Backstaff
A Navigation instrument used to measure the apparent height of a landmark whose actual height is known, such as the top of a lighthouse. From this information, the shipīs distance from that landmark can be calculated.
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April 26th 2024 - 06:36
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Backstaff A Navigation instrument used to measure the apparent height of a landmark whose actual height is known, such as the top of a lighthouse. From this information, the shipīs distance from that landmark can be calculated.
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