Outlines of AstronomyLongman, green and Roberts, 1859 - 714 pages |
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Page viii
... a technical exposition of this subject , however , the course pursued by Newton in the section of the " Principia " alluded to , has by no means been servilely followed . As regards the perturbations of the nodes and viii PREFACE TO.
... a technical exposition of this subject , however , the course pursued by Newton in the section of the " Principia " alluded to , has by no means been servilely followed . As regards the perturbations of the nodes and viii PREFACE TO.
Page ix
Sir John F. W. Herschel. followed . As regards the perturbations of the nodes and inclinations , indeed , nothing equally luminous can ever be substituted for his explanation . But as respects the other disturbances , the point of view ...
Sir John F. W. Herschel. followed . As regards the perturbations of the nodes and inclinations , indeed , nothing equally luminous can ever be substituted for his explanation . But as respects the other disturbances , the point of view ...
Page xx
... 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 revolution or lunar month ...
... 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 revolution or lunar month ...
Page xxii
... nodes . Conditions of their advance and recess . Cases of an exterior planet disturbed by an interior . The reverse case . In every case the node of the dis- turbed orbit recedes on the plane of the disturbing on an average . Combined ...
... nodes . Conditions of their advance and recess . Cases of an exterior planet disturbed by an interior . The reverse case . In every case the node of the dis- turbed orbit recedes on the plane of the disturbing on an average . Combined ...
Page 249
... nodes . For simplicity , we will suppose the earth situated as it is on the 10th of March , in a line at right angles to that of the nodes , i . e . in the heliocentric longitude 170 ° 21 ′ , and to remain there stationary during the ...
... nodes . For simplicity , we will suppose the earth situated as it is on the 10th of March , in a line at right angles to that of the nodes , i . e . in the heliocentric longitude 170 ° 21 ′ , and to remain there stationary during the ...
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Common terms and phrases
amount angle angular appear apsides ascertained astronomical attraction axis bright calculation celestial circle comet curve described diameter difference direction disc distance disturbed body disturbing force diurnal diurnal motion double stars earth ecliptic effect epoch equal equator equinoctial equinox error exact excentricity fixed globe gravity heavens heliocentric hemisphere 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 perturbations phænomena planet planetary pole portion position precession precisely proper motions proportion recede recess reckoned refraction remarkable render respect result revolution revolving right ascension ring 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