Saturn and Its System: Containing Discussions of the Motions (real and Apparent) and Telescopic Appearance of the Planet Saturn, Its Satellites, and Rings; the Nature of the Rings; the Great Inequality of Saturn and Jupiter; and the Habitability of Saturn. To which are Appended Notes on Chaldæan Astronomy, Laplace's Nebular Theory, and the Habitability of the Moon; a Series of Tables with Explanatory Notes; and Explanations of Astronomical TermsLongman, Green, Longman, Roberts, & Green, 1865 - 252 страници |
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Страница viii
... the northern or of the southern constella- tions are seen at a glance . A slight addition to the outer maps brings the whole length of the equator into each sextuple map . The orbit of Nysa in fig . 3 , Plate viii PREFACE .
... the northern or of the southern constella- tions are seen at a glance . A slight addition to the outer maps brings the whole length of the equator into each sextuple map . The orbit of Nysa in fig . 3 , Plate viii PREFACE .
Страница xxii
... length have become too well acquainted with the general configuration of the zoadical constellations not to notice the presence of a strange star in such a position . Once observed , 10 ° 35 135 IX 10 ° 130 125 120 2 SATURN AND ITS SYSTEM .
... length have become too well acquainted with the general configuration of the zoadical constellations not to notice the presence of a strange star in such a position . Once observed , 10 ° 35 135 IX 10 ° 130 125 120 2 SATURN AND ITS SYSTEM .
Страница 2
... length , methods belonging to a false system ; there are also good reasons for supposing that the true system was actually known to ancient astronomers . * For the sake of simplicity , the paths of Saturn and the earth are supposed to ...
... length , methods belonging to a false system ; there are also good reasons for supposing that the true system was actually known to ancient astronomers . * For the sake of simplicity , the paths of Saturn and the earth are supposed to ...
Страница 5
... length the earth reaches a position , as at E ' ' , such that the effect of the direction of its motion exactly counter- balances its superior velocity , and the planet appears to be stationary . If E'E " and p'p " " are small arcs ...
... length the earth reaches a position , as at E ' ' , such that the effect of the direction of its motion exactly counter- balances its superior velocity , and the planet appears to be stationary . If E'E " and p'p " " are small arcs ...
Страница 10
... length , viz . 11ths of EE ' . It will be found that for this purpose SP should be about 9 times as great as s E. We may confirm the correctness of this result by applying a second method to determine Saturn's distance . Observation ...
... length , viz . 11ths of EE ' . It will be found that for this purpose SP should be about 9 times as great as s E. We may confirm the correctness of this result by applying a second method to determine Saturn's distance . Observation ...
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Често срещани думи и фрази
angle aphelion appear ascending node astronomers atmosphere attractions body breadth celestial sphere Chaldæans circle conjunction considered corresponding Crown 8vo dark ring density determined diameter diminish disturbing division eccentricity ecliptic Edition effects ellipse equal equatorial equinox figure heliocentric hemisphere Herschel horizon inclined increase inner edge inner satellites interval Jupiter Jupiter's latitude less line of nodes line of sight longitude lunar major axis mean distance meridian miles moon moon's move nearly northern observer on earth opposition outer edge outer ring outline parallel path perihelion period phenomena plane of Saturn's planetary Plate pole position present quadrature R. A. Proctor represent respectively retrograde motion ring's plane rotation satellites Saturn Saturn's disc Saturn's globe Saturn's orbit Saturn's ring Saturnian seen shadow sidereal sidereal period solar southern spheroid stars sun's centre supposed synodical revolution Table telescope tion variations velocity vernal equinox vis viva vols Woodcuts