On 01/02/2016 11:22 PM, Don Y wrote:

(the leap year cycle repeats every *400* years, not every 4)


So the average year is 365.2425 days long (365 + 1/4 - 1/100 + 1/400).
Interestingly, that is a whole number of seconds (31,556,952).

Of course, that doesn't count the unpredictable leap seconds.

--
Mark Lloyd
http://notstupid.us/

"Fundamentalist: One who's mental and wants your funds."