Coordinates given in WikiPedia indicate a longitude of 21 degrees east. This puts the point at which this coordinate is set east of the 20 degree line.
Warsaw is located to the west of the 20 degrees east line of longitude.
east
The 60 degrees east line of longitude runs through the Ural Mountains.
The 120 degrees east line of longitude passes through Asia and Antarctica.
Fifteen degrees east longitude
The 60 degrees east line of latitude runs through the Ural Mountains.
The middle line of longitude is the Prime Meridian, located at 0 degrees longitude. It is the starting point for measuring east and west distances around the globe.
All the Warsaws in the US are far west of it. Warsaw, Poland is a few degrees east of it.
80 degrees east longitude
121 degrees east longitude
Fifteen degrees east longitude
The Ural Mountains lie almost exactly on the 60 degrees east line of longitude.
Whether travelling to the West or to the East from the Prime Meridian (zero Longitude) the International Date Line is 180 degrees Longitude.
Lima, the capital of Peru, is east of 80 degrees W longitude.
the direction that longitude run is 0 the 180 degrees and also east and west
120 degrees east
Longitude is the number of degrees east or west along a line of latitude from the prime meridian.
23 degrees east
180 degrees east/west longitude