How to use Plastic Sextants 815 Although no longer required by

Although no longer required by some yachting authorities

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How to use Plastic Sextants 815 Although no longer required byHow to use Plastic Sextants by David Burch Sextants are used to measure angular heights of celestial bodies above the horizon to find the latitude and longitude of the observer. They can also be used on land with artificial horizons. Sextants can also be used to find the correct Universal Time by measuring the angular distance between the moon and another body along its path across the zodiac. In coastal waters or on land, sextants can be used for