An antimeridian is the meridian of longitude opposite any given meridian. A meridian and its antimeridian form a continuous ring around the Earth. The Antimeridian is the meridian of longitude opposite the Prime Meridian.
An antimeridian is the meridian of longitude opposite any given meridian. A meridian and its antimeridian form a continuous ring around the Earth. The Antimeridian is the meridian of longitude opposite the Prime Meridian.