial body is usually ascertained . This object is effected , not by a direct process , which would be generally impracticable , but by determining the relative position of the body with respect to certain fundamental ...
... position of a celestial body is usually ascertained . This object is effected , not by a direct process , which would be generally impracticable , but by determining the relative position of the body with respect to certain fundamental ...
Page 438
... position was adjusted by directing the axis of revolution to the poles of the celestial equator . When it was required to determine the position of a celestial body with this instrument , by means of another body whose position had been ...
... position was adjusted by directing the axis of revolution to the poles of the celestial equator . When it was required to determine the position of a celestial body with this instrument , by means of another body whose position had been ...
Contents
Early notions of Physical Astronomy Newton His first Rescarches on the sub | 15 |
CHAPTER II | 33 |
CHAPTER III | 41 |
Copyright | |
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History of Physical Astronomy: From the Earliest Ages to the Middle of the ... Robert Grant No preview available - 2015 |
Common terms and phrases
Acad angle apparent diameter apparent magnitude appeared ascertained assigned Astronomer Royal astronomers atmosphere axis calculated Cassini catalogue celestial bodies centre comet computed conclusion Connaissance des Temps consequence deduced determined discovered discovery disk disturbing force earth eccentricity effect elements ellipticity epoch equal equator errors exhibited geometer gravitation Halley Hence Hipparchus illustrious inclination inequality instrument investigation Jupiter Kepler labours Lagrange Laplace light limb longitude luminous lunar magnitude mass mean distance mean motion Mém method moon moon's Neptune Newton node object observations Observatory obtained occasion orbit parallax perihelion period perturbations phenomena phenomenon Phil physical planetary position principle proper motion radius vector rays reflecting telescope refraction remarked researches respect revolving right ascension ring rotation Royal Royal Observatory satellite Saturn similar Sir William Herschel solar spots stars Struve sun's supposed surface tangential angle telescope theory tion total eclipse Trans Uranus variation Verrier visible