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" Rectify the globe for the latitude of the place. Find the sun's place in the ecliptic, and bring it to the brass meridian ; the number of degrees on the meridian between the horizon and the sun's place is the altitude required. "
Cornell's High School Geography: Forming Part Third of a Systematic Series ... - 401. oldal
szerző: Sophia S. Cornell - 1861 - 405 oldal
Teljes nézet - Információ erről a könyvről

A Compleat System of General Geography: Explaining the Nature and Properties ...

Bernhardus Varenius - 1734 - 898 oldal
...Latitude of 'the place ', to find the Hour for that Altitude. ELEVATE the Pole for that Latitude, and find the Sun's Place in the Ecliptic, and bring it to the Meridian ; then fixing the Quadrant of Altitude at the Zenith, and the Index at 12, move the Globe...

The Young Gentleman and Lady's Philosophy,: In a Continued Survey of the ...

Benjamin Martin - 1772
...the Place over which the Sun is vertical on any given Day and Hour. - In order to this, you are to find the Sun's Place in the Ecliptic, and bring it to the Meridian, and mark the Degree of Declination for the given Hour. After this, find thofe Places which...

Institutes of mathematical geography for the use of schools

Thomas Hogg - 1806
...the suns rising and setting, to any amplitude not exceeding 664-°. Rectify the globe for the given place ; find the sun's place in the ecliptic, and bring it to tha meridian ; set the index of the horary circle to XII ; then bring the sun's place to the east side...

An Easy Grammar of Geography: Intended as a Companion and Introduction to ...

J. Goldsmith - 1811 - 144 oldal
...Amazons ? PROBLEM XIX. — To find the sun's meridian altitude at any given place. Rule. — Elevate the globe for the latitude of the place. Find the sun's place in tlie ecliptic, and bring it to the brazen meridian: count the number of degrees contained cm the meridian,...

A New Treatise on the Use of the Globes, Or, A Philosophical View of the ...

Thomas Keith - 1811 - 346 oldal
...show the sun's declination when the day is an hour shorter than the given day. OR, Elevate the pole to the latitude of the place, find the sun's place in the ecliptic, bring it to the brass meridian, and set the index of the hour circle to twelve; turn the globe westward...

A Compendious Treatise on the Use of the Globes, and of Maps: Compiled from ...

John Lathrop - 1812 - 183 oldal
...be visible at that hour. RULE. Elevate the pole so many degrees above the horizon, as are equal to the latitude of the place ; find the sun's place in the ecliptic', bfinjj it to the brass meridian, and set the index rff the hour circle to twelve ; then, if the gjvrfrt...

A New Treatise on the Use of the Globes: Or, A Philosophical View of the ...

Thomas Keith - 1819 - 352 oldal
...will be visible at that hour. Rule. Elevate the pole so many degrees above the horizon as are equal to the latitude of the place ; find the sun's place in the ecliptic, bring it to the brass meridian, and set the index of the hour circle to 12 ; then, if the given time...

A Grammar of General Geography: For the Use of Schools and Young Persons ...

Sir Richard Phillips - 1821 - 192 oldal
...Maranon ? PROBLEM XIX. — To find the suns meridian altitude at any given place. Rule. — Elevate the globe for the latitude of the place. Find the sun's place in the ecliptic, and bring it to the brazen meridian : count the number of degrees contained on the meridian, between the horizon and the...

A New Treatise on the Use of the Globes; Or, A Philosophical View of the ...

Thomas Keith - 1821
...the day of the month, and the sun's amplitude, tojind the latitude of the place of observation. RULE. Find the sun's place in the ecliptic, and bring it to the eastern or western part of the horizon (according as the eastern or western amplitude is given) ; elevate...

Elements of Astronomy: For the Use of Schools and Academies : with Questions

John Hubbard Wilkins - 1822 - 116 oldal
...the hour of sun-setting, and it will give the length of the day. 1. Rectify the globe (by Prob. XI.) for the latitude of the place ; find the sun's place in the eeliptic (by Prob. X.) and bring it to the meridian, and set the index to 12; bring the sun's place...




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