Outlines of Astronomy |
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Page xix
... fixed stars : while in one instance prismatic observation has afforded , with a certain approach to probability , evidence of the recess of the most con- spicuous among them from our system , and even supplied a measure of its rapidity ...
... fixed stars : while in one instance prismatic observation has afforded , with a certain approach to probability , evidence of the recess of the most con- spicuous among them from our system , and even supplied a measure of its rapidity ...
Page xxiv
... fixed and erratic . Of the constellations . Natural regions in the heavens . The Milky Way . The Zodiac . Of the ecliptic . Celestial latitudes and longitudes . Precession of the equinoxes . Nutation . Aberration . Refraction . Parallax ...
... fixed and erratic . Of the constellations . Natural regions in the heavens . The Milky Way . The Zodiac . Of the ecliptic . Celestial latitudes and longitudes . Precession of the equinoxes . Nutation . Aberration . Refraction . Parallax ...
Page xxiv
... fixed and erratic . Of the constellations . Natural regions in the heavens . The Milky Way . The Zodiac . Of the ecliptic . Celestial latitudes and longitudes . Precession of the equinoxes . Nutation . Aberration . Refraction . Parallax ...
... fixed and erratic . Of the constellations . Natural regions in the heavens . The Milky Way . The Zodiac . Of the ecliptic . Celestial latitudes and longitudes . Precession of the equinoxes . Nutation . Aberration . Refraction . Parallax ...
Page xxvii
... fixed stars . Their classification by magnitudes . Photometric scale of magnitudes . Conventional or vulgar scale . Photometric comparison of stars . Distribution of stars over the heavens . Of the Milky Way or galaxy . Its supposed ...
... fixed stars . Their classification by magnitudes . Photometric scale of magnitudes . Conventional or vulgar scale . Photometric comparison of stars . Distribution of stars over the heavens . Of the Milky Way or galaxy . Its supposed ...
Page 48
... fixed axis . In order to show this , however , it will be necessary to premise a few ob- servations on parallactic ... fix his eye steadily on any ob- ject , but at the same time not entirely withdraw his atten- tion from the general ...
... fixed axis . In order to show this , however , it will be necessary to premise a few ob- servations on parallactic ... fix his eye steadily on any ob- ject , but at the same time not entirely withdraw his atten- tion from the general ...
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Common terms and phrases
amount angle angular appear apsides ascertained astronomical atmosphere attraction axis bright calculation celestial circle coincidence comet curve described diameter difference direction disc distance disturbed body disturbing force diurnal diurnal motion double stars earth ecliptic effect ellipse epoch equal equator equinoctial equinox error exact excentricity fixed globe gravity heavens heliocentric hemisphere horizon inclination inequality instance instrument interval Jupiter latitude latter less light longitude lunar magnitude mass mean measure meridian micrometrical moon moon's nearly nebula node normal force nutation object observed orbit parallax parallel perigee perihelion period perturbations phænomena phænomenon planet planetary pole portion position precession precisely proper motion proportion recede recess refraction remarkable respect result revolution revolving right ascension rotation round satellites Saturn seen sidereal sidereal day situation solar sphere spherical stars station sun's suppose surface syzygies tangential force telescope tion Uranus variation velocity visible whole zenith