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How to sextant

Build a Simple Sextant. (teacher's version). Background: A sextant is a tool for measuring the angular altitude of a star above the horizon. Primarily, they have. You can use a sextant to determine the position (called the “shoot”) in the sky of the sun, moon, or other celestial body, as well as your longitude.​ If you’re not using the sextant from aboard a ship at sea, you’ll have to correct your sighting for your height above sea level.

How to sextant

A sextant is an instrument generally used to measure the altitude of a celestial object above the horizon. Making this measurement is known as sighting the. A sextant is a marine navigation instrument which is used to measure the angle between two objects. Sextant is still used on many ships.