A sextant is a navigational instrument that measures the angle between two objects. It uses a pair of mirrors to overlay one object over the other. The angle between the objects is proportional …

Oct 8, 2025 · A sextant is an old navigational tool that measures elevation using angular distances. You can use a sextant to determine the altitude in the sky of the sun, moon, or …

How to use a sextant: Using the sextant itself is not complicated, but it’s crucial to understand that the challenge lies in the associated calculations.

Harvard Professor John Huth, who teaches a "Primitive Navigation" course, demonstrates how to use a sextant.

Start taking sights ashore before you try to do it on a boat, and get used to handling the sextant. Practice really does make perfect. None of this is difficult if you follow the steps and are …

Aug 30, 2025 · Gain the timeless skill of celestial navigation. Learn to use a sextant to accurately find your precise location on Earth.

Mar 18, 2025 · Even if we focus primarily on navigation using the sun, the majority of the sextant principles can be used with other celestial bodies. The azimuth angle in the northern …

Nov 20, 2023 · Wavy talks through the basics of navigating at sea with a sextant. Let's start with a small introduction into why we need to learn and understand how to navigate with a sextant. …

Apr 5, 2023 · Make sure the sextant is properly aligned before use. Use a steady hand when taking readings. Take readings of both the horizon and the celestial object several times and …

This blog post aims to provide a comprehensive guide to using a sextant. You will learn the mechanics of the sextant, the process of taking readings, and how to apply corrections for …