Outlines of AstronomyLongman, Brown, Green, Longmans, 1851 - 661 sider |
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Side x
... given . The remarkable discovery of an additional ring of Saturn , and the curious researches of M. Peters on the proper motion of Sirius , with several minor features , are noticed . Where such additions are intro- duced in the text ...
... given . The remarkable discovery of an additional ring of Saturn , and the curious researches of M. Peters on the proper motion of Sirius , with several minor features , are noticed . Where such additions are intro- duced in the text ...
Side xvi
... given Dates . Equinoctial time . APPENDIX . I. Lists of Northern and Southern Stars , with their approximate Magnitudes , on the Vulgar and Photometric Scales II . Synoptic Table of the Elements of the Planetary System III . Synoptic ...
... given Dates . Equinoctial time . APPENDIX . I. Lists of Northern and Southern Stars , with their approximate Magnitudes , on the Vulgar and Photometric Scales II . Synoptic Table of the Elements of the Planetary System III . Synoptic ...
Side 6
... given body of knowledge to the mind in as great a variety of dif ferent lights as possible . It is a property of illustrations of this kind to strike no two minds in the same manner , or with the same force ; because no two minds are ...
... given body of knowledge to the mind in as great a variety of dif ferent lights as possible . It is a property of illustrations of this kind to strike no two minds in the same manner , or with the same force ; because no two minds are ...
Side 23
... given horizontal surface , confirms this impression , and affords a direct measure of the rate of diminution of the quantity of air which a given space includes as we recede from the surface . From its indications we learn , that when ...
... given horizontal surface , confirms this impression , and affords a direct measure of the rate of diminution of the quantity of air which a given space includes as we recede from the surface . From its indications we learn , that when ...
Side 33
... given , in arts . 39 and 40 , of the nature of atmospheric refraction , and the mode in which it is produced in the progress of a ray of light through successive strata , or layers , of the atmosphere , it will be evident , that ...
... given , in arts . 39 and 40 , of the nature of atmospheric refraction , and the mode in which it is produced in the progress of a ray of light through successive strata , or layers , of the atmosphere , it will be evident , that ...
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Outlines of Astronomy John Frederick William Herschel,Sir John Frederick William Herschel Uten tilgangsbegrensning - 1851 |
Vanlige uttrykk og setninger
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
Populære avsnitt
Side 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.