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1729 in science : ウィキペディア英語版
1729 in science

The year 1729 in science and technology involved some significant events.
==Astronomy==

* January 9 & 16 – James Bradley, in a letter written to Edmond Halley and read before the Royal Society, describes his discovery of aberration of starlight.〔Date clarified in: 〕
* August 1 – Fr. Nicolas Sarabat, a professor of mathematics at Marseilles, discovers the Comet of 1729, possibly the largest comet, with the highest apparent magnitude, on record.
* English optician Chester Moor Hall (17031771) develops an achromatic lens (or achromat) commonly used as the objective of small refractor telescopes.

抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)
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