Outlines of astronomy |
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Page viii
... nodes and inclinations , indeed , nothing equally luminous can ever be substituted for his explanation . But as respects the other disturbances , the point of view chosen by Newton has been abandoned for another , which it is somewhat ...
... nodes and inclinations , indeed , nothing equally luminous can ever be substituted for his explanation . But as respects the other disturbances , the point of view chosen by Newton has been abandoned for another , which it is somewhat ...
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 ...
Page 250
... node ( denoted 8 ) of the sun's equator lies in 80 ° 21 ' longitude - a spot on the equator passing that node being then in the act of ascending from the southern to the northern side of the plane of the ecliptic - such being the ...
... node ( denoted 8 ) of the sun's equator lies in 80 ° 21 ' longitude - a spot on the equator passing that node being then in the act of ascending from the southern to the northern side of the plane of the ecliptic - such being 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 Edition effect epoch equal equator equinoctial equinox error exact excentricity fixed globe gravity heavens heliocentric hemisphere horizon inclination inequality instance instrument interval Julian period 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 proper motions proportion recede reckoned 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 vols whole zenith