 | George Atwood - 1784 - 284 ページ
...meafured by an arc of the meridian intercepted between them. XIX. The azimuth of a ftar is meafured by an arc of the horizon, intercepted between the meridian and a vertical circle 'which pafles through the ftar. XX. A vertical circle, which cuts the meridian at right angles, is... | |
 | William Enfield - 1811 - 476 ページ
...angles in the zenith and nadir, cutting the horizon in the cardinal points East and West* DBF. DEF. XV. The Azimuth of a heavenly body, is the arc of the...western as the body is east or west of the meridian. SCHOL- The azimuth of any star may be thus found. Let AC be a given meridian P'»te 9. fine. Above... | |
 | Edinburgh encyclopaedia - 1830 - 830 ページ
...xlvi. vol. viii. p. 183. (w) AZIMUTH, in Astronomy, an Arabic word, employed by astronomers to denote the arc of the horizon intercepted between the meridian and a vertical circle passing through the celestial body whose azimuth is measured. Let it be required to find the sun's azimuth at Greenwich,... | |
 | William Enfield - 1832 - 282 ページ
...angles in the zenith and nadir, cutting the horizon in the cardinal points East and West. DEF. XV. The Azimuth of a heavenly body, is the arc of the horizon intercepted between the meridian and vertical circle passing through that body ; it is eastern or western, as the body is east or west of... | |
 | Denison Olmsted - 1832 - 402 ページ
...remedy for them, Professor Barlow, of the * Azimuth as applied to a star or any celestial object, is an arc of the horizon intercepted between the meridian and a vertical circle passing through the object. Military Academy of Woolwich, instituted a great number of experiments which resulted in... | |
 | Tobias Ostrander - 1834 - 272 ページ
...enters Libra, which is about the 21st or 22d of September. Azimuth, of the celestial bodies, is an arc of the horizon, intercepted between the meridian and a vertical circle passing through the body. Azimuth Compass, an instrument for finding the magnetic azimuth, or amplitude of a celestial... | |
 | Denison Olmsted - 1835 - 374 ページ
...is a variety of the azimuth compass. * Azimuth as applied to a star or any celestial object, i? nn arc of the horizon intercepted between the meridian and a vertical circle passing through the object. Local Attraction of vetselt. 858. A few years since it was observed, for the first time,... | |
 | John BRINKLEY (Bishop of Cloyne.) - 1836 - 334 ページ
...at an angle equal to the altitude of the pole. The azimuth3' of a celestial object is measured by an arc of the horizon, intercepted between the meridian and a vertical circle passing through the object. In (Fig. 3) KO is the azimuth of the point S from the north. The altitude of a celestial... | |
 | Thomas Squire - 1836 - 332 ページ
...the horizon. 2. All ares of great circles are measured by angles at the centre of tlie sphere. 15. The azimuth of a heavenly body is the arc of the horizon intercepted between ihe meridian and a vertical circle passing through that body ; it is eastern or western as the body... | |
 | Denison Olmsted - 1837 - 374 ページ
...is the Azimuth compass constructed? * Arjmuth, as applied to a star or any celestial objrct, is an arc of the horizon intercepted between the meridian and a vertical circle passing through the object. 1 — JTTT" -5 1-V? C5SEKTATIONS. "_^-= r il»rrJy vtidt trtati •sii cf nsioo it'-. -:... | |
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The Azimuth of a heavenly body, is the arc of the horizon intercepted between... 
