 Azimuth of a star is the angle at the zenith formed by the meridian of the observer and the vertical circle passing through the star, and is measured therefore by an arc of the horizon.  Plane and Spherical Trigonometry - Page 182by George Albert Wentworth - 1902 - 232 pagesFull view - About this book
 | Francis Lieber, Edward Wigglesworth, Thomas Gamaliel Bradford, Henry Vethake - Encyclopedias and dictionaries - 1851 - 636 pages
...died in 677, it is said, 67 years old. AZIMUTH of a star; the arc of the horizon comprehended between the meridian of the observer and the vertical circle passing through the star. It is easterly, if the star is observed before, westerly, if after, and zero, if at, the time of culmination.... | |
 | Edward J. Henessey - Astronomy - 1859 - 82 pages
...celestial object ? A. The azimuth of a celestial object is the angle at the zenith contained between the meridian of the observer and the vertical circle passing through the object. Q. What is the amplitude of a celestial object ? A. The amplitude of a celestial object is... | |
 | James Pryde - Navigation - 1867 - 506 pages
...be referred to. 287. The Azimuth of a celestial body is the arc of the horizon intercepted between the meridian of the observer and the vertical circle passing through the object. The arc of the horizon here spoken of is the measure of the angle at the zenith between the... | |
 | Leonard Allen - Merchant marine - 1872 - 226 pages
...Object The altitude when the object is on the meridian. 21. Azimuth. The angle at the zenith between the meridian of the observer and the vertical circle passing through the object. 22. Amplitude. The distance of the object from the East point when rising ; but, from the West... | |
 | Reed Thomas and co, ltd - 1881 - 208 pages
...PS is the Polar Distance, and SZ is the Zenith Distance. 21. Azimuth. The arc of the horizon between the meridian of the observer and the vertical circle passing through the centre , of the object ; or the bearing of an object from the N. or S. m3.e The circle now represents... | |
 | George Albert Wentworth - Trigonometry - 1884 - 330 pages
...horizon. The complement of the altitude is called the Zenith Distance. The Azimuth of a star is the angle at the zenith formed by the meridian of the observer...It is usually reckoned from the north point of the horizon in north latitudes, and from the south point in south latitudes ; and east or west according... | |
 | George Albert Wentworth - 1887 - 346 pages
...horizon. The complement of the altitude is called the Zenith Distance. The Azimuth of a star is the angle at the zenith formed by the meridian of the observer...It is usually reckoned from the north point of the horizon in north latitudes, and from the south point in south latitudes ; and east or west according... | |
 | George Albert Wentworth - Navigation - 1895 - 436 pages
...horizon. The complement of the altitude is called the Zenith Distance. The Azimuth of a star is the angle at the zenith formed by the meridian of the observer...It is usually reckoned from the north point of the horizon in north latitudes, and from the south point in south latitudes ; and east or west according... | |
 | George Albert Wentworth - Logarithms - 1897 - 384 pages
...horizon. The complement of the altitude is called the Zenith Distance. The Azimuth of a star is the angle at the zenith formed by the meridian of the observer...It is usually reckoned from the north point of the horizon in north latitudes, and from the south point in south latitudes ; and east or west according... | |
 | George Albert Wentworth - Trigonometry - 1901 - 176 pages
...complement of the altitude is called the Zenith Distance. ~Z, Л| p 2. t\ The Azimuth of a star is the angle at the zenith formed by the meridian of the observer...It is usually reckoned from the north point of the horizon in north latitudes, and from the south point in south latitudes ; and east or west according... | |
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