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Royal Observatory Greenwich
Latitude and Longitude
Airy Transit Circle (ATC)
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The Greenwich Meridian before the ATC
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LocationEngland
LB Waltham Forest
Walthamstow (E17)
Upper Walthamstow Road (left of 6b)
Distance (N) from Greenwich
OS map detailsOS Explorer: 174
OS grid refTQ 38547.89448
(538547,189448)
WGS84 lat/long51.586861, -0.001571
TypePavement (line) | Pavement (plate)
Marking date2015
AccessUnrestricted