15th meridian east, line of longitude

The 15th meridian east is an imaginary line running from the North Pole to the South Pole, crossing multiple continents and oceans along its path. It passes through European countries like Denmark, Poland, and Germany, then continues through African regions including the Democratic Republic of the Congo and Angola, and finally runs through Antarctica and the Southern Ocean.

The concept of longitude lines like the 15th meridian developed during the age of exploration when sailors and astronomers needed precise methods to measure locations across the globe. Since its establishment, this line has served as a fundamental reference point for navigation, mapping, and later GPS technology.

In Europe, residents often use the 15th meridian as a practical reference for maps and time zones, though few notice the invisible line in daily life. It connects diverse populations across multiple countries through a shared geographic framework that shapes how people understand their location on the globe.

This line is not visible on the ground but serves primarily as a reference point on maps and GPS devices for determining your location. You can use it to understand your geographic position or as an orienting concept when planning routes across multiple countries.

Although it is a purely imaginary line, the 15th meridian has been used to establish time zones in Europe and thus subtly shapes the daily life of millions of people without their awareness. In Antarctica, it runs near scientific research stations where it assists researchers in coordinating their work.

• Location: Antarctic Treaty area
• GPS coordinates: 0.00000,15.00000
• Latest update: February 17, 2026 01:40