Handbook of AstronomyLockwood & Company, 1875 - 528 |
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Strona xii
... seen at the poles ib . 117. Right sphere seen at the equator ib . 118. Oblique sphere seen at interme- diate latitudes - ib . 119. Objects in celestial equator equal times above and below the hori- zon · CHAP . V. 89 107. Figure of the ...
... seen at the poles ib . 117. Right sphere seen at the equator ib . 118. Oblique sphere seen at interme- diate latitudes - ib . 119. Objects in celestial equator equal times above and below the hori- zon · CHAP . V. 89 107. Figure of the ...
Strona xiv
... seen from the moon , appear- ance of the earth and the fir- mament 210. Why the full disk of the moon is faintly visible near new moon 211. Physical condition of the moon's surface Page 140 141 142 212. General description of the moon's ...
... seen from the moon , appear- ance of the earth and the fir- mament 210. Why the full disk of the moon is faintly visible near new moon 211. Physical condition of the moon's surface Page 140 141 142 212. General description of the moon's ...
Strona xvi
... seen edgeways - 435. Observations of Herschel . 436. Supposed multiplicity of rings ib . 437. Ring probably triple - observa- tions of MM . Lassel and Dawes 258 438. Researches of Bessel corroborate ib . these conjectures - Discovery of ...
... seen edgeways - 435. Observations of Herschel . 436. Supposed multiplicity of rings ib . 437. Ring probably triple - observa- tions of MM . Lassel and Dawes 258 438. Researches of Bessel corroborate ib . these conjectures - Discovery of ...
Strona 12
... seen on the meri- dian . The interval , which is called a sidereal day , is divided into twenty - four equal parts , called SIDEREAL HOURS . The hour - hand moves over one principal division of its dial in this interval . In like manner ...
... seen on the meri- dian . The interval , which is called a sidereal day , is divided into twenty - four equal parts , called SIDEREAL HOURS . The hour - hand moves over one principal division of its dial in this interval . In like manner ...
Strona 17
... seen on the one side or the other of the middle wire ( which ought to coincide with the meridian ) , the direction of the axis AB , fig . 8. , will deviate to the same extent from the true east and west , since it has been already , by ...
... seen on the one side or the other of the middle wire ( which ought to coincide with the meridian ) , the direction of the axis AB , fig . 8. , will deviate to the same extent from the true east and west , since it has been already , by ...
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altitude aphelion apparent diameter apparent magnitude apparent motion appear ascertained Astronomer Royal astronomical atmosphere attraction axis azimuth bodies C. H. F. Peters celestial equator celestial sphere centre circle clock comet conjunction density determined direction disk diurnal diurnal motion earth ecliptic edge effect elongation Engineering equal equatorial equinoxial points excentricity feet firmament fixed globe greater greatest Greenwich heavens hemisphere Herschel horizon increase inferior conjunction inferior planet instrument interval Jupiter latitude length less light line of collimation longitude lunar mass mean distance measured meridian moon moon's move nearly nebula object Observatory observed orbit parallax pendulum perihelion period phenomena planet Plate polar pole position prime vertical produced ratio represented revolution revolve right angles right ascension ring rotation satellites Saturn seen sidereal solar system sphere spots stars sun's superior conjunction supposed surface synodic period telescope terrestrial tion transit Uranus velocity visible visual wires zenith
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