Author: sailorvikas.com

There are two types of errors on sextants: - Adjustable and Non- adjustable errors.a) Adjustable errorsError of perpendicularity: The index glass must beperpendicular to the plane of the instrument. It…

Description1) DefinitionThe sextant is a precision instrument used at sea for measuring altitudes of celestial bodies. It can also be used for measuring horizontal and vertical angles between and of…