Outlines of AstronomyLongman, green and Roberts, 1859 - 714 pages |
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Page x
... situation of the disturbing planet became revealed to us , I have endeavoured , in pursuance of the general plan of this work , rather to exhibit a rational view of the dynamical action , than to convey the slightest idea of the conduct ...
... situation of the disturbing planet became revealed to us , I have endeavoured , in pursuance of the general plan of this work , rather to exhibit a rational view of the dynamical action , than to convey the slightest idea of the conduct ...
Page 12
... situation , or with which to compare their distances . ( 13. ) To the reader who now for the first time takes up a book on astronomy , it will no doubt seem strange to class the earth with the heavenly bodies , and to assume any ...
... situation , or with which to compare their distances . ( 13. ) To the reader who now for the first time takes up a book on astronomy , it will no doubt seem strange to class the earth with the heavenly bodies , and to assume any ...
Page 13
... situation of the spectator among them ; and if this situation be liable to change , unknown to the spectator himself , an appearance of change in the respective situations of the objects will arise , without the reality . If , then ...
... situation of the spectator among them ; and if this situation be liable to change , unknown to the spectator himself , an appearance of change in the respective situations of the objects will arise , without the reality . If , then ...
Page 14
... situation among others , interfere with no natural processes , and produce no sensations of shocks or jerks , might , it is very evident , subsist undetected by us . There is no peculiar sensation which advertises us that we are in ...
... situation among others , interfere with no natural processes , and produce no sensations of shocks or jerks , might , it is very evident , subsist undetected by us . There is no peculiar sensation which advertises us that we are in ...
Page 30
... situation of a heavenly body , from the horizon to the zenith * , ( or point of the sky vertically above the spectator ) , and under all the circumstances in which astronomical observations are usually performed which may influence the ...
... situation of a heavenly body , from the horizon to the zenith * , ( or point of the sky vertically above the spectator ) , and under all the circumstances in which astronomical observations are usually performed which may influence the ...
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Common terms and phrases
amount angle angular appear apsides ascertained astronomical attraction axis bright calculation celestial circle comet curve described diameter difference direction disc distance disturbed body disturbing force diurnal diurnal motion double stars earth ecliptic effect epoch equal equator equinoctial equinox error exact excentricity fixed globe gravity heavens heliocentric hemisphere horizon inclination increase inequality instance instrument interval Jupiter latitude latter less light longitude lunar magnitude mass mean measure meridian moon moon's motion nearly nebula node normal force nutation object observed orbit parallax parallel perigee perihelion period perturbations phænomena planet planetary pole portion position precession precisely proper motions proportion recede recess reckoned refraction remarkable render respect result revolution revolving right ascension ring rotation round satellites Saturn seen sidereal sidereal day situation solar sphere spherical stars station sun's suppose surface syzygies tangential force telescope tion Uranus variation velocity visible whole zenith