Arc measurement of Delambre and Méchain
id:
arc-measurement-of-delambre-and-m-chain-0-4704999
title:
Arc measurement of Delambre and Méchain
text:
The arc measurement of Delambre and Méchain was a geodetic survey carried out by Jean-Baptiste Delambre and Pierre Méchain in 1792–1798 to measure an arc section of the Paris meridian between Dunkirk and Barcelona. This arc measurement served as the basis for the original definition of the metre. In 1791, the French Academy of Sciences chose to define the metre as one ten-millionth of the distance from the equator to the North or South Pole. This replaced the earlier definition based on the peri
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Arc_measurement_of_Delambre_and_M%C3%A9chain
date created:
date modified:
2023-11-13T16:27:17Z
main entity:
{"identifier":"Q3071693","url":"https://www.wikidata.org/entity/Q3071693"}
image:
fields total:
13
integrity:
13