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Royal Observatory Greenwich
Latitude and Longitude
Airy Transit Circle (ATC)
WGS84 and the Greenwich Meridian
The Greenwich Meridian before the ATC
The Quest for Longitude
International Meridian Conference (1884)
Meridian Day (1984)
The Millennium
Millennium Tree Line (MTL)
Meridian Laser
Astronomers Royal
Telescopes used with Meridian Marks
 
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LocationEngland
Lincolnshire
Cleethorpes
Marine Walk
Distance (N) from Greenwich
OS map detailsOS Explorer: 283
OS grid refTA 32509.06858
(532509,406858)
WGS84 lat/long53.541654, -0.001804
TypeFinger post
Marking dateBy 1984. Replaced c. 2000
AccessUnrestricted