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In episode three of the Practical Celestial Navigation course, Andy Howe examines the theory behind celestial navigation, the celestial triangle and the celestial sphere, and why it is important to have a basic understanding of each. Topics introduced include zenith position, declination, GHA, LHA, Azimuth Angle, assumed position, and sextant altitude.
January 2022
Lydia Mullan is the managing editor at SAIL magazine and editor of Multihull Power and Sail. In her seven years with SAIL, she has published over 350 articles, including marine journalism’s best adventure essay in both 2023 and 2024 as recognized by Boating Writers International. She was also the media manager for Cole Brauer's historic 2023/24 circumnavigation.
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