Outlines of Astronomy |
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Page v
... elements of four new planets ( Parthenope , Egeria , Victoria , and Irene ) have been added , and improved elements of Iris , Metis , Hebe , and Hygeia , substituted for the provisional elements before given . The remarkable discovery ...
... elements of four new planets ( Parthenope , Egeria , Victoria , and Irene ) have been added , and improved elements of Iris , Metis , Hebe , and Hygeia , substituted for the provisional elements before given . The remarkable discovery ...
Page xiii
... elements of a planet's orbit . Its heliocentric and geocentric place . Empirical law of planetary distances ; violated in the case of Nep- tune . The ultra - zodiacal planets . Physical peculiarities observable in each of the planets ...
... elements of a planet's orbit . Its heliocentric and geocentric place . Empirical law of planetary distances ; violated in the case of Nep- tune . The ultra - zodiacal planets . Physical peculiarities observable in each of the planets ...
Page xiv
... elements in general . Distinction between periodic and secular variations . Geometrical expression of tangential and normal forces . Varia- tion of the Major Axis produced only by the tangential force . Lagrange's theorem of the ...
... elements in general . Distinction between periodic and secular variations . Geometrical expression of tangential and normal forces . Varia- tion of the Major Axis produced only by the tangential force . Lagrange's theorem of the ...
Page xv
... elements of both planets . Long inequality of the Earth and Venus . Variation of the epoch . Inequalities incident on the epoch affecting the mean motion . Interpretation of the constant part of these inequalities . Annual equation of ...
... elements of both planets . Long inequality of the Earth and Venus . Variation of the epoch . Inequalities incident on the epoch affecting the mean motion . Interpretation of the constant part of these inequalities . Annual equation of ...
Page xvi
... Elements of the Planetary System 543 III . Synoptic Table of the Elements of the Orbits of the Satellites , so far as they are known 545 IV . Elements of Periodical Comets at their last appearance .. 548 INDEX 549 OUTLINES OF ASTRONOMY ...
... Elements of the Planetary System 543 III . Synoptic Table of the Elements of the Orbits of the Satellites , so far as they are known 545 IV . Elements of Periodical Comets at their last appearance .. 548 INDEX 549 OUTLINES OF ASTRONOMY ...
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Common terms and phrases
altitude amount angle angular appear apsides ascertained astronomers 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 effect ellipse epoch equal equator equinoctial equinox error exact excentricity fixed globe gravity greater heavens heliocentric horizon inclination increase 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 perpendicular perturbations planet planetary pole portion position precession proper motions proportion recede recess reckoned refraction remarkable respect result revolution right ascension rotation round satellites Saturn seen sidereal sidereal day sidereal period situation solar sphere spherical stars station sun's suppose syzygies tangential force telescope tion Uranus variation velocity visible whole zenith