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 pages |
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Page xxv
... supposed to be in one plane - 351 - 389. The first notions concerning the figure of the earth erroneous 352 390. Brief outline of the method of conducting a geodetical survey , and of determining the figure of the earth 391. Details of ...
... supposed to be in one plane - 351 - 389. The first notions concerning the figure of the earth erroneous 352 390. Brief outline of the method of conducting a geodetical survey , and of determining the figure of the earth 391. Details of ...
Page 3
... supposed to be traced through two bright stars ( y and a of the southern cross ) tends directly towards the opposite extremity . 5. The stars appearing to be at the same distance from the spectator , they are , for convenience ...
... supposed to be traced through two bright stars ( y and a of the southern cross ) tends directly towards the opposite extremity . 5. The stars appearing to be at the same distance from the spectator , they are , for convenience ...
Page 5
... supposed to revolve annually about the sun , that the axis of the diurnal rotation must on those four days be in positions parallel to one another ; also , since the changes in the angular distance of the sun from that plane take place ...
... supposed to revolve annually about the sun , that the axis of the diurnal rotation must on those four days be in positions parallel to one another ; also , since the changes in the angular distance of the sun from that plane take place ...
Page 7
... supposed to revolve in orbits whose peripheries are at infinitely small distances from the sun . P B 16. If the earth's orbit ( supposed to be a plane ) be pro- duced to the celestial sphere , it will there form the circum- ference of a ...
... supposed to revolve in orbits whose peripheries are at infinitely small distances from the sun . P B 16. If the earth's orbit ( supposed to be a plane ) be pro- duced to the celestial sphere , it will there form the circum- ference of a ...
Page 7
... supposed to pass through p and q , these planes will be perpendicular to that of the ecliptic , and they will cut the celestial sphere in the circumferences of circles which are called circles of celestial longitude : these are also ...
... supposed to pass through p and q , these planes will be perpendicular to that of the ecliptic , and they will cut the celestial sphere in the circumferences of circles which are called circles of celestial longitude : these are also ...
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Other editions - View all
Practical Astronomy and Geodesy: Including the Projections of the ..., Volume 5 John Narrien No preview available - 2016 |
Common terms and phrases
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
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