Professional Yachtmaster Training

Celestial Navigation Videos | How-To Tutorials

Professional Yacht Training Celestial Navigation courses teach individuals how to determine their position on Earth using the sun, moon, stars, and planets. It involves learning to use a sextant and other navigational tools to take and reduce sights (measurements of celestial objects), and then plot these sights on a chart to determine a line of position.


Plotting Sheet Explanation

Sun Sight Reduction

Sun Run Sun Plotting

Meridian Calculation

Star Sight Plan

Star Sight Calculation

What is Celestial Navigation?

Celestial navigation is a method of determining your position on Earth by observing celestial bodies—such as the Sun, Moon, planets, and stars. It’s a traditional technique used by sailors, aviators, and explorers before the advent of GPS and still serves as a reliable backup today.

Celestial Navigation