Modern Celestial Navigation: Sextants and Sun Sights

Learn to use, calibrate, and adjust sextants. “Shoot the sun” to determine latitude and longitude. Correct sights for “dip,” refraction, and other factors. Determine the GHA and declination of the sun in modern tables as well as the standard Nautical Almanac. Easy and designed for beginners—if you can add and subtract, you can navigate by the sun! Created and taught by Frank Reed, one of the world’s leading celestial nav experts and an astronomy consultant on the team that found Shackleton’s Endurance in 2022. Ages 13 & up. To learn more, log onto mysticseaport.org.