AstronomyLongman, Rees, Orme, Brown, Green, & Longman, 1834 - 422 pages |
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Page v
... Sidereal and Solar Time . Of the Measurement of Time . - Clocks , Chronometers , the Transit Instrument . Of the Measurement of Angular Intervals . — . - Application of the Telescope to Instruments de- stined to that Purpose . Of the ...
... Sidereal and Solar Time . Of the Measurement of Time . - Clocks , Chronometers , the Transit Instrument . Of the Measurement of Angular Intervals . — . - Application of the Telescope to Instruments de- stined to that Purpose . Of the ...
Page vi
... Sidereal Period . Its apparent Diameter . - Its Paral- lax , Distance , and real Diameter . - First Approximation to its Orbit . — An Ellipse about the Earth in the Focus . Its Excentricity and Inclina- tion . Motion of the Nodes of its ...
... Sidereal Period . Its apparent Diameter . - Its Paral- lax , Distance , and real Diameter . - First Approximation to its Orbit . — An Ellipse about the Earth in the Focus . Its Excentricity and Inclina- tion . Motion of the Nodes of its ...
Page vii
... SIDEREAL ASTRONOMY , - - Of the Stars generally . Their Distribution into Classes according to their apparent Magnitudes . Their apparent Distribution over the Heavens.- Of the Milky Way . - Annual Parallax . - Real Distances , probable ...
... SIDEREAL ASTRONOMY , - - Of the Stars generally . Their Distribution into Classes according to their apparent Magnitudes . Their apparent Distribution over the Heavens.- Of the Milky Way . - Annual Parallax . - Real Distances , probable ...
Page 59
... Sidereal time is reckoned by the diurnal motion of the stars , or rather of that point in the equinoctial from which ... sidereal day , and is divided into 24 sidereal hours , and these again into minutes and seconds . A clock which ...
... Sidereal time is reckoned by the diurnal motion of the stars , or rather of that point in the equinoctial from which ... sidereal day , and is divided into 24 sidereal hours , and these again into minutes and seconds . A clock which ...
Page 60
Sir John F. W. Herschel. sidereal clock , and is an indispensable piece of furniture in every observatory . ( 93. ) It remains to by reference to a figure . P illustrate these descriptions Let C be the centre of the Ꮓ P n B N G E earth ...
Sir John F. W. Herschel. sidereal clock , and is an indispensable piece of furniture in every observatory . ( 93. ) It remains to by reference to a figure . P illustrate these descriptions Let C be the centre of the Ꮓ P n B N G E earth ...
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Common terms and phrases
action altitude amount angle angular angular velocity appear arise ascertained astronomical atmosphere attraction axis body bright calculation called cause celestial circle clock comet described determined deviation diameter difference direction disc distance disturbing force diurnal motion double stars earth earth's surface ecliptic effect ellipse equal equator equinoctial equinox error exact exactly excentricity fixed globe gravity heavens heliocentric hemisphere horizon inclination inequality instance instrument interval Jupiter latitude latter law of Kepler length less light longitude lunar magnitude mass mean measure meridian moon moon's nearly nodes nutation object observed orbit parallax perihelion period planet planetary pole portion position precession produce proportion radius reckoned refraction respect retrograde revolution revolving right ascension ring rotation round satellites Saturn seen sidereal sidereal period situation solar spectator sphere spherical stars station sun's suppose synodical period telescope tion triangle Uranus variation velocity visible whole zenith