Precision, Measurement & Control
Marine chronometer
A marine chronometer keeps a stable time reference aboard a moving ship. Comparing reference time with local astronomical observations helped navigators determine longitude at sea.
About this artifact
A marine chronometer keeps a stable time reference aboard a moving ship. Comparing reference time with local astronomical observations helped navigators determine longitude at sea.
Sources & image credits
Documented image of this machine or its operating principle; see image credits for the original date and subject.
Image: Frodsham_chronometer_mechanism.jpg
Creator: User:Ktr101
License: CC BY-SA 4.0
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