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 viii
... altitude defined 21. Amplitude defined งง 8 ∞ ∞ 8 · 9 9 10 10 11 CHAP . II . PROJECTIONS OF THE SPHERE . NATURE OF THE DIFFERENT PROJECTIONS EMPLOYED IN PRACTICAL ASTRONOMY AND GEOGRAPHY . · PROPOSITIONS RELATING TO THE - ― EXAMPLES ...
... altitude defined 21. Amplitude defined งง 8 ∞ ∞ 8 · 9 9 10 10 11 CHAP . II . PROJECTIONS OF THE SPHERE . NATURE OF THE DIFFERENT PROJECTIONS EMPLOYED IN PRACTICAL ASTRONOMY AND GEOGRAPHY . · PROPOSITIONS RELATING TO THE - ― EXAMPLES ...
Page xi
... ALTITUDE CIRCLE . ZENITH MURAL CIRCLE . SECTOR . - EQUATORIAL INSTRUMENT . - COLLIMATOR . - REPEATING CIRCLE ... altitudes approximatively 84. Description of the spirit level , and the manner of using it in placing the axis of motion ...
... ALTITUDE CIRCLE . ZENITH MURAL CIRCLE . SECTOR . - EQUATORIAL INSTRUMENT . - COLLIMATOR . - REPEATING CIRCLE ... altitudes approximatively 84. Description of the spirit level , and the manner of using it in placing the axis of motion ...
Page xii
... altitude circle 105. Manner of verifying the positions of the wires · 78 - 78 79 79 - 81 · 81 · 83 - · 83 84 85 86 87 106. Methods of finding the error of collimation in azimuth and in altitude · - 107. Description of the zenith sector ...
... altitude circle 105. Manner of verifying the positions of the wires · 78 - 78 79 79 - 81 · 81 · 83 - · 83 84 85 86 87 106. Methods of finding the error of collimation in azimuth and in altitude · - 107. Description of the zenith sector ...
Page xiv
... altitude in terms of the apparent altitude - 155. Formula for the parallax in altitude in terms of the true al- titude - 114 - 115 156. The decrements of the earth's semidiameters vary with the square of the sine of the latitude - 116 ...
... altitude in terms of the apparent altitude - 155. Formula for the parallax in altitude in terms of the true al- titude - 114 - 115 156. The decrements of the earth's semidiameters vary with the square of the sine of the latitude - 116 ...
Page xv
... from the observed azimuth and altitude of a celestial body at a given time , its right ascension and declination , and the converse 140 140 142 143 144 - 144 Art . 188. Processes for finding , from the like CONTENTS . XV.
... from the observed azimuth and altitude of a celestial body at a given time , its right ascension and declination , and the converse 140 140 142 143 144 - 144 Art . 188. Processes for finding , from the like CONTENTS . XV.
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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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