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 |
From inside the book
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Page vii
... vertical plane , the prime vertical , the east and west points - - 3. Diurnal movements of the stars , as they would appear to a spectator when proceeding from north to south on the earth's surface 4. Hypothesis that the earth revolves ...
... vertical plane , the prime vertical , the east and west points - - 3. Diurnal movements of the stars , as they would appear to a spectator when proceeding from north to south on the earth's surface 4. Hypothesis that the earth revolves ...
Page xii
... vertical positions , and that the wire at right angles to them is horizontal · · - · 70 · 71 90. Use of two , or a greater number of wires parallel to the me- ridional wire 91. Manner of obtaining the correct time of a star's transit at ...
... vertical positions , and that the wire at right angles to them is horizontal · · - · 70 · 71 90. Use of two , or a greater number of wires parallel to the me- ridional wire 91. Manner of obtaining the correct time of a star's transit at ...
Page xiii
... vertical collimators 125. The spirit level collimator , and manner of using it for find- ing the error of collimation in a transit telescope or circle 126. Description of the repeating circle 96 8885890 127. Manner of using the ...
... vertical collimators 125. The spirit level collimator , and manner of using it for find- ing the error of collimation in a transit telescope or circle 126. Description of the repeating circle 96 8885890 127. Manner of using the ...
Page xxvi
... vertical 410. Investigations of formulæ for determining the differences between the latitudes and longitudes of two stations - 378 411. Proof , from the lengths of the degrees of latitude , that the earth is compressed at the poles 381 ...
... vertical 410. Investigations of formulæ for determining the differences between the latitudes and longitudes of two stations - 378 411. Proof , from the lengths of the degrees of latitude , that the earth is compressed at the poles 381 ...
Page xxvii
... vertical arc perpendicular to the me- ridian and a parallel of latitude , both passing through a given point . Also , to find the difference in feet between the vertical arc and the corresponding portion of the parallel circle - 390 420 ...
... vertical arc perpendicular to the me- ridian and a parallel of latitude , both passing through a given point . Also , to find the difference in feet between the vertical arc and the corresponding portion of the parallel circle - 390 420 ...
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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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