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What is Understanding Sextants: Navigation Tools about?
A sextant is a navigation instrument used by sailors to measure angles and determine their position at sea using celestial bodies. Invented in the 18th century, it serves as a crucial tool for celestial navigation before the advent of GPS technology. Key components include the frame, index arm, mirrors, telescope, and micrometer drum, making it a reliable, electricity-free backup for navigation.
- Author
- mariaangelagamboa715
- Language
- EN