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Lapland Meridian Measurement

When
1736
Where
Lapland
Part of
Maupertuis Meridian Arc Expedition

Maupertuis led the 1736 mission to Lapland to measure a meridian arc degree.

Acting as chief of the French Geodesic Mission, Maupertuis traveled to Lapland in 1736. The objective was to measure the length of a degree of arc of the meridian to help determine the shape of the Earth.

Sources

  1. Pierre Louis Maupertuis Wikipedia, revision of 2026-09-02

Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.