Practical Astronomy and Geodesy: Including the Projections of the Sphere and Spherical Trigonometry. For the Use of the Royal Military CollegeLongman, Brown, Green, and Longmans, 1845 - 427 Seiten |
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Seite vii
... sun and moon eastward from the stars inference that the moon revolves monthly about the earth ; and hypothesis that the earth revolves annually about the sun - - - 7. The orbits of the earth and moon are differently inclined to a plane ...
... sun and moon eastward from the stars inference that the moon revolves monthly about the earth ; and hypothesis that the earth revolves annually about the sun - - - 7. The orbits of the earth and moon are differently inclined to a plane ...
Seite xv
... sun's declination goes through its changes during a year 129 170. The greatest observed declination of the sun is an ap- proximate value of the obliquity of the ecliptic - - 171. Manner of finding the sun's daily motion in right ...
... sun's declination goes through its changes during a year 129 170. The greatest observed declination of the sun is an ap- proximate value of the obliquity of the ecliptic - - 171. Manner of finding the sun's daily motion in right ...
Seite xvi
... sun similar to that which the sun may be supposed to describe about the earth 193. The apparent velocity of the sun when greatest and least ; the least and greatest angles subtended by the sun's diameter ; and the ratio between the ...
... sun similar to that which the sun may be supposed to describe about the earth 193. The apparent velocity of the sun when greatest and least ; the least and greatest angles subtended by the sun's diameter ; and the ratio between the ...
Seite xx
... sun's equator to that of the ecliptic determined by rectangular co ordinates 286. Determination of the time in which the sun revolves on its axis - 287. Appearance of the moon's surface 288. Nature of her librations - 214 · 215 - 215 ...
... sun's equator to that of the ecliptic determined by rectangular co ordinates 286. Determination of the time in which the sun revolves on its axis - 287. Appearance of the moon's surface 288. Nature of her librations - 214 · 215 - 215 ...
Seite xxii
... sun , a fixed star or a planet , to compute its azimuth and determine the variation or declination of the magnetic needle ; the latitude of the station and the sun's declination being given.- Example , from an observed altitude of the sun ...
... sun , a fixed star or a planet , to compute its azimuth and determine the variation or declination of the magnetic needle ; the latitude of the station and the sun's declination being given.- Example , from an observed altitude of the sun ...
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Practical Astronomy and Geodesy: Including the Projections of the ..., Band 5 John Narrien Keine Leseprobe verfügbar - 2016 |
Häufige Begriffe und Wortgruppen
angular distance apparent ascension and declination astronomical azimuth bisected celestial body celestial sphere centre circle passing circumference colatitude computed considered correction corresponding cosine cotan degrees described determined diameter difference earth ecliptic ellipse equal equator equatorial equinoctial point expressed fixed star formula geocentric given graduation Greenwich Greenwich mean horary motions horizontal parallax hour angle index error instant instrument interval latitude latter let fall limb longitude mean noon meridian micrometer moon moon's Nautical Almanac node observed altitude obtained optical axis orbit parallax parallel perihelion perpendicular plane passing polar distance pole position projection radius refraction represented revolution revolve right angles right ascension satellite screw sector semidiameter side sidereal sidereal clock sine sphere spherical triangle star's station subtended subtracted supposed surface tangent transit telescope true variation vertical wire zenith distance zero
Beliebte Passagen
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