Quest for longitude

Latitude is measured by your position north or south of the equator but what about longitude? How is your east or west position defined? Discover all about the quest to establish longitude and why it was important, the men behind its discovery, and the establishment of the Prime Meridian at Greenwich.

Formerly called 'Nevil Maskelyne, Astronomer Royal (1732-1811)'_tile.jpg

The Astronomer Royal is the best-known and most prestigious post in astronomy with illustrious forebears such as Flamsteed and Halley.

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