Outlines of AstronomyLongman, Brown, Green, Longmans, 1851 - 661 стор. |
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Сторінка v
... present state of our knowledge in those departments . The chief novelty in the volume , as it now stands , will be found in the manner in which the subject of Perturbations is treated . It is not - it cannot be made elementary , in the ...
... present state of our knowledge in those departments . The chief novelty in the volume , as it now stands , will be found in the manner in which the subject of Perturbations is treated . It is not - it cannot be made elementary , in the ...
Сторінка xiv
... present attached to cometary astronomy , and its reasons . Remarks on cometary orbits in general PART II . OF THE PLANETARY PERTURBATIONS . · - Page 340 CHAPTER XII . Subject propounded . Problem of three bodies . Superposition of small ...
... present attached to cometary astronomy , and its reasons . Remarks on cometary orbits in general PART II . OF THE PLANETARY PERTURBATIONS . · - Page 340 CHAPTER XII . Subject propounded . Problem of three bodies . Superposition of small ...
Сторінка 5
... present work ( though of such , at least in the latter predicament , —I trust the number will be few ) , that its utmost pretension is to place them on the threshold of this particular wing of the temple of Science , or rather on an ...
... present work ( though of such , at least in the latter predicament , —I trust the number will be few ) , that its utmost pretension is to place them on the threshold of this particular wing of the temple of Science , or rather on an ...
Сторінка 6
... present work , may yet find their account in its perusal , for this reason , that it is always of advantage to present any given body of knowledge to the mind in as great a variety of dif ferent lights as possible . It is a property of ...
... present work , may yet find their account in its perusal , for this reason , that it is always of advantage to present any given body of knowledge to the mind in as great a variety of dif ferent lights as possible . It is a property of ...
Сторінка 7
... present instance , the illustrations chosen have not been studiously selected from books , but are such as have presented themselves freely to the author's mind as being most in harmony with his own views ; by which , of course , he ...
... present instance , the illustrations chosen have not been studiously selected from books , but are such as have presented themselves freely to the author's mind as being most in harmony with his own views ; by which , of course , he ...
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Outlines of Astronomy John Frederick William Herschel,Sir John Frederick William Herschel Повний перегляд - 1851 |
Загальні терміни та фрази
angle angular appear apsides ascertained astronomical axis bright calculation celestial centre circle comet curve described diameter difference direction disc distance disturbed body disturbing force diurnal diurnal motion double stars earth ecliptic Edition effect elements ellipse epoch equal equator equinoctial equinox error exact excentricity fixed globe heavens heliocentric horizon inclination 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 planet planetary pole portion position Post 8vo precession proper motions proportion recede recess reckoned refraction respect result revolution right ascension rotation round satellites Saturn seen sidereal sidereal day sidereal period situation solar sphere spherical stars station sun's suppose surface syzygies tangential force telescope tion Uranus variation velocity visible vols whole Woodcuts zenith
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Сторінка 674 - A Dictionary of Science, Literature, and Art : Comprising the History, Description, and Scientific Principles of every Branch of Human Knowledge ; with the Derivation and Definition of all the Terms in General Use. Edited by WT BRANDE, FRSL and E.