Letters on Astronomy: Addressed to a Lady; in which the Elements of the Science are Familiarly Explained in Connexion with Its Literary HistoryMarsh, Capen, Lyon and Webb, 1841 - 419 |
Z wnętrza książki
Wyniki 1 - 5 z 100
Strona 20
... distance , measured on the horizon , from the meridian to a vertical circle pass- ing through that body . The amplitude of a body is its distance , on the ho- rizon , from the prime vertical to a vertical circle pass- ing through the ...
... distance , measured on the horizon , from the meridian to a vertical circle pass- ing through that body . The amplitude of a body is its distance , on the ho- rizon , from the prime vertical to a vertical circle pass- ing through the ...
Strona 22
... distance from the equator north or south . The polar distance , or angular distance from the nearest pole , is the com- plement of the latitude . The longitude of a place is its distance from some standard meridian , either east or west ...
... distance from the equator north or south . The polar distance , or angular distance from the nearest pole , is the com- plement of the latitude . The longitude of a place is its distance from some standard meridian , either east or west ...
Strona 24
... distance of a body from the vernal equinox measured on the ecliptic . Ce- lestial latitude is the distance from the ecliptic meas- ured on a secondary to the latter . Or , more briefly , longitude is distance on the ecliptic : latitude , ...
... distance of a body from the vernal equinox measured on the ecliptic . Ce- lestial latitude is the distance from the ecliptic meas- ured on a secondary to the latter . Or , more briefly , longitude is distance on the ecliptic : latitude , ...
Strona 26
... distance from the poles , will be the polar circles . A great circle cut through the poles , in a north and south direction , will form the meridian , and several other great circles drawn through the poles , and of course ...
... distance from the poles , will be the polar circles . A great circle cut through the poles , in a north and south direction , will form the meridian , and several other great circles drawn through the poles , and of course ...
Strona 28
... distance from it . The horizon HO , being perpendic- ular to the meridian , is seen edgewise , and consequently is pro- jected into a straight line . The same is the case with the prime vertical Z N , with the equator E Q , and the ...
... distance from it . The horizon HO , being perpendic- ular to the meridian , is seen edgewise , and consequently is pro- jected into a straight line . The same is the case with the prime vertical Z N , with the equator E Q , and the ...
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
angle appear ascertain astronomers atmosphere attraction axis called celestial centre circle comet conjunction constellation degrees diameter direction discovery disk distance diurnal motion doctrine double stars earth ecliptic equal equator equinox exhibited fact fixed stars force Galileo globe gravity greater greatest half Halley's comet heavenly bodies heavens Hence Herschel horizon hundred inferior conjunction instrument John Herschel Jupiter Kepler latitude laws length less light longitude lunar lunar eclipse magnitude measure Mercury meridian meteors millions of miles minutes moon moon's motion move Nature nearer nearly node objects observations opposite orbit parallax passing perihelion period phenomena planetary planets pole respect revolve right ascension ring round satellites Saturn seen shadow side space spectator sphere sun's superior planets supposed surface telescope thousand tides tion truth Tycho Tycho Brahe universal gravitation Uranus velocity Venus vernal equinox visible west to east