 | Bernhardus Varenius - Geography - 1734 - 464 pages
...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 and the Quadrant... | |
 | Benjamin Martin - Science - 1772 - 492 pages
...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 have the Sun... | |
 | Thomas Hogg - 1806 - 130 pages
...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... | |
 | J. Goldsmith - 1811 - 184 pages
...quadrant must be screwed.— On the horizon, the loth of May, answers to the 2oth cf Taurus; which find on the ecliptic, and bring it to the meridian, and set the index to twelve, and the globe is rectified for the latitude, zenith, and sun's place, for the loth of May.... | |
 | Thomas Keith - Astronomy - 1811 - 388 pages
...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... | |
 | John Lathrop - Astronomy - 1812 - 218 pages
...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... | |
 | Thomas Keith - Astronomy - 1819 - 380 pages
...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... | |
 | Geography - 1820 - 352 pages
...must be screwed. — On the horizon the I0th of May answers to the -Otli of Taurus, which find oji the ecliptic, and bring it to the meridian, and set the index to twelve. Rectify the globe for London, Petersburg, Madras, Pekin, Quebec and Boston, for the 24th of... | |
 | Sir Richard Phillips - Geography - 1821 - 256 pages
...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... | |
 | Joseph Emerson Worcester - Atlases - 1822 - 354 pages
...quadrant must be screwed. On the ho'izon the 10th cf M*y answers to the 20th of Taurus, which find on the ecliptic, and bring it to the meridian, and set the index to twelve. Rectify the globe for London, Petersburg. Madras. Pe. Jcin, Oporto, Venice, Quebec, Port Mahon,... | |
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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, and set the index of the hour circle to 12. 
