Template:Selected anniversaries/October 30: Difference between revisions

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||1207: Oldest recorded solar eclipse identified ... mentioned in the Bible. Using a combination of the biblical text and an ancient Egyptian text, researchers were able to refine the dates of the Egyptian pharaohs, in particular the dates of the reign of Ramesses the Great. https://www.dnaindia.com/science/report-oldest-recorded-solar-eclipse-identified-2556386
File:Willebrord Snellius.jpg|link=|1626: Astronomer and mathematician [[Willebrord Snellius (nonfiction)|Willebrord Snellius]] dies. In 1615 he conducted a large-scale experiment to measure the circumference of the earth using triangulation, underestimating the circumference of the earth by 3.5%.
File:Willebrord Snellius.jpg|link=|1626: Astronomer and mathematician [[Willebrord Snellius (nonfiction)|Willebrord Snellius]] dies. In 1615 he conducted a large-scale experiment to measure the circumference of the earth using triangulation, underestimating the circumference of the earth by 3.5%.



Revision as of 04:58, 30 January 2019