Outlines of Astronomy |
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Page 20
... give those who may wish to enter a ground - plan of its accesses , and put them in possession of the pass - word . Admission to its sanctuary , and to the privileges and feelings of a votary , is only to be gained by one means , sound ...
... give those who may wish to enter a ground - plan of its accesses , and put them in possession of the pass - word . Admission to its sanctuary , and to the privileges and feelings of a votary , is only to be gained by one means , sound ...
Page 22
... gives it a reality and associates it with a name , will , in almost every such case , supply in a moment this deficient feature , will convert all his symbols into real pictures , and infuse an animated meaning into what was before a ...
... gives it a reality and associates it with a name , will , in almost every such case , supply in a moment this deficient feature , will convert all his symbols into real pictures , and infuse an animated meaning into what was before a ...
Page 40
... give correct results in the vicinity of the horizon , where the law becomes much more complicated in its expression . 4thly . The average amount of refraction , for an object half - way between the zenith and the horizon , or at an ...
... give correct results in the vicinity of the horizon , where the law becomes much more complicated in its expression . 4thly . The average amount of refraction , for an object half - way between the zenith and the horizon , or at an ...
Page 75
... give the side- real time of setting or rising , which , if we please , may be converted into solar time by the proper rules and tables . ( 129. ) As another example of the use of the same triangle , we may propose to find the local ...
... give the side- real time of setting or rising , which , if we please , may be converted into solar time by the proper rules and tables . ( 129. ) As another example of the use of the same triangle , we may propose to find the local ...
Page 87
... gives the interval between the events observed . This ingenious and simple method of resolving , with all possible precision , a problem of much importance in many physical inquiries , is due MEASUREMENT OF TIME . 87.
... gives the interval between the events observed . This ingenious and simple method of resolving , with all possible precision , a problem of much importance in many physical inquiries , is due MEASUREMENT OF TIME . 87.
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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