# Definition:South Point of Horizon

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## Contents

## Definition

The point on the celestial horizon exactly opposite the **north point of the horizon** is called the **south point of the horizon**.

In the above diagram, the **south point of the horizon** is indicated by $S$.

## Also known as

The **south point of the horizon** is also known as the **south point**.

## Also see

## Sources

- 1976: W.M. Smart:
*Textbook on Spherical Astronomy*(6th ed.) ... (previous) ... (next): Chapter $\text {II}$. The Celestial Sphere: $18$.*Altitude and azimuth.* - 1998: David Nelson:
*The Penguin Dictionary of Mathematics*(2nd ed.) ... (previous) ... (next): Entry:**cardinal points**:**2.** - 2008: David Nelson:
*The Penguin Dictionary of Mathematics*(4th ed.) ... (previous) ... (next): Entry:**cardinal points**:**2.**