Davis Artificial Horizon & Celestial Navigation Quick Reference Chart (2 Items)


Celestial Navigation 132 and Davis Artificial Horizon 144 Bundle (2 Items) 132, a Simplified, Yet Complete, Celestial Navigation System Card includes everything you need for Marine Navigation including Sextant Use and Corrections. This quick reference guide details key concepts, best practices, and useful constellations. The Artificial Horizon comes with 2 sunshades, lid and full directions. Great for backyard practice. Find exact position when inland and making exact sextant shot on foggy mornings. To use, fill with water and read the angle of the reflected sun with your sextant. Half your sextant reading is the sun & angle above the true horizon. Also Known as: marine navigation tool set marine navigation system navigation instruments celestial navigation kit navigational sextant navigational instruments navigational tools working sextant sailing tool marine instruments chart navigation tools navigation kits for boats