Outlines of AstronomyLongman, Brown, Green, Longmans, 1851 - 661 стор. |
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Сторінка 320
... body to become , from any cause , ever so little excentric to the ring , the ... disturbance , and establish an average bearing on its center . But even ... disturbance , a suf- ficient guarantee of its preservation . However homely be ...
... body to become , from any cause , ever so little excentric to the ring , the ... disturbance , and establish an average bearing on its center . But even ... disturbance , a suf- ficient guarantee of its preservation . However homely be ...
Сторінка 381
... body which produces per- turbation , but the difference of its attractions ... disturbing forces are proportionally minute . In the case of the secondaries , the ... disturbed by the sun , is calculated by Newton to amount to no higher a ...
... body which produces per- turbation , but the difference of its attractions ... disturbing forces are proportionally minute . In the case of the secondaries , the ... disturbed by the sun , is calculated by Newton to amount to no higher a ...
Сторінка 382
... body , a disturbing , and a disturbed ; the two latter of which may exchange denominations , according as the ... disturbed body with respect to the sun . If the attraction of the disturbing body M , on the central body S , and the ...
... body , a disturbing , and a disturbed ; the two latter of which may exchange denominations , according as the ... disturbed body with respect to the sun . If the attraction of the disturbing body M , on the central body S , and the ...
Сторінка 383
... bodies , great and small . But this is not the case of nature . What- ever is ... disturbed by the sun , the center of their primary is taken as their point ... body , we speak of an exterior and an interior planet , we include the cases ...
... bodies , great and small . But this is not the case of nature . What- ever is ... disturbed by the sun , the center of their primary is taken as their point ... body , we speak of an exterior and an interior planet , we include the cases ...
Сторінка 384
... altered by impressing on all of them a common motion or motions , or a common ... disturbed by the other two forces . Thus we see that in this view of the ... body , their planes inter- secting in the line of nodes S A B , and having ...
... altered by impressing on all of them a common motion or motions , or a common ... disturbed by the other two forces . Thus we see that in this view of the ... body , their planes inter- secting in the line of nodes S A B , and having ...
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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.