How did sailors determine the local time on board their ship

Subject: How did sailors determine the local time on board their ship

Date: Fri Aug 4 12:53:18 2000
Posted by George Adams
Grade level: No grade entered. School: No school entered.
City: Knoxville State/Province: TN Country: No country entered.
Area of science: Earth Sciences
ID: 965407998.Es

Message:


When chronometers were introduced sailors could tell the exact time in 
Grenwich (or another set location).  To use this time for determining 
longitude, the exact time on board the ship was be required.  How was this 
determined?

Re: How did sailors determine the local time on board their ship

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