What is the name of the geographical line runs through the Royal Observatory in Greenwich, London?
Royal Observatory, Greenwich Royal Observatory, Greenwich The Royal Observatory, Greenwich (ROG; known as the Old Royal Observatory from 1957 to 1998, when the working Royal Greenwich Observatory, RGO, moved from Greenwich to Herstmonceux) is an observatory situated on a hill in Greenwich Park, overlooking the River Thames. It played a major role in the history of astronomy and navigation, and is best known for the fact that the prime meridian passes through it, and thereby gave its name to Greenwich Mean Time. The ROG has the IAU observatory code of 000, the first in the list. ROG, the National Maritime Museum, the Queen's
Director of the Royal Greenwich Observatory post distinct from Astronomer Royal were: Director of the Royal Greenwich Observatory The Director of the Royal Greenwich Observatory was the senior scientist responsible for the administration of the Royal Greenwich Observatory from 1972 until the institution's closure in 1998. Executive responsibility for the Royal Observatory, Greenwich, London, had rested with the Astronomer Royal from the institution's foundation in 1675. This practice continued when the observatory moved to Herstmonceux Castle in 1948 and was renamed the Royal Greenwich Observatory. However, the title Astronomer Royal was separated from directorship of the observatory after the retirement of Richard Woolley in 1971. Following