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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
Boston
N side of: Meridian Road
Distance (N) from Greenwich
OS map detailsOS Explorer: 261
OS grid refTF 34272.43870
(534272,343870)
WGS84 lat/long52.975371, -0.001771
TypePlaque (plinth)
Marking date1984
AccessUnrestricted