Outlines of AstronomyLongman, Brown, Green, Longmans, 1851 - 661 pages |
From inside the book
Results 1-5 of 96
Page 18
... corresponding to each , a glance at whic explain our meaning ; or , limiting ourselves to the larg more distinct , MNOPQ , let the reader imagine 7 MQ7 to be the two legs of a ruler jointed at M , an extended by the globe N m Q between ...
... corresponding to each , a glance at whic explain our meaning ; or , limiting ourselves to the larg more distinct , MNOPQ , let the reader imagine 7 MQ7 to be the two legs of a ruler jointed at M , an extended by the globe N m Q between ...
Page 18
... corresponding to each , a glance at which will explain our meaning ; or , limiting ourselves to the larger and more distinct , MNOPQ , let the reader imagine n N M , MQ7 to be the two legs of a ruler jointed at M , and kept extended by ...
... corresponding to each , a glance at which will explain our meaning ; or , limiting ourselves to the larger and more distinct , MNOPQ , let the reader imagine n N M , MQ7 to be the two legs of a ruler jointed at M , and kept extended by ...
Page 29
... corresponding degree of uncertainty into the determination of the amount of refraction , which affects , to a certain appretiable extent , our knowledge of several of the most important data of astronomy . The uncertainty thus induced ...
... corresponding degree of uncertainty into the determination of the amount of refraction , which affects , to a certain appretiable extent , our knowledge of several of the most important data of astronomy . The uncertainty thus induced ...
Page 33
... corresponding to it , a certain amount of refraction ; less , indeed , than what would be produced by the whole atmosphere , but still often of very appretiable , and even considerable , amount . This refraction D between terrestrial ...
... corresponding to it , a certain amount of refraction ; less , indeed , than what would be produced by the whole atmosphere , but still often of very appretiable , and even considerable , amount . This refraction D between terrestrial ...
Page 39
... of the sphere , whose poles or extremities , where it meets the surface , correspond • Пepíodos , a going round , a circulation or revolution . always to the same points on the sphere . Modes D 4 DIURNAL ROTATION OF THE EARTH . 39.
... of the sphere , whose poles or extremities , where it meets the surface , correspond • Пepíodos , a going round , a circulation or revolution . always to the same points on the sphere . Modes D 4 DIURNAL ROTATION OF THE EARTH . 39.
Other editions - View all
Common terms and phrases
angle angular appear apsides ascertained astronomical 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 Edition effect elements ellipse epoch equal equator equinoctial equinox error exact excentricity fixed globe heavens heliocentric horizon inclination 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 planet planetary pole portion position Post 8vo precession proper motions proportion recede recess reckoned refraction respect result revolution right ascension rotation round satellites Saturn seen sidereal sidereal day sidereal period situation solar sphere spherical stars station sun's suppose surface syzygies tangential force telescope tion Uranus variation velocity visible vols whole Woodcuts zenith
Popular passages
Page 674 - A Dictionary of Science, Literature, and Art : Comprising the History, Description, and Scientific Principles of every Branch of Human Knowledge ; with the Derivation and Definition of all the Terms in General Use. Edited by WT BRANDE, FRSL and E.