| Aaron Arrowsmith - 1832 - 546 pages
...1 PROBLEM XXII. To find the Sun's Meridian- Altitude on any day at a given place. Rectify 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 on the Meridian, between the Sun's place and the Horizon,... | |
| Sir Richard Phillips - Physics - 1832 - 286 pages
...1st. To find those places in the torrid zone, to which the sun will be vertical, on any given day. Find the sun's place in the ecliptic and bring it to the brazen meridian ; mark the de'gree of the meridian over it; then all the places that pass under that... | |
| Joseph Guy - Astronomy - 1832 - 412 pages
...the sun is due east or west. 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 twelve ; screw the quadrant... | |
| Jesse Olney - Geography - 1833 - 300 pages
...set at Hartford on the 5th of February ? A. The sun rises at 7, and sets at 5. OB, Rectify the globe for the latitude of the place, find the sun's place in the ecliptic and bring it tp the brass meridian, and set the index of the hour circle to 12. Turn the globe westward till the... | |
| John Vose - Astronomy - 1834 - 230 pages
...year, what hour the Sun rises and sets; also the length of the day and night. The globe being rectified for the latitude of the place, find the Sun's place in the ecliptic, and bring it to the brazen meridian. Set the index at 12. Turn the globe eastward till the Sun's place comes to the horizon,... | |
| sir Richard Phillips - 1834 - 248 pages
...heavens at that time. 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 brazen meridian, and set the index to twelve ; turn the globe till the index points... | |
| Jesse Olney - Geography - 1835 - 298 pages
...set at Hartford on the 5th of February ? A. The sun rises at 7, and sets at 5. OR, 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. Turn the globe westward till the son's... | |
| Jesse Olney - Geography - 1836 - 294 pages
...set at Hartford on the 5th of February ? A. The sun rises at 7, and sets at 5. OB, 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. Turn the globe westward till the sun's... | |
| Joseph Emerson Worcester - Classical geography - 1844 - 362 pages
...quadrant must be screwed. On the horizon, the 10th of May 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, St. Petersburg, Madras, Pekin, Oporto, Venice, Quebec, Washington,... | |
| Joseph Guy - Astronomy - 1845 - 370 pages
...2. Place the globe due north and south upon a horizontal plane, as before, and 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 XII ; stick a, needle perpendicularly... | |
| |