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Βιβλία Βιβλία 1 - 9 από 9 για ... ZENITH DISTANCE of any celestial object is the arc of a vertical circle, contained....
" ... ZENITH DISTANCE of any celestial object is the arc of a vertical circle, contained between the centre of that object and the zenith ; or it is what the altitude of the object wants of 90 degrees. "
An Introduction to the Theory and Practice of Plane and Spherical ... - Σελίδα 242
των Thomas Keith - 1810 - 420 σελίδες
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A Treatise on Plane and Spherical Trigonometry: With Their Most Useful ...

John Bonnycastle - 1806 - 419 σελίδες
...point of aries, is sometimes called his place in the ecliptic. The co-latitude, or polar distance, of any celestial object is an arc of a meridian contained between the centre of that object and the north or south pole. The dip of the horizon is the angle formed by an horizontal line, drawn through...

A new treatise on the use of the globes; or, A philosophical view of the ...

Thomas Keith - 1821
...object is on the meridian, this arc is called the meridian zenith distance. 47. The POLAR DISTANCE of any celestial object is an arc of a meridian, contained between the centre of that object and the pole of the equinoctial. 48. The AMPLITUDE of any object in the heavens is an arc of the horizon, contained...

An Introduction to the Theory and Practice of Plain and Spherical ...

Thomas Keith - 1826 - 442 σελίδες
...arc of a circle of longitude contained between the centre of that object and the ecliptic. (R) The latitude of any place on the earth, is the elevation...on the celestial sphere. (S) The declination of any celestiaj object, is an arc of a meridian contained between the centre ofthat object and the equinoctial....

The New American Grammar of the Elements of Astronomy: On an Improved Plan ...

James Ryan - 1827 - 375 σελίδες
...the sun is on the meridian, this arc is called the meridian zenith distance. 11. The polar distance of any celestial object is an arc of a meridian, contained between the centre of that object and the pole of the equinoctial. QUESTIONS. What are the cardhial points of the horizon ? What are the cardinal...

Guys̕ Elements of Astronomy: And, An Abridgement of Keiths' New Treatise on ...

Joseph Guy - 1832 - 173 σελίδες
...object is on the meridian, this arc is called the meridian zenith distance. 67. The POLAR DISTANCE of any celestial object is an arc of a meridian, contained between the centre of that object and the pole of the equinoctial. 48. The AMPLITUDE of any object in the heavens is an arc of the horizon, contained...

An introduction to the theory ... of plane and spherical trigonometry ...

Thomas Keith - 1839
...arc of a circle of longitude contained between the centre of that object and the ecliptic. (526) The latitude of any place on the earth, is the elevation...place from the equinoctial, on the celestial sphere. (527) The declination of any celestial object, is an arc of a meridian contained between the centre...

The use of the globes

John Rorke - 1844
...a vertical circle, contained between the centre of the object and the zenith. 4. The polar distance of any celestial object is an arc of a meridian, contained between the centre of that object and the pole of the equinoctial. PROB. 38. Given the altitude of the sun, on any day, tcgether with the latitude,...

Guy's Elements of Astronomy, and an Abridgement of Keith's New Treatise on ...

Joseph Guy - 1845 - 309 σελίδες
...object is on the meridian, this arc is called the meridian zenith distance. 57. The POLAR DISTANCE of any celestial object is an arc of a meridian, contained between the centre of that object and the pole of the equinoctial. 48. The AMPLITUDE of any object in the heavens is an arc of the horizon, contained...

A new treatise on the use of the globes: or, A philosophical view of the ...

Thomas Keith - 1848
...object is on the meridian, this arc is called the meridian zenith distance. 47. The POLAR DISTANCE of any celestial object is an arc of a meridian, contained between the centre of that object and the pole of the equinoctial. 48. The AMPLITUDE of any object in the heavens is an arc of the horizon, contained...




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