The International Date Line.
The major line of longitude located at 180 degrees longitude is the International Date Line.
Prime Meridian
The 180th Meridian or 180° longitude is the exact opposite of the Prime Meridian.
The Prime Meridian is the meridian (line of longitude) at which the longitude is defined to be 0°.The Prime Meridian and its opposite the 180th meridian (at 180° longitude), which the International Date Line generally follows, form a great circle that divides the Earth into the Eastern and Western Hemispheres.
The prime meridian in located at 0 degress longitude, and passes through Grenich, England.
The major line of longitude located at 180 degrees longitude is the International Date Line.
The Prime Meridian is found at zero longitude.
Prime meridian
Prime Meridian
The Prime Meridian. Opposite Prime Meridian (180-degrees Longitude) is The International Date Lin.
The 180th Meridian or 180° longitude is the exact opposite of the Prime Meridian.
The meridian of 180° longitude (both ways, east or west)
Prime meridian
The Prime Meridian is the meridian (line of longitude) at which the longitude is defined to be 0°.The Prime Meridian and its opposite the 180th meridian (at 180° longitude), which the International Date Line generally follows, form a great circle that divides the Earth into the Eastern and Western Hemispheres.
The prime meridian in located at 0 degress longitude, and passes through Grenich, England.
The anti-meridian opposite the prime meridian
Longitude has a minimum of -180 (west of the prime meridian) and a maximum of 180 (east of the prime meridian). -180 and 180 are the same line, approached from opposite directions. 0 degrees of longitude runs through London, England and is called the "prime meridian."