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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
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International Meridian Conference (1884)
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LocationEngland
East Sussex
Peacehaven
Promenade (at junction with Horsham Avenue)
Distance (S) from Greenwich
OS map detailsOS Explorer: 122
OS grid refTQ 40954.00806
(540954,100806)
WGS84 lat/long50.789694, -0.001610
TypeObelisk/Pillar | Ground (line)
Marking date8 Aug 1936
AccessUnrestricted