How is a solar year (365 days, 5 hours, 48 mins, 45+ seconds determined?

Subject: How is a solar year (365 days, 5 hours, 48 mins, 45+ seconds determined?

Date: Mon Feb 28 13:14:05 2000
Posted by Bob Martin
Grade level: No grade entered. School: No school entered.
City: Toronto State/Province: Ont. Country: Canada
Area of science: Earth Sciences
ID: 951765245.Es

Message:


For my father in law (age 91): 2000 is a leap year. The formula for 
determining a leap year was a decree of Pope Greorgy XIII in 1582. How is 
was this determined? How is a solar year today exactly determined?

Thank You!
Bob of Toronto

Re: How is a solar year (365 days, 5 hours, 48 mins, 45+ seconds determined?

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