Outlines of AstronomyLongman, Brown, Green, Longmans, 1851 - 661 pages |
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Page vi
... inclinations , indeed , nothing equally luminous can ever be substituted for his explanation . But as respects the other disturbances , the point of view chosen by Newton has been abandoned for another , which it is somewhat difficult ...
... inclinations , indeed , nothing equally luminous can ever be substituted for his explanation . But as respects the other disturbances , the point of view chosen by Newton has been abandoned for another , which it is somewhat difficult ...
Page xii
... inclination . Motion of its nodes and apsides . Of occultations and solar eclipses generally . Limits within which they are possible . They prove the Moon to be an opaque solid . Its light derived from the Sun. Its phases . Synodic ...
... inclination . Motion of its nodes and apsides . Of occultations and solar eclipses generally . Limits within which they are possible . They prove the Moon to be an opaque solid . Its light derived from the Sun. Its phases . Synodic ...
Page xiv
... inclination . Conditions of its increase and diminu- 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 ...
... inclination . Conditions of its increase and diminu- 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 ...
Page 104
... inclination to the horizon ; because , were it ever so little moved one way or other , the bubble would shift its place , and run towards the elevated side . Suppose , now , that we would ascertain whether any given line P Q be ...
... inclination to the horizon ; because , were it ever so little moved one way or other , the bubble would shift its place , and run towards the elevated side . Suppose , now , that we would ascertain whether any given line P Q be ...
Page 105
... inclination ( no matter what ) to the horizon . In this position let the circle be read off at F , and then let the whole apparatus be reversed by turning its horizontal axis end for end , without unclamping the level arm from the axis ...
... inclination ( no matter what ) to the horizon . In this position let the circle be read off at F , and then let the whole apparatus be reversed by turning its horizontal axis end for end , without unclamping the level arm from the axis ...
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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.