June 3, 2016 - mayan calendar 3 1/2 years, While many people are calling 2016 a year of transformation, one must wonder about the accuracy of the initial mayan calendar end date of december 21st, 2012.. Calendar date julian date - united states navy, Julian dates (abbreviated jd) are simply a continuous count of days and fractions since noon universal time on january 1, 4713 bc (on the julian calendar). almost 2.5.

Why leap year? - cnn, (cnn)happy leap day ! ' , 2016 leap year, means enjoy extra day february, people born february 29. http://www.cnn.com/2016/02/29/tech/why-do-we-have-leap-year/index.html When leap year? | earth | earthsky, The leap year 2016, 2020! leap days extra days added calendar synchronize earth’ orbit sun . http://earthsky.org/human-world/why-do-we-need-leap-years Leap - wikipedia, A leap - adjustment occasionally applied coordinated universal time (utc) order time day close solar. https://en.wikipedia.org/wiki/Leap_second