 ... equal parts or degrees, as in the figure. Because the hour-lines are less distant from each other about noon, than in any other part of the dial, it is best to have the centres of these quadrants at a little distance from the centre of the dial-plane...  Astronomical and geographical essays - Page 285by George Adams - 1812 - 518 pagesFull view - About this book
 | James Ferguson, David Brewster - Astronomy - 1806 - 532 pages
...same radius describe the quadrant f/i, and divide each quadrant into 90 equal parts or degrees, as in the figure. Because the hour-lines are less distant from each other about noon, than in any other part of the dial, it is best to have the centres of these quadrants at a little distance from the centre... | |
 | Edward Augustus Kendall - Encyclopedias and dictionaries - 1811 - 962 pages
...same radius describe the quadrant / h, and divide each quadrant into ninety equal parts or degrees, as in the figure. Because the hour-lines are less distant from each other about noon, than in any other part of the dial, it is best to have the centres of these quadrants at a little distance from the centre... | |
 | Edward Augustus Kendall - 1811 - 474 pages
...radins describe the quadrant /' h, and divide each quadrant into ninety equal parts or degrees, as in the figure. Because the hour-lines are less distant from each other about noon, than in any other part of the dial, it is best to have the centres of these quadrants at a little distance from the centre... | |
 | George Adams - Astronomy - 1812 - 552 pages
...same radius describe the quadrant Jh; then divide each quadrant into 90 equal parts, or degrees, as in the figure. Because the hour-lines' are less distant...centre of the quadrants is at a and b. Lay a rule over 7 8 ° 9'> aD< i the centre b, and draw there the hour-line of I. Through b, and 60 41, gives the hour... | |
 | Encyclopedias and dictionaries - 1823 - 896 pages
...quadrant Jh, and divide each quadrant into qo equal parts or degrees, as in the figure. Because tbe hour-lines are less distant from each other about noon, than in any other part of the dial, it is best to have the centres of these quadrants at a little distance from the centre... | |
 | James Ferguson - Eclipses - 1823 - 406 pages
...jfh, and divide each quadrant into 90 equal parts or degrees, as in the figure, Because the hour-lints are less distant from each other about noon, than in any other part of the dial, it is best to have the centres of these quadrants at a little distance from the centre... | |
 | Thomas Kerigan - Nautical astronomy - 1828 - 776 pages
...g It : with the same radius, and from c as a centre, describe the arc ik; and, since the hour lines are less distant from each other about noon than in any other part of the day, it is advisable to have the centres of those quadrants or arcs at a little distance... | |
 | Thomas Curtis - Aeronautics - 1829 - 820 pages
...and divide each quadrant into ninety equal parts or degrees, as in the figure. 29. As the hour lines are less distant from each other about noon than in any other part of the dial, it is best to have the centres of these quadrants at a little distance from the centre... | |
 | Thomas Kerigan - Nautical astronomy - 1838 - 804 pages
...gh : with the same radius, and from c as a centre, describe the arc tk ; and, since the hour lines are less distant from each other about noon than in any other part of the day, it is advisable to have the centres of those quadrants or arcs at a little distance... | |
 | James Ferguson - Astronomy - 1839 - 554 pages
...same radius describe the quadrant ffi, and divide each quadrant into 90 equal parts or degrees, as in the figure. Because the hour-lines are less distant from each other about noon, than in any other part of the dial, it is best to have the centers of these quadrants at a little distance from the center... | |
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