The Greenwich meridian is a prime meridian, a geographical reference line that passes through the Royal Observatory, Greenwich, in London, England. [1] From 1884 to 1974, the Greenwich meridian was the international standard prime meridian, used …

The Prime Meridian in Greenwich is marked by a metal line fixed into the Royal Observatory courtyard, and at night by a laser beam. The beam originates from a point above the Airy Transit Circle, the telescope used to determine the Greenwich Meridian.

Greenwich meridian, an imaginary line, last established in 1851, used to indicate zero degrees longitude. It passes through Greenwich, London, and ends at the North and South poles. Because it indicated zero degrees longitude, it was also known as the prime meridian.

The meridian line in Greenwich represents the Prime Meridian of the world, Longitude Zero (0° 0' 0"). Every place on the Earth is measured in terms of its angle east or west from this line. Since 1884, the Prime Meridian has served as the reference point for Greenwich Mean Time (GMT).

The 0-degree line of longitude that passes through the Royal Observatory in Greenwich, England is the Greenwich Meridian. It’s also called the Prime Meridian . This line is the starting point for longitudinal lines that run north-south and converge at the poles.

In October 1884 the Greenwich Meridian was selected by delegates (forty-one delegates representing twenty-five nations) to the International Meridian Conference held in Washington, D.C., United States to be the common zero of longitude and standard of time reckoning throughout the world.

The Greenwich line is a short railway line in South London that follows part of the route of the London and Greenwich Railway, which was the first railway line in London. The line diverges from the South Eastern Main Line at North Kent East junction [1] and runs as far as Charlton junction [2] where it connects with the North Kent Line.

Jun 22, 2024 · In England, the Greenwich meridian passes through the Royal Observatory in Greenwich, London. This is where the line was first established and is now considered the official Prime Meridian. France and Spain are two European countries …

Aug 20, 2015 · Since the late 19th century, the Greenwich Meridian has been the line at which most maps mark 0° longitude, the starting point for measuring geographical coordinates in an east-west direction.

Maze Hill station was opened in January 1873, when the line was opened from there to the North Kent line at Charlton, but it was not until February 1878 that Greenwich and Maze Hill were eventually connected, and the full Greenwich line opened.