 | 1763 - 1246 oldal
...for that i» the latitude required. ^. To rcflify the globs for any given place. Rail'e the pole fo many degrees above the horizon, as are equal to the latitude of the place j then, finding the fun's phce, bring it to the meridian ; and pro.-eed, as directed in problem i.... | |
 | James Ferguson - 1776 - 546 oldal
...is vertical at the given hour, if the place be in the northern hemifphere, elevate the north pole as many degrees above the horizon, as are equal to the latitude of that place •, if the place be in the fouthern hemifphere, elevate the fouth pole accordingly j and... | |
 | J. Goldsmith - 1811 - 184 oldal
...point out all the constellations, and principal stars, there visible. Rule. — Elevate the globe to so many degrees above the horizon, as are equal to the latitude of the place, and set the globe due north and south : find the sun's place in the ecliptic, bring it to the brazen... | |
 | Thomas Keith - 1811 - 388 oldal
...declination fur the given day, and note whether it be north or south ; if it be north, elevate the south pole so many degrees above the horizon as are equal to the declination ; it' it be south, elevate the north pole in a similar manner ; bring the place at which... | |
 | John Lathrop - 1812 - 218 oldal
...declination for the given day, and note whether it be north or south ; if it be north, elevate the south pole so many degrees above the horizon as are equal to the declination ; if it be south, elevate the north pole in a similar manner; bring the place at which... | |
 | Eliza Roberts - 1813 - 408 oldal
...Find the place where the Sun is vertical at the given hour, by Problem XIV ; then elevate the Pole as many degrees above the horizon as are equal to the latitude of that place, and bring to the brass meridian ; so will it then be the zenith or centre of the horizon.... | |
 | John Lathrop - 1821 - 206 oldal
...of the month, and hour of the night and morning, to Jind what planets will be visible at that hour. RULE. Elevate the pole so many degrees above the horizon,...meridian, and set the index of the hour circle to twelve; then, if the given time be 154 before noon, turn the globe eastward till the index has passed over... | |
 | Sir Richard Phillips - 1821 - 256 oldal
...the constellations, and priitcipal stars, there visible. • Ride Elevate the globe to so many degree above the horizon, as are equal to the latitude of the place, and set the globe due north and south ; find the sun's place in the ecliptic, bring it to the orazen... | |
 | Emma Willard - 1822 - 102 oldal
...Find the place where the sun is vertical at the given hour by Problem 1 2 : then elevate the pole as many degrees above the horizon as are equal to the latitude of that place, and bring it to the brass meridian ; so will it then be the zenith or centre of the horizon.... | |
 | John Hubbard Wilkins - 1822 - 158 oldal
...that time at the place ; and to point out the situations of the several stars. Elevate the pole for the latitude of the place; find the sun's place in the ecliptic, and bring it to the meridian, and set the index to 12; if the time be afternoon, turn the globe westward... | |
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Elevate the globe to so many degrees above the horizon as are equal to the latitude of the place... 
