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" But the falling back of the line of conjunctions, or oppositions of the sun and moon 28' 12", with respect to the line of the nodes in every period, will wear it out in process of time; and after that it will not return again in less than 12,493 years. "
Lectures on Experimental Philosophy, Astronomy, and Chemistry: Intended ... - Page 26
by George Gregory - 1820
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Lectures on Experimental Philosophy, Astronomy, and Chemistry ..., Volume 2

George Gregory - Science - 1808 - 322 pages
...falling back of the line of -conjunction of the sun and moon, with respect to the line of the node* in every period, will at length exhaust it, and after...difficult to conceive how astronomers are able to tbretel the exact time when any phenomenon of this kind will happen. For, as an eclipse can only take...
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Astronomy Explained Upon Sir Isaac Newton's Principles: And Made Easy to ...

James Ferguson - Astronomy - 1809 - 533 pages
...eclipse. But the falling-back of the line of conjunctions or oppositions of the Sun and Moon 28' 12" with respect to the line of the nodes in every period, will wear it out in process of time ; and after that, it will not return again in less than 12492 years....
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An Introduction to Astronomy ...

John Bonnycastle - Astronomy - 1816 - 428 pages
...the sun and moon again, when the last of these lunations is completed. And, therefore, in that time, there will be a regular period of eclipses, or returns...and after that it will not return again in less than twelve thousand four hundred and ninety-two years. Another period for comparing and examining eclipses,...
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The Mirror of Literature, Amusement, and Instruction

1828
...time of the return of the same eclipse. But the falling back of the line of conjunction 28 m. 12 s. with respect to the line of the nodes in every period, will wear out in process of time, and after that it will not return again in less than 12,402 years. Those...
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A London Encyclopaedia, Or Universal Dictionary of Science, Art ..., Volume 3

Thomas Curtis - Aeronautics - 1829
...Ģelipse. But the falling back of the line of conjunctions, or oppositions of the sun and moon 28' 12", with respect to the line of the nodes in every period, will wear it out in process of time; and after that it will not return again in less than 12,493 years....
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The Planetarium and Astronomical Calculator

Tobias Ostrander - Astronomy - 1832 - 276 pages
...back of the line of conjunctions, or oppositions of the Sun and Moon, namely, 28 minutes, 12 seconds, with respect to the line of the nodes in every period, will wear it out in process of time, so that the shadow will not again touch the earth or Moon, during the...
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