How Two Medieval Scholars Used an Eclipse to Measure Longitude

Medievalists.net

A lunar eclipse allowed two medieval scholars working 1,500 kilometres apart to calculate the longitude difference between Baghdad and Khwarezm.


Source: https://www.medievalists.net/2026/08/how-two-medieval-scholars-used-an-eclipse-to-measure-longitude/
← Main Page

Medievalists.net

Where the Middle Ages Begin