Outlines of AstronomyLongman, Brown, Green, Longmans, 1851 - 661 pages |
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Page xiv
... tion . Average effect in a whole revolution . Compensation in a com- plete revolution of the nodes . Lagrange's theorem of the stability of the inclinations of the planetary orbits . Change of obliquity of the ecliptic . Precession of ...
... tion . Average effect in a whole revolution . Compensation in a com- plete revolution of the nodes . Lagrange's theorem of the stability of the inclinations of the planetary orbits . Change of obliquity of the ecliptic . Precession of ...
Page xv
... . Proper motion of the stars . Partly accounted for by a real motion of the Sun. Situa- tion of the solar apex . Agreement of southern and northern stars in giving the same result . Principles on which the CONTENTS . XV.
... . Proper motion of the stars . Partly accounted for by a real motion of the Sun. Situa- tion of the solar apex . Agreement of southern and northern stars in giving the same result . Principles on which the CONTENTS . XV.
Page 3
... tion which will not only save the trouble of piling argument on argument to convince the sceptical , but will greatly facilitate his actual progress ; inasmuch as he will find it at once easier and more satisfactory to pursue from the ...
... tion which will not only save the trouble of piling argument on argument to convince the sceptical , but will greatly facilitate his actual progress ; inasmuch as he will find it at once easier and more satisfactory to pursue from the ...
Page 6
... tion , and constructing at each step a little body of science to meet its exigencies . The difference is that of pioneering a road through an untraversed country and advancing at ease along a broad and beaten highway ; that is to say ...
... tion , and constructing at each step a little body of science to meet its exigencies . The difference is that of pioneering a road through an untraversed country and advancing at ease along a broad and beaten highway ; that is to say ...
Page 8
... tion that central thread of common sense on which the pearls of analytical research are invariably strung ; but which , by the attention the latter claim for themselves , is often con- cealed from the eye of the gazer , and not always ...
... tion that central thread of common sense on which the pearls of analytical research are invariably strung ; but which , by the attention the latter claim for themselves , is often con- cealed from the eye of the gazer , and not always ...
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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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Page 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.