As the clocks go forward this weekend, the FT’s senior graphics artist walks a fine (meridian) line through the birthplace of GMT in its 350th-anniversary year ...

The Observatory lies 7 hours, 1 minute, 3.24 seconds of time west of the Prime Meridian, hence our Local Sidereal Time trails that of Greenwich England by 7h 1m 3s. Sundial time is the true solar time ...

Visitors to the world-famous Meridian Line at the Royal Observatory in Greenwich, south-east London, are to be charged for the first time in 10 years. Entrance to the building's courtyard ...

Putting one foot either side of the Greenwich Meridian means you’re in both the western and eastern hemispheres. To see where it all started, head to the Royal Observatory. It sits on a hill in ...

Measuring longitude (east or west) was harder. Airy developed an accepted prime meridian line from the observatory at Greenwich, which became zero degrees longitude. It became a global benchmark ...

The Royal Observatory Greenwich is the home of Greenwich Mean Time and the Prime Meridian of the World. It is also home to London's only planetarium, the Harrison timekeepers and the UK's largest ...

Greenwich's claim to fame is undoubtedly the Royal Observatory, where the prime meridian bisects the institution and travelers can stand on both the eastern and western hemispheres. Other favorite ...

Over two centuries later, in 1884, the Royal Observatory Greenwich's extensive star charts made the site a prime choice for defining the world's line of 0˚ longitude, the original marker of which ...

Walking distance down the road from the café is Greenwich Park and Royal ... In the Royal Observatory, you can visit the Prime Meridian Line which divides the western and eastern hemisphere.

Over two centuries later, in 1884, the Royal Observatory Greenwich's extensive star charts made the site a prime choice for defining the world's line of 0˚ longitude, the original marker of which ...