The Prime Meridian itself is defined as zero longitude. (0°)
You can't get any closer to it than that.
The higher the number of degrees of longitude, the farther a given longitude
is from the prime meridian. The maximum is 180° either east or west.
There is no minimum. Whatever longitude you name, no matter how close it is
to the Prime Meridian, I can always name one that's closer to it than yours is.
It's like asking "What is the smallest number ?" There's no such thing.
0 degrees
The prime meridian is a line of longitude. Nothing can be closer to something than itself.
Zero.
The Prime Meridian is east of France. The Prime Meridian is located in Greenwich, England. This is the location on earth where the longitude coordinate is 0 degrees.
Lime, Peru is 77.1 degrees of longitude from the Prime Meridian, and about 5,005 miles from the closest point on it. Philadelphia, PA is 75.2 degrees of longitude from the Prime Meridian, and about 3,304 miles from the closest point on it. Philadelphia wins both measurements.
Zero degrees ! The Prime Meridian is the starting point for the angular divisions around the globe.
The Prime Meridian is a line of longitude, and it sits at 0 degrees longitude.
The Prime Meridian is at zero degrees longitude.
The Prime Meridian is defined as Zero Longitude. Any longitude that you feel is "close" to zero is close to the Prime Meridian.
the prime meridian is the starting point when measuring the longitude
The Prime Meridian is the definition of zero longitude.
The prime meridian in located at 0 degress longitude, and passes through Grenich, England.
The longitude of every point on the Prime Meridian is Zero.