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Understanding Cardinal Points

Understanding Cardinal Points

The cardinal points are essential navigational references that help in orientation and direction on the Earth’s surface. The main cardinal points are North, South, East, and West.

Defining the Cardinal Points

East signifies the direction in which the Earth rotates, while West is the opposite direction to this rotation. When facing East, North is located on the left, and South is the pole directly opposite the North Pole.

Definition of cardinal points

Quadrantal Points

In addition to the primary cardinal points, there are intermediate directions known as quadrantal points. These include:

  • Northeast
  • Southeast
  • Southwest
  • Northwest

Quadrantal points

Further Divisions of Directions

These quadrantal directions can be subdivided even further. For instance, the direction between North and Northeast is referred to as North Northeast, and similarly, East Northeast lies between Northeast and East.

Further divisions of quadrantal directions

Expressing Relative Directions

The cardinal point system is utilized to express the relative direction between two points. For example:

If we have two points on the Earth’s surface, we can say that the green point is to the northeast of the red point. Conversely, from the green point’s perspective, the red point is to the southwest.

Expressing relative directions

Examples of Relative Directions

Consider another scenario where an observer at the orange point sees the yellow point to the north. In contrast, from the yellow point’s perspective, the orange point is to the south.

Examples of relative directions

Conclusion

In summary, the cardinal point system serves as a fundamental method for expressing relative directions. It is not used for pinpointing exact locations but rather for conveying where one point lies in relation to another.

 

About the Author
I'm Daniel O'Donohue, the voice and creator behind The MapScaping Podcast ( A podcast for the geospatial community ). With a professional background as a geospatial specialist, I've spent years harnessing the power of spatial to unravel the complexities of our world, one layer at a time.